B01D 1/00
|
Evaporating |
B01D 1/02
|
Evaporators with heating coils |
B01D 1/04
|
Evaporators with horizontal tubes |
B01D 1/06
|
Evaporators with vertical tubes |
B01D 1/08
|
Evaporators with vertical tubes with short tubes |
B01D 1/10
|
Evaporators with vertical tubes with long tubes, e.g. Kestner evaporators |
B01D 1/12
|
Evaporators with vertical tubes and forced circulation |
B01D 1/14
|
Evaporating with heated gases or vapours in contact with the liquid |
B01D 1/16
|
Evaporating by spraying |
B01D 1/18
|
Evaporating by spraying to obtain dry solids |
B01D 1/20
|
Sprayers |
B01D 1/22
|
Evaporating by bringing a thin layer of the liquid into contact with a heated surface |
B01D 1/24
|
Evaporating by bringing a thin layer of the liquid into contact with a heated surface to obtain dry solids |
B01D 1/26
|
Multiple-effect evaporating |
B01D 1/28
|
Evaporating with vapour compression |
B01D 1/30
|
Accessories for evaporators |
B01D 3/00
|
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping |
B01D 3/02
|
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in boilers or stills |
B01D 3/04
|
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping pipe stills |
B01D 3/06
|
Flash distillation |
B01D 3/08
|
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in rotating vessels; Atomisation on rotating discs |
B01D 3/10
|
Vacuum distillation |
B01D 3/12
|
Molecular distillation |
B01D 3/14
|
Fractional distillation |
B01D 3/16
|
Fractionating columns in which vapour bubbles through liquid |
B01D 3/18
|
Fractionating columns in which vapour bubbles through liquid with horizontal bubble plates |
B01D 3/20
|
Bubble caps; Risers for vapour; Discharge pipes for liquid |
B01D 3/22
|
Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids |
B01D 3/24
|
Fractionating columns in which vapour bubbles through liquid with sloping plates or elements mounted stepwise |
B01D 3/26
|
Fractionating columns in which vapour and liquid flow pass each other, or in which the fluid is sprayed into the vapour, or in which a two-phase mixture is passed in one direction |
B01D 3/28
|
Fractionating columns with surface contact and vertical guides, e.g. film action |
B01D 3/30
|
Fractionating columns with movable parts or in which centrifugal movement is caused |
B01D 3/32
|
Other features of fractionating columns |
B01D 3/34
|
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances |
B01D 3/36
|
Azeotropic distillation |
B01D 3/38
|
Steam distillation |
B01D 3/40
|
Extractive distillation |
B01D 3/42
|
Regulation; Control |
B01D 5/00
|
Condensation of vapours; Recovering volatile solvents by condensation |
B01D 7/00
|
Sublimation |
B01D 7/02
|
Crystallisation directly from the vapour phase |
B01D 8/00
|
Cold traps; Cold baffles |
B01D 9/00
|
Crystallisation |
B01D 9/02
|
Crystallisation from solutions |
B01D 9/04
|
Crystallisation from solutions concentrating solutions by removing frozen solvent therefrom |
B01D 11/00
|
Solvent extraction |
B01D 11/02
|
Solvent extraction of solids |
B01D 11/04
|
Solvent extraction of solutions which are liquid |
B01D 12/00
|
Displacing liquid, e.g. from wet solids or from dispersions of liquids or from solids in liquids, by means of another liquid |
B01D 15/00
|
Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor |
B01D 15/02
|
Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor with moving adsorbents |
B01D 15/04
|
Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor with ion-exchange materials as adsorbents |
B01D 15/08
|
Selective adsorption, e.g. chromatography |
B01D 15/10
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features |
B01D 15/12
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the preparation of the feed |
B01D 15/14
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the introduction of the feed to the apparatus |
B01D 15/16
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the conditioning of the fluid carrier |
B01D 15/18
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to flow patterns |
B01D 15/20
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the conditioning of the sorbent material |
B01D 15/22
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the construction of the column |
B01D 15/24
|
Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the treatment of the fractions to be distributed |
B01D 15/26
|
Selective adsorption, e.g. chromatography characterised by the separation mechanism |
B01D 15/30
|
Partition chromatography |
B01D 15/32
|
Bonded phase chromatography, e.g. with normal bonded phase, reversed phase or hydrophobic interaction |
B01D 15/34
|
Size-selective separation, e.g. size-exclusion chromatography; Gel filtration; Permeation |
B01D 15/36
|
Selective adsorption, e.g. chromatography characterised by the separation mechanism involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion |
B01D 15/38
|
Selective adsorption, e.g. chromatography characterised by the separation mechanism involving specific interaction not covered by one or more of groups , e.g. affinity, ligand exchange or chiral chromatography |
B01D 15/40
|
Selective adsorption, e.g. chromatography characterised by the separation mechanism using supercritical fluid as mobile phase or eluent |
B01D 15/42
|
Selective adsorption, e.g. chromatography characterised by the development mode, e.g. by displacement or by elution |
B01D 17/00
|
Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion |
B01D 17/02
|
Separation of non-miscible liquids |
B01D 17/04
|
Breaking emulsions |
B01D 17/05
|
Breaking emulsions by chemical treatment |
B01D 17/06
|
Separation of liquids from each other by electricity |
B01D 17/09
|
Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion by thermal diffusion |
B01D 17/12
|
Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits |
B01D 17/022
|
Separation of non-miscible liquids by contact with a preferentially wettable solid |
B01D 17/025
|
Separation of non-miscible liquids by gravity, in a settling tank |
B01D 17/028
|
Separation of non-miscible liquids by gravity, in a settling tank provided with a set of baffles |
B01D 17/032
|
Separation of non-miscible liquids by gravity, in a settling tank provided with special equipment for removing at least one of the separated liquids |
B01D 17/035
|
Separation of non-miscible liquids by using gas-bubbles or moving solids introduced into the mixture |
B01D 17/038
|
Separation of non-miscible liquids by centrifugal force |
B01D 19/00
|
Degasification of liquids |
B01D 19/02
|
Foam dispersion or prevention |
B01D 19/04
|
Foam dispersion or prevention by addition of chemical substances |
B01D 21/00
|
Separation of suspended solid particles from liquids by sedimentation |
B01D 21/01
|
Separation of suspended solid particles from liquids by sedimentation using flocculating agents |
B01D 21/02
|
Settling tanks |
B01D 21/04
|
Settling tanks with moving scrapers |
B01D 21/06
|
Settling tanks with moving scrapers with rotating scrapers |
B01D 21/08
|
Settling tanks provided with flocculating compartments |
B01D 21/18
|
Construction of the scrapers or the driving mechanisms for settling tanks |
B01D 21/20
|
Driving mechanisms |
B01D 21/22
|
Safety mechanisms |
B01D 21/24
|
Feed or discharge mechanisms for settling tanks |
B01D 21/26
|
Separation of sediment aided by centrifugal force |
B01D 21/28
|
Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like |
B01D 21/30
|
Control equipment |
B01D 21/32
|
Density control of clear liquid or sediment, e.g. optical control |
B01D 21/34
|
Controlling the feed distribution; Controlling the liquid level |
B01D 24/00
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof |
B01D 24/02
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration |
B01D 24/04
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls |
B01D 24/06
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls the pervious walls comprising a series of louvres or slots |
B01D 24/08
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls the filtering material being supported by at least two pervious coaxial walls |
B01D 24/10
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container |
B01D 24/12
|
Downward filtration, the filtering material being supported by pervious surfaces |
B01D 24/14
|
Downward filtration, the container having distribution or collection headers or pervious conduits |
B01D 24/16
|
Upward filtration |
B01D 24/18
|
Combined upward and downward filtration |
B01D 24/20
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container |
B01D 24/22
|
Downward filtration, the filter material being supported by pervious surfaces |
B01D 24/24
|
Downward filtration, the container having distribution or collection headers or pervious conduits |
B01D 24/26
|
Upward filtration |
B01D 24/28
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed moving during the filtration |
B01D 24/30
|
Translation |
B01D 24/32
|
Rotation |
B01D 24/34
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filtering material and its pervious support moving |
B01D 24/36
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed fluidised during the filtration |
B01D 24/38
|
Feed or discharge devices |
B01D 24/40
|
Feed or discharge devices for feeding |
B01D 24/42
|
Feed or discharge devices for discharging filtrate |
B01D 24/44
|
Feed or discharge devices for discharging filter cake, e.g. chutes |
B01D 24/46
|
Regenerating the filtering material in the filter |
B01D 24/48
|
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration |
B01D 25/00
|
Filters formed by clamping together several filtering elements or parts of such elements |
B01D 25/02
|
Filters formed by clamping together several filtering elements or parts of such elements in which the elements are pre-formed independent filtering units, e.g. modular systems |
B01D 25/12
|
Filter presses, i.e. of the plate or plate and frame type |
B01D 25/19
|
Clamping means for closing the filter press, e.g. hydraulic jacks |
B01D 25/21
|
Plate and frame presses |
B01D 25/22
|
Cell-type filters |
B01D 25/24
|
Cell-type roll filters |
B01D 25/26
|
Cell-type stack filters |
B01D 25/28
|
Leaching or washing filter cakes in the filter |
B01D 25/30
|
Feeding devices |
B01D 25/32
|
Removal of filter cakes |
B01D 25/34
|
Removal of filter cakes by moving the filter elements |
B01D 25/36
|
Removal of filter cakes by moving the filter elements by centrifugal force |
B01D 25/38
|
Removal of filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements |
B01D 25/127
|
Filter presses, i.e. of the plate or plate and frame type with one or more movable filter bands arranged to be clamped between the press plates or between a plate and a frame during filtration, e.g. zigzag endless filter bands |
B01D 25/133
|
Filter presses, i.e. of the plate or plate and frame type with one or more movable filter bands arranged to be clamped between the press plates or between a plate and a frame during filtration, e.g. zigzag endless filter bands with compression of the filter cake, e.g. by inflatable membranes |
B01D 25/164
|
Chamber-plate presses, i.e. the sides of the filtering elements being clamped between two successive filtering plates |
B01D 25/168
|
Chamber-plate presses, i.e. the sides of the filtering elements being clamped between two successive filtering plates with compression of the filter cake, e.g. by inflatable membranes |
B01D 25/172
|
Plate spreading means |
B01D 25/176
|
Filter presses, i.e. of the plate or plate and frame type attaching the filter element to the filter press plates, e.g. around the central feed hole in the plates |
B01D 27/00
|
Cartridge filters of the throw-away type |
B01D 27/02
|
Cartridge filters of the throw-away type with cartridges made from a mass of loose material |
B01D 27/04
|
Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper |
B01D 27/06
|
Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material |
B01D 27/07
|
Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material having a coaxial stream through the filtering element |
B01D 27/08
|
Construction of the casing |
B01D 27/10
|
Safety devices, e.g. by-passes |
B01D 27/14
|
Cartridge filters of the throw-away type having more than one filtering element |
B01D 29/00
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor |
B01D 29/01
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with flat filtering elements |
B01D 29/03
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with flat filtering elements self-supporting |
B01D 29/05
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with flat filtering elements supported |
B01D 29/07
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with flat filtering elements supported with corrugated, folded or wound filtering sheets |
B01D 29/09
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with filtering bands, e.g. movable between filtering operations |
B01D 29/11
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements |
B01D 29/13
|
Supported filter elements |
B01D 29/15
|
Supported filter elements arranged for inward flow filtration |
B01D 29/17
|
Supported filter elements arranged for inward flow filtration open-ended |
B01D 29/19
|
Supported filter elements arranged for inward flow filtration on solid frames with surface grooves or the like |
B01D 29/21
|
Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets |
B01D 29/23
|
Supported filter elements arranged for outward flow filtration |
B01D 29/25
|
Supported filter elements arranged for outward flow filtration open-ended |
B01D 29/27
|
Filter bags |
B01D 29/31
|
Self-supporting filtering elements |
B01D 29/33
|
Self-supporting filtering elements arranged for inward flow filtration |
B01D 29/35
|
Self-supporting filtering elements arranged for outward flow filtration |
B01D 29/37
|
Self-supporting filtering elements open-ended |
B01D 29/39
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type |
B01D 29/41
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type mounted transversely on the tube |
B01D 29/43
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type mounted otherwise than transversely on the tube |
B01D 29/44
|
Edge filtering elements, i.e. using contiguous impervious surfaces |
B01D 29/46
|
Edge filtering elements, i.e. using contiguous impervious surfaces of flat, stacked bodies |
B01D 29/48
|
Edge filtering elements, i.e. using contiguous impervious surfaces of spirally or helically wound bodies |
B01D 29/50
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition |
B01D 29/52
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection |
B01D 29/54
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially |
B01D 29/56
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection |
B01D 29/58
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially |
B01D 29/60
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor integrally combined with devices for controlling the filtration |
B01D 29/62
|
Regenerating the filter material in the filter |
B01D 29/64
|
Regenerating the filter material in the filter by scrapers, brushes or the like, acting on the cake side of the filtering element |
B01D 29/66
|
Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps |
B01D 29/68
|
Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles |
B01D 29/70
|
Regenerating the filter material in the filter by forces created by movement of the filter element |
B01D 29/72
|
Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations |
B01D 29/74
|
Regenerating the filter material in the filter by forces created by movement of the filter element involving centrifugal force |
B01D 29/075
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with flat filtering elements located in a closed housing and comprising scrapers or agitators on the cake side of the filtering elements, e.g. Nutsche- or Rosenmund-type filters for performing multiple step operations such as chemical reactions, filtering and cake treatment |
B01D 29/76
|
Handling the filter cake in the filter for purposes other than for regenerating |
B01D 29/78
|
Handling the filter cake in the filter for purposes other than for regenerating for washing |
B01D 29/80
|
Handling the filter cake in the filter for purposes other than for regenerating for drying |
B01D 29/82
|
Handling the filter cake in the filter for purposes other than for regenerating for drying by compression |
B01D 29/84
|
Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating |
B01D 29/085
|
Funnel filters; Holders therefor |
B01D 29/86
|
Retarding cake deposition on the filter during the filtration period, e.g. using stirrers |
B01D 29/88
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor having feed or discharge devices |
B01D 29/90
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor having feed or discharge devices for feeding |
B01D 29/92
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor having feed or discharge devices for discharging filtrate |
B01D 29/94
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes |
B01D 29/96
|
Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters |
B01D 33/00
|
Filters with filtering elements which move during the filtering operation |
B01D 33/01
|
Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons |
B01D 33/03
|
Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements |
B01D 33/04
|
Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering |
B01D 33/06
|
Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums |
B01D 33/09
|
Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors |
B01D 33/11
|
Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration |
B01D 33/13
|
Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration with surface cells independently connected to pressure distributors |
B01D 33/15
|
Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces |
B01D 33/17
|
Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with rotary filtering tables |
B01D 33/19
|
Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with rotary filtering tables the table surface being divided in successively tilted sectors or cells, e.g. for discharging the filter cake |
B01D 33/21
|
Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with hollow filtering discs transversely mounted on a hollow rotary shaft |
B01D 33/23
|
Construction of discs or component sectors thereof |
B01D 33/25
|
Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with hollow frames axially mounted on a hollow rotary shaft |
B01D 33/27
|
Filters with filtering elements which move during the filtering operation with rotary filtering surfaces, which are neither cylindrical nor planar, e.g. helical surfaces |
B01D 33/29
|
Filters with filtering elements which move during the filtering operation the movement of the filter elements being a combination of movements |
B01D 33/31
|
Planetary movement |
B01D 33/35
|
Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition |
B01D 33/37
|
Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection |
B01D 33/39
|
Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially |
B01D 33/41
|
Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection |
B01D 33/42
|
Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection concentrically or coaxially |
B01D 33/44
|
Regenerating the filter material in the filter |
B01D 33/46
|
Regenerating the filter material in the filter by scrapers, brushes or the like acting on the cake-side of the filtering element |
B01D 33/48
|
Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps |
B01D 33/50
|
Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles |
B01D 33/52
|
Regenerating the filter material in the filter by forces created by movement of the filter element |
B01D 33/54
|
Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations |
B01D 33/56
|
Regenerating the filter material in the filter by forces created by movement of the filter element involving centrifugal force |
B01D 33/58
|
Handling the filter cake in the filter for purposes other than for regenerating |
B01D 33/60
|
Handling the filter cake in the filter for purposes other than for regenerating for washing |
B01D 33/62
|
Handling the filter cake in the filter for purposes other than for regenerating for drying |
B01D 33/64
|
Handling the filter cake in the filter for purposes other than for regenerating for drying by compression |
B01D 33/66
|
Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating |
B01D 33/067
|
Construction of the filtering drums, e.g. mounting or sealing arrangements |
B01D 33/68
|
Retarding cake deposition on the filter during the filtration period, e.g. using stirrers |
B01D 33/70
|
Filters with filtering elements which move during the filtering operation having feed or discharge devices |
B01D 33/72
|
Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding |
B01D 33/073
|
Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration |
B01D 33/74
|
Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate |
B01D 33/76
|
Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes |
B01D 33/80
|
Accessories |
B01D 33/82
|
Means for pressure distribution |
B01D 33/327
|
Tipping buckets, trays or like sections |
B01D 33/333
|
Filters with filtering elements which move during the filtering operation with individual filtering elements moving along a closed path |
B01D 35/00
|
Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups ; Auxiliary devices for filtration; Filter housing constructions |
B01D 35/01
|
Devices for the removal of gas, e.g. air purge systems |
B01D 35/02
|
Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks |
B01D 35/04
|
Plug, tap, or cock filters |
B01D 35/05
|
Floating filters |
B01D 35/06
|
Filters making use of electricity or magnetism |
B01D 35/10
|
Brush filters |
B01D 35/12
|
Devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration |
B01D 35/14
|
Safety devices specially adapted for filtration; Devices for indicating clogging |
B01D 35/15
|
Bidirectional working filters |
B01D 35/16
|
Cleaning-out devices |
B01D 35/18
|
Heating or cooling the filters |
B01D 35/20
|
Vibrating the filters |
B01D 35/22
|
Directing the mixture to be filtered on to the filters in a manner to clean the filters |
B01D 35/24
|
Providing loose granular material to scratch the filters clean |
B01D 35/26
|
Filters with built-in pumps |
B01D 35/027
|
Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks rigidly mounted in or on tanks or reservoirs |
B01D 35/28
|
Strainers not provided for elsewhere |
B01D 35/30
|
Filter housing constructions |
B01D 35/31
|
Filter housing constructions including arrangements for environmental protection, e.g. pressure resisting features |
B01D 35/32
|
Filter housing constructions including arrangements for environmental protection, e.g. pressure resisting features against radiation |
B01D 35/34
|
Filter housing constructions open-topped |
B01D 35/143
|
Filter condition indicators |
B01D 35/147
|
Bypass or safety valves |
B01D 35/153
|
Anti-leakage or anti-return valves |
B01D 35/157
|
Flow control valves; Damping or calibrated passages |
B01D 36/00
|
Filter circuits or combinations of filters with other separating devices |
B01D 36/02
|
Combinations of filters of different kinds |
B01D 36/04
|
Combinations of filters with settling tanks |
B01D 37/00
|
Processes of filtration |
B01D 37/02
|
Precoating the filtering elements or material; Addition of filter aids to the liquid being filtered |
B01D 37/03
|
Processes of filtration using flocculating agents |
B01D 37/04
|
Controlling the filtration |
B01D 39/00
|
Filtering material for liquid or gaseous fluids |
B01D 39/02
|
Loose filtering material, e.g. loose fibres |
B01D 39/04
|
Organic material, e.g. cellulose, cotton |
B01D 39/06
|
Inorganic material, e.g. asbestos fibres, glass beads or fibres |
B01D 39/08
|
Filter cloth, i.e. woven, knitted or interlaced material |
B01D 39/10
|
Filter screens essentially made of metal |
B01D 39/12
|
Filter screens essentially made of metal of expanded metal |
B01D 39/14
|
Other self-supporting filtering material |
B01D 39/16
|
Other self-supporting filtering material of organic material, e.g. synthetic fibres |
B01D 39/18
|
Other self-supporting filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof |
B01D 39/20
|
Other self-supporting filtering material of inorganic material, e.g. asbestos paper or metallic filtering material of non-woven wires |
B01D 41/00
|
Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids |
B01D 41/02
|
Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of loose filtering material |
B01D 41/04
|
Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of rigid self-supporting filtering material |
B01D 43/00
|
Separating particles from liquids, or liquids from solids, otherwise than by sedimentation or filtration |
B01D 45/00
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces |
B01D 45/02
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity |
B01D 45/04
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia |
B01D 45/06
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by reversal of direction of flow |
B01D 45/08
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators |
B01D 45/10
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators which are wetted |
B01D 45/12
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces |
B01D 45/14
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes |
B01D 45/16
|
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream |
B01D 45/18
|
Cleaning-out devices |
B01D 46/00
|
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours |
B01D 46/02
|
Particle separators, e.g. dust precipitators, having hollow filters made of flexible material |
B01D 46/04
|
Cleaning filters |
B01D 46/06
|
Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat |
B01D 46/08
|
Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat the working surfaces forming a star shape |
B01D 46/10
|
Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces |
B01D 46/12
|
Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements |
B01D 46/14
|
Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces arranged in a star shape |
B01D 46/16
|
Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces arranged on non-filtering conveyors |
B01D 46/18
|
Particle separators, e.g. dust precipitators, using filtering belts |
B01D 46/20
|
Particle separators, e.g. dust precipitators, using filtering belts the belts combined with drums |
B01D 46/22
|
Particle separators, e.g. dust precipitators, using filtering belts the belts travelling during filtering |
B01D 46/24
|
Particle separators, e.g. dust precipitators, using rigid hollow filter bodies |
B01D 46/26
|
Particle separators, e.g. dust precipitators, using rigid hollow filter bodies rotatable |
B01D 46/28
|
Particle separators, e.g. dust precipitators, using filter brushes |
B01D 46/30
|
Particle separators, e.g. dust precipitators, using loose filtering material |
B01D 46/32
|
Particle separators, e.g. dust precipitators, using loose filtering material the material moving during filtering |
B01D 46/34
|
Particle separators, e.g. dust precipitators, using loose filtering material the material moving during filtering not horizontally, e.g. using shoots |
B01D 46/36
|
Particle separators, e.g. dust precipitators, using loose filtering material the material moving during filtering as a substantially horizontal layer, e.g. on rotary tables, drums or conveyor belts |
B01D 46/38
|
Particle separators, e.g. dust precipitators, using loose filtering material the material moving during filtering as fluidised bed |
B01D 46/40
|
Particle separators, e.g. dust precipitators, using edge filters, i.e. using contiguous impervious surfaces |
B01D 46/42
|
Auxiliary equipment or operation thereof |
B01D 46/44
|
Auxiliary equipment or operation thereof controlling filtration |
B01D 46/46
|
Auxiliary equipment or operation thereof controlling filtration automatic |
B01D 46/48
|
Removing dust other than cleaning filters |
B01D 46/50
|
Means for discharging electrostatic potential |
B01D 46/52
|
Particle separators, e.g. dust precipitators, using filters embodying folded material |
B01D 46/54
|
Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms |
B01D 46/56
|
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition |
B01D 46/58
|
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel |
B01D 46/60
|
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel arranged concentrically or coaxially |
B01D 46/62
|
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series |
B01D 46/64
|
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially |
B01D 46/66
|
Regeneration of the filtering material or filter elements inside the filter |
B01D 46/68
|
Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements |
B01D 46/69
|
Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side without movement with respect to the filter elements, e.g. fixed nozzles |
B01D 46/70
|
Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter |
B01D 46/71
|
Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air |
B01D 46/72
|
Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles |
B01D 46/74
|
Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element |
B01D 46/76
|
Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations |
B01D 46/78
|
Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving centrifugal forces |
B01D 46/79
|
Regeneration of the filtering material or filter elements inside the filter by liquid process |
B01D 46/80
|
Chemical processes for the removal of the retained particles, e.g. by burning |
B01D 46/82
|
Chemical processes for the removal of the retained particles, e.g. by burning with catalysts |
B01D 46/84
|
Chemical processes for the removal of the retained particles, e.g. by burning by heating only |
B01D 46/86
|
Cleaning the filter surface by interrupting suction so that the filter cake falls by gravity |
B01D 46/88
|
Replacing filter elements |
B01D 46/90
|
Devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration or maintenance |
B01D 46/121
|
V-type arrangements |
B01D 46/681
|
Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like |
B01D 46/682
|
Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by nozzles |
B01D 46/762
|
Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations involving sonic or ultrasonic waves |
B01D 47/00
|
Separating dispersed particles from gases, air or vapours by liquid as separating agent |
B01D 47/02
|
Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath |
B01D 47/04
|
Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour through foam |
B01D 47/05
|
Separating dispersed particles from gases, air or vapours by liquid as separating agent by condensation of the separating agent |
B01D 47/06
|
Spray cleaning |
B01D 47/08
|
Spray cleaning with rotary nozzles |
B01D 47/10
|
Venturi scrubbers |
B01D 47/12
|
Washers with plural different washing sections |
B01D 47/14
|
Packed scrubbers |
B01D 47/16
|
Apparatus having rotary means, other than rotatable nozzles, for atomising the cleaning liquid |
B01D 47/18
|
Apparatus having rotary means, other than rotatable nozzles, for atomising the cleaning liquid with horizontally-arranged shafts |
B01D 49/00
|
Separating dispersed particles from gases, air or vapours by other methods |
B01D 49/02
|
Separating dispersed particles from gases, air or vapours by other methods by thermal repulsion |
B01D 50/00
|
Combinations of methods or devices for separating particles from gases or vapours |
B01D 50/10
|
Combinations of devices covered by groups , and |
B01D 50/20
|
Combinations of devices covered by groups and |
B01D 50/40
|
Combinations of devices covered by groups and |
B01D 50/60
|
Combinations of devices covered by groups and |
B01D 51/00
|
Auxiliary pretreatment of gases or vapours to be cleaned from dispersed particles |
B01D 51/02
|
Amassing the particles, e.g. by flocculation |
B01D 51/04
|
Amassing the particles, e.g. by flocculation by seeding, e.g. by adding particles |
B01D 51/06
|
Amassing the particles, e.g. by flocculation by varying the pressure of the gas or vapour |
B01D 51/08
|
Amassing the particles, e.g. by flocculation by varying the pressure of the gas or vapour by sound or ultrasonics |
B01D 51/10
|
Conditioning the gas to be cleaned |
B01D 53/00
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols |
B01D 53/02
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography |
B01D 53/04
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents |
B01D 53/06
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents |
B01D 53/08
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents according to the "moving bed" method |
B01D 53/10
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents with dispersed adsorbents |
B01D 53/12
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents with dispersed adsorbents according to the "fluidised technique" |
B01D 53/14
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption |
B01D 53/18
|
Absorbing units; Liquid distributors therefor |
B01D 53/22
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by diffusion |
B01D 53/24
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by centrifugal force |
B01D 53/26
|
Drying gases or vapours |
B01D 53/28
|
Selection of materials for use as drying agents |
B01D 53/30
|
Controlling by gas-analysis apparatus |
B01D 53/32
|
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by electrical effects other than those provided for in group |
B01D 53/34
|
Chemical or biological purification of waste gases |
B01D 53/38
|
Removing components of undefined structure |
B01D 53/40
|
Acidic components |
B01D 53/42
|
Basic components |
B01D 53/44
|
Organic components |
B01D 53/46
|
Removing components of defined structure |
B01D 53/047
|
Pressure swing adsorption |
B01D 53/48
|
Sulfur compounds |
B01D 53/50
|
Sulfur oxides |
B01D 53/52
|
Hydrogen sulfide |
B01D 53/053
|
Pressure swing adsorption with storage or buffer vessel |
B01D 53/54
|
Nitrogen compounds |
B01D 53/56
|
Nitrogen oxides |
B01D 53/58
|
Ammonia |
B01D 53/60
|
Simultaneously removing sulfur oxides and nitrogen oxides |
B01D 53/62
|
Carbon oxides |
B01D 53/64
|
Heavy metals or compounds thereof, e.g. mercury |
B01D 53/66
|
Ozone |
B01D 53/68
|
Halogens or halogen compounds |
B01D 53/70
|
Organic halogen compounds |
B01D 53/72
|
Organic compounds not provided for in groups , e.g. hydrocarbons |
B01D 53/73
|
After-treatment of removed components |
B01D 53/74
|
General processes for purification of waste gases; Apparatus or devices specially adapted therefor |
B01D 53/75
|
Multi-step processes |
B01D 53/76
|
Gas phase processes, e.g. by using aerosols |
B01D 53/77
|
Liquid phase processes |
B01D 53/78
|
Liquid phase processes with gas-liquid contact |
B01D 53/79
|
Injecting reactants |
B01D 53/80
|
Semi-solid phase processes, i.e. by using slurries |
B01D 53/81
|
Solid phase processes |
B01D 53/82
|
Solid phase processes with stationary reactants |
B01D 53/83
|
Solid phase processes with moving reactants |
B01D 53/84
|
Biological processes |
B01D 53/85
|
Biological processes with gas-solid contact |
B01D 53/86
|
Catalytic processes |
B01D 53/88
|
Handling or mounting catalysts |
B01D 53/90
|
Injecting reactants |
B01D 53/92
|
Chemical or biological purification of waste gases of engine exhaust gases |
B01D 53/94
|
Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes |
B01D 53/96
|
Regeneration, reactivation or recycling of reactants |
B01D 57/00
|
Separation, other than separation of solids, not fully covered by a single other group or subclass, e.g. |
B01D 57/02
|
Separation, other than separation of solids, not fully covered by a single other group or subclass, e.g. by electrophoresis |
B01D 59/00
|
Separation of different isotopes of the same chemical element |
B01D 59/02
|
Separation by phase transition |
B01D 59/04
|
Separation by phase transition by distillation |
B01D 59/06
|
Separation by phase transition by zone melting |
B01D 59/08
|
Separation by phase transition by fractional crystallisation, by precipitation, by zone freezing |
B01D 59/10
|
Separation by diffusion |
B01D 59/12
|
Separation by diffusion by diffusion through barriers |
B01D 59/14
|
Construction of the barrier |
B01D 59/16
|
Separation by diffusion by thermal diffusion |
B01D 59/18
|
Separation by diffusion by separation jets |
B01D 59/20
|
Separation by centrifuging |
B01D 59/22
|
Separation by extracting |
B01D 59/24
|
Separation by extracting by solvent extraction |
B01D 59/26
|
Separation by extracting by sorption, i.e. absorption, adsorption, persorption |
B01D 59/28
|
Separation by chemical exchange |
B01D 59/30
|
Separation by chemical exchange by ion exchange |
B01D 59/32
|
Separation by chemical exchange by exchange between fluids |
B01D 59/33
|
Separation by chemical exchange by exchange between fluids involving dual temperature exchange |
B01D 59/34
|
Separation by photochemical methods |
B01D 59/36
|
Separation by biological methods |
B01D 59/38
|
Separation by electrochemical methods |
B01D 59/40
|
Separation by electrochemical methods by electrolysis |
B01D 59/42
|
Separation by electrochemical methods by electrophoresis |
B01D 59/44
|
Separation by mass spectrography |
B01D 59/46
|
Separation by mass spectrography using only electrostatic fields |
B01D 59/48
|
Separation by mass spectrography using electrostatic and magnetic fields |
B01D 59/50
|
Separation involving two or more processes covered by different groups selected from groups , , , , , , , , |
B01D 61/00
|
Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor |
B01D 61/02
|
Reverse osmosis; Hyperfiltration |
B01D 61/04
|
Feed pretreatment |
B01D 61/06
|
Energy recovery |
B01D 61/08
|
Apparatus therefor |
B01D 61/10
|
Accessories; Auxiliary operations |
B01D 61/12
|
Controlling or regulating |
B01D 61/14
|
Ultrafiltration; Microfiltration |
B01D 61/16
|
Feed pretreatment |
B01D 61/18
|
Apparatus therefor |
B01D 61/20
|
Accessories; Auxiliary operations |
B01D 61/22
|
Controlling or regulating |
B01D 61/24
|
Dialysis |
B01D 61/26
|
Dialysate solution flow, e.g. preparation, regeneration |
B01D 61/28
|
Apparatus therefor |
B01D 61/30
|
Accessories; Auxiliary operation |
B01D 61/32
|
Controlling or regulating |
B01D 61/34
|
Measuring ultrafiltrate during dialysis |
B01D 61/36
|
Pervaporation; Membrane distillation; Liquid permeation |
B01D 61/38
|
Liquid-membrane separation |
B01D 61/40
|
Liquid-membrane separation using emulsion-type membranes |
B01D 61/42
|
Electrodialysis; Electro-osmosis |
B01D 61/44
|
Ion-selective electrodialysis |
B01D 61/46
|
Apparatus therefor |
B01D 61/48
|
Apparatus therefor having one or more compartments filled with ion-exchange material |
B01D 61/50
|
Stacks of the plate-and-frame type |
B01D 61/52
|
Accessories; Auxiliary operation |
B01D 61/54
|
Controlling or regulating |
B01D 61/56
|
Electro-osmotic dewatering |
B01D 61/58
|
Multistep processes |
B01D 63/00
|
Apparatus in general for separation processes using semi-permeable membranes |
B01D 63/02
|
Hollow fibre modules |
B01D 63/04
|
Hollow fibre modules comprising multiple hollow fibre assemblies |
B01D 63/06
|
Tubular membrane modules |
B01D 63/08
|
Flat membrane modules |
B01D 63/10
|
Spiral-wound membrane modules |
B01D 63/12
|
Spiral-wound membrane modules comprising multiple spiral-wound assemblies |
B01D 63/14
|
Pleat-type membrane modules |
B01D 63/16
|
Rotary, reciprocated or vibrated modules |
B01D 65/00
|
Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes |
B01D 65/02
|
Membrane cleaning or sterilisation |
B01D 65/04
|
Membrane cleaning or sterilisation with movable bodies, e.g. foam balls |
B01D 65/06
|
Membrane cleaning or sterilisation with special washing compositions |
B01D 65/08
|
Prevention of membrane fouling or of concentration polarisation |
B01D 65/10
|
Testing of membranes or membrane apparatus; Detecting or repairing leaks |
B01D 67/00
|
Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus |
B01D 69/00
|
Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor |
B01D 69/02
|
Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties |
B01D 69/04
|
Tubular membranes |
B01D 69/06
|
Flat membranes |
B01D 69/08
|
Hollow fibre membranes |
B01D 69/10
|
Supported membranes; Membrane supports |
B01D 69/12
|
Composite membranes; Ultra-thin membranes |
B01D 69/14
|
Dynamic membranes |
B01D 71/00
|
Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor |
B01D 71/02
|
Inorganic material |
B01D 71/04
|
Glass |
B01D 71/06
|
Organic material |
B01D 71/08
|
Polysaccharides |
B01D 71/10
|
Cellulose; Modified cellulose |
B01D 71/12
|
Cellulose derivatives |
B01D 71/14
|
Esters of organic acids |
B01D 71/16
|
Cellulose acetate |
B01D 71/18
|
Mixed esters, e.g. cellulose acetate-butyrate |
B01D 71/20
|
Esters of inorganic acids, e.g. cellulose nitrate |
B01D 71/22
|
Cellulose ethers |
B01D 71/24
|
Rubbers |
B01D 71/26
|
Polyalkenes |
B01D 71/28
|
Polymers of vinyl aromatic compounds |
B01D 71/30
|
Polyalkenyl halides |
B01D 71/32
|
Polyalkenyl halides containing fluorine atoms |
B01D 71/34
|
Polyvinylidene fluoride |
B01D 71/36
|
Polytetrafluoroethene |
B01D 71/38
|
Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals |
B01D 71/40
|
Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters |
B01D 71/42
|
Polymers of nitriles, e.g. polyacrylonitrile |
B01D 71/44
|
Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups |
B01D 71/46
|
Epoxy resins |
B01D 71/48
|
Polyesters |
B01D 71/50
|
Polycarbonates |
B01D 71/52
|
Polyethers |
B01D 71/54
|
Polyureas; Polyurethanes |
B01D 71/56
|
Polyamides, e.g. polyester-amides |
B01D 71/58
|
Other polymers having nitrogen in the main chain, with or without oxygen or carbon only |
B01D 71/60
|
Polyamines |
B01D 71/62
|
Polycondensates having nitrogen-containing heterocyclic rings in the main chain |
B01D 71/64
|
Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors |
B01D 71/66
|
Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only |
B01D 71/68
|
Polysulfones; Polyethersulfones |
B01D 71/70
|
Polymers having silicon in the main chain, with or without sulfur, nitrogen, oxygen or carbon only |
B01D 71/72
|
Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups |
B01D 71/74
|
Natural macromolecular material or derivatives thereof |
B01D 71/76
|
Macromolecular material not specifically provided for in a single one of groups |
B01D 71/78
|
Graft polymers |
B01D 71/80
|
Block polymers |
B01D 71/82
|
Macromolecular material not specifically provided for in a single one of groups characterised by the presence of specified groups, e.g. introduced by chemical after-treatment |