IPC Classification

Class code (prefix) Descriptions Number of results
B23K 1/00 Soldering, e.g. brazing, or unsoldering
B23K 1/002 Soldering by means of induction heating
B23K 1/005 Soldering by means of radiant energy
B23K 1/06 Soldering, e.g. brazing, or unsoldering making use of vibrations, e.g. supersonic vibrations
B23K 1/08 Soldering by means of dipping in molten solder
B23K 1/012 Soldering with the use of hot gas
B23K 1/14 Soldering, e.g. brazing, or unsoldering specially adapted for soldering seams
B23K 1/015 Vapour-condensation soldering
B23K 1/16 Soldering, e.g. brazing, or unsoldering specially adapted for soldering seams longitudinal seams, e.g. of shells
B23K 1/18 Soldering, e.g. brazing, or unsoldering specially adapted for soldering seams circumferential seams, e.g. of shells
B23K 1/19 Soldering, e.g. brazing, or unsoldering taking account of the properties of the materials to be soldered
B23K 1/20 Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
B23K 3/00 Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
B23K 3/02 Soldering irons; Bits
B23K 3/03 Soldering irons; Bits electrically heated
B23K 3/04 Heating appliances
B23K 3/06 Solder feeding devices; Solder melting pans
B23K 3/08 Auxiliary devices therefor
B23K 3/047 Heating appliances electric
B23K 3/053 Heating appliances electric using resistance wires
B23K 5/00 Gas flame welding
B23K 5/02 Seam welding
B23K 5/04 Seam welding using additional profiled strips or like of welding metal along seam edges
B23K 5/06 Welding longitudinal seams
B23K 5/08 Welding circumferential seams
B23K 5/10 Welding workpieces essentially comprising layers of different metals, e.g. plated workpieces
B23K 5/12 Gas flame welding taking account of the properties of the material to be welded
B23K 5/14 Gas flame welding taking account of the properties of the material to be welded of non-ferrous metals
B23K 5/16 Gas flame welding taking account of the properties of the material to be welded of different metals
B23K 5/18 Gas flame welding for purposes other than joining parts, e.g. built-up welding
B23K 5/20 Gas flame welding making use of vibrations, e.g. supersonic vibrations
B23K 5/22 Auxiliary equipment, e.g. backings, guides
B23K 5/24 Arrangements for supporting torches
B23K 5/213 Preliminary treatment
B23K 7/00 Cutting, scarfing, or desurfacing by applying flames
B23K 7/06 Machines, apparatus, or equipment specially designed for scarfing or desurfacing
B23K 7/08 Cutting, scarfing, or desurfacing by applying flames by applying additional compounds or means favouring the cutting, scarfing, or desurfacing procedure
B23K 7/10 Auxiliary devices, e.g. for guiding or supporting the torch
B23K 9/00 Arc welding or cutting
B23K 9/02 Seam welding; Backing means; Inserts
B23K 9/04 Welding for other purposes than joining, e.g. built-up welding
B23K 9/06 Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
B23K 9/007 Spot arc welding
B23K 9/08 Arrangements or circuits for magnetic control of the arc
B23K 9/09 Arrangements or circuits for arc welding with pulsed current or voltage
B23K 9/10 Other electric circuits therefor; Protective circuits; Remote controls
B23K 9/12 Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
B23K 9/013 Arc cutting, gouging, scarfing or desurfacing
B23K 9/14 Arc welding or cutting making use of insulated electrodes
B23K 9/16 Arc welding or cutting making use of shielding gas
B23K 9/18 Submerged-arc welding
B23K 9/20 Stud welding
B23K 9/22 Percussion welding
B23K 9/23 Arc welding or cutting taking account of the properties of the materials to be welded
B23K 9/24 Features related to electrodes
B23K 9/025 Seam welding; Backing means; Inserts for rectilinear seams
B23K 9/26 Accessories for electrodes, e.g. ignition tips
B23K 9/28 Supporting devices for electrodes
B23K 9/29 Supporting devices adapted for making use of shielding means
B23K 9/30 Vibrating holders for electrodes
B23K 9/32 Accessories
B23K 9/035 Seam welding; Backing means; Inserts with backing means disposed under the seam
B23K 9/038 Seam welding; Backing means; Inserts using moulding means
B23K 9/067 Starting the arc
B23K 9/073 Stabilising the arc
B23K 9/095 Monitoring or automatic control of welding parameters
B23K 9/127 Means for tracking lines during arc welding or cutting
B23K 9/133 Means for feeding electrodes, e.g. drums, rolls, motors
B23K 9/167 Arc welding or cutting making use of shielding gas and of a non-consumable electrode
B23K 9/173 Arc welding or cutting making use of shielding gas and of consumable electrode
B23K 9/235 Preliminary treatment
B23K 10/00 Welding or cutting by means of a plasma
B23K 10/02 Plasma welding
B23K 11/00 Resistance welding; Severing by resistance heating
B23K 11/02 Pressure butt welding
B23K 11/04 Flash butt welding
B23K 11/06 Resistance welding; Severing by resistance heating using roller electrodes
B23K 11/08 Seam welding not restricted to one of the preceding subgroups
B23K 11/10 Spot welding; Stitch welding
B23K 11/11 Spot welding
B23K 11/12 Spot welding; Stitch welding making use of vibrations
B23K 11/14 Projection welding
B23K 11/16 Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
B23K 11/18 Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded of non-ferrous metals
B23K 11/20 Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded of different metals
B23K 11/22 Severing by resistance heating
B23K 11/24 Electric supply or control circuits therefor
B23K 11/25 Monitoring devices
B23K 11/26 Storage discharge welding
B23K 11/28 Portable welding equipment
B23K 11/30 Features relating to electrodes
B23K 11/31 Electrode holders
B23K 11/34 Preliminary treatment
B23K 11/36 Auxiliary equipment
B23K 11/087 Seam welding not restricted to one of the preceding subgroups for rectilinear seams
B23K 11/093 Seam welding not restricted to one of the preceding subgroups for curved planar seams
B23K 13/00 Welding by high-frequency current heating
B23K 13/01 Welding by high-frequency current heating by induction heating
B23K 13/02 Seam welding
B23K 13/04 Welding by high-frequency current heating by conduction heating
B23K 13/06 Welding by high-frequency current heating characterised by the shielding of the welding zone against influence of the surrounding atmosphere
B23K 13/08 Electric supply or control circuits therefor
B23K 15/00 Electron-beam welding or cutting
B23K 15/02 Control circuits therefor
B23K 15/04 Electron-beam welding or cutting for welding annular seams
B23K 15/06 Electron-beam welding or cutting within a vacuum chamber
B23K 15/08 Removing material, e.g. by cutting, by hole drilling
B23K 15/10 Non-vacuum electron beam-welding or cutting
B23K 17/00 Use of the energy of nuclear particles in welding or related techniques
B23K 20/00 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
B23K 20/02 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press
B23K 20/04 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a rolling mill
B23K 20/06 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of high energy impulses, e.g. magnetic energy
B23K 20/08 Explosive welding
B23K 20/10 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating making use of vibrations, e.g. ultrasonic welding
B23K 20/12 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
B23K 20/14 Preventing or minimising gas access, or using protective gases or vacuum during welding
B23K 20/16 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating with interposition of special material to facilitate connection of the parts, e.g. material for absorbing or producing gas
B23K 20/18 Zonal welding by interposing weld-preventing substances between zones not to be welded
B23K 20/20 Special methods allowing subsequent separation, e.g. of metals of high quality from scrap material
B23K 20/22 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating taking account of the properties of the materials to be welded
B23K 20/24 Preliminary treatment
B23K 20/26 Auxiliary equipment
B23K 20/227 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating taking account of the properties of the materials to be welded with ferrous layer
B23K 20/233 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating taking account of the properties of the materials to be welded without ferrous layer
B23K 23/00 Alumino-thermic welding
B23K 25/00 Slag welding, i.e. using a heated layer or mass of powder, slag, or the like in contact with the material to be joined
B23K 26/00 Working by laser beam, e.g. welding, cutting or boring
B23K 26/02 Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
B23K 26/03 Observing, e.g. monitoring, the workpiece
B23K 26/04 Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
B23K 26/06 Shaping the laser beam, e.g. by masks or multi-focusing
B23K 26/08 Devices involving relative movement between laser beam and workpiece
B23K 26/10 Devices involving relative movement between laser beam and workpiece using a fixed support
B23K 26/12 Working by laser beam, e.g. welding, cutting or boring in a special environment or atmosphere, e.g. in an enclosure
B23K 26/14 Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
B23K 26/16 Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
B23K 26/18 Working by laser beam, e.g. welding, cutting or boring using absorbing layers on the workpiece, e.g. for marking or protecting purposes
B23K 26/20 Bonding
B23K 26/21 Bonding by welding
B23K 26/22 Spot welding
B23K 26/24 Seam welding
B23K 26/26 Seam welding of rectilinear seams
B23K 26/28 Seam welding of curved planar seams
B23K 26/30 Seam welding of three-dimensional seams
B23K 26/32 Bonding taking account of the properties of the material involved
B23K 26/34 Laser welding for purposes other than joining
B23K 26/035 Aligning the laser beam
B23K 26/36 Removing material
B23K 26/38 Removing material by boring or cutting
B23K 26/40 Removing material taking account of the properties of the material involved
B23K 26/042 Automatically aligning the laser beam
B23K 26/044 Seam tracking
B23K 26/046 Automatically focusing the laser beam
B23K 26/50 Working by transmitting the laser beam through or within the workpiece
B23K 26/53 Working by transmitting the laser beam through or within the workpiece for modifying or reforming the material inside the workpiece, e.g. for producing break initiation cracks
B23K 26/55 Working by transmitting the laser beam through or within the workpiece for creating voids inside the workpiece, e.g. for forming flow passages or flow patterns
B23K 26/57 Working by transmitting the laser beam through or within the workpiece the laser beam entering a face of the workpiece from which it is transmitted through the workpiece material to work on a different workpiece face, e.g. for effecting removal, fusion splicing, modifying or reforming
B23K 26/60 Preliminary treatment
B23K 26/062 Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
B23K 26/064 Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
B23K 26/066 Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
B23K 26/067 Dividing the beam into multiple beams, e.g. multi-focusing
B23K 26/70 Auxiliary operations or equipment
B23K 26/073 Shaping the laser spot
B23K 26/082 Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
B23K 26/122 Working by laser beam, e.g. welding, cutting or boring in a special environment or atmosphere, e.g. in an enclosure in a liquid, e.g. underwater
B23K 26/142 Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
B23K 26/144 Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor the fluid stream containing particles, e.g. powder
B23K 26/146 Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor the fluid stream containing a liquid
B23K 26/211 Bonding by welding with interposition of special material to facilitate connection of the parts
B23K 26/242 Fillet welding, i.e. involving a weld of substantially triangular cross section joining two parts
B23K 26/244 Overlap seam welding
B23K 26/262 Seam welding of rectilinear seams of longitudinal seams of tubes
B23K 26/282 Seam welding of curved planar seams of tube sections
B23K 26/302 Seam welding of three-dimensional seams of helicoidal seams
B23K 26/322 Bonding taking account of the properties of the material involved involving coated metal parts
B23K 26/323 Bonding taking account of the properties of the material involved involving parts made of dissimilar metallic material
B23K 26/324 Bonding taking account of the properties of the material involved involving non-metallic parts
B23K 26/342 Build-up welding
B23K 26/346 Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups , e.g. in combination with resistance welding
B23K 26/348 Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups , e.g. in combination with resistance welding in combination with arc heating, e.g. TIG [tungsten inert gas], MIG [metal inert gas] or plasma welding
B23K 26/351 Working by laser beam, e.g. welding, cutting or boring for trimming or tuning of electrical components
B23K 26/352 Working by laser beam, e.g. welding, cutting or boring for surface treatment
B23K 26/354 Working by laser beam, e.g. welding, cutting or boring for surface treatment by melting
B23K 26/356 Working by laser beam, e.g. welding, cutting or boring for surface treatment by shock processing
B23K 26/359 Working by laser beam, e.g. welding, cutting or boring for surface treatment by providing a line or line pattern, e.g. a dotted break initiation line
B23K 26/361 Removing material for deburring or mechanical trimming
B23K 26/362 Laser etching
B23K 26/364 Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
B23K 26/382 Removing material by boring or cutting by boring
B23K 26/384 Removing material by boring or cutting by boring of specially shaped holes
B23K 26/386 Removing material by boring or cutting by boring of blind holes
B23K 26/388 Trepanning, i.e. boring by moving the beam spot about an axis
B23K 26/402 Removing material taking account of the properties of the material involved involving non-metallic material, e.g. isolators
B23K 26/0622 Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
B23K 28/00 Welding or cutting not covered by groups
B23K 28/02 Combined welding or cutting procedures or apparatus
B23K 31/00 Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups
B23K 31/02 Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to soldering or welding
B23K 31/10 Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to cutting or desurfacing
B23K 31/12 Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
B23K 33/00 Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
B23K 35/00 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
B23K 35/02 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
B23K 35/04 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape specially designed for use as electrodes
B23K 35/06 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape specially designed for use as electrodes with special arrangement, e.g. internal
B23K 35/08 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape specially designed for use as electrodes with special arrangement, e.g. internal multiple
B23K 35/10 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape specially designed for use as electrodes with special arrangement, e.g. internal with more than one layer of coating or sheathing material
B23K 35/12 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape not specially designed for use as electrodes
B23K 35/14 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape not specially designed for use as electrodes for soldering
B23K 35/16 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape not specially designed for use as electrodes with special arrangement, e.g. internal
B23K 35/18 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape not specially designed for use as electrodes with special arrangement, e.g. internal multiple
B23K 35/20 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape not specially designed for use as electrodes with special arrangement, e.g. internal with more than one layer of coating or sheathing material
B23K 35/22 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
B23K 35/24 Selection of soldering or welding materials proper
B23K 35/26 Selection of soldering or welding materials proper with the principal constituent melting at less than 400°C
B23K 35/28 Selection of soldering or welding materials proper with the principal constituent melting at less than 950°C
B23K 35/30 Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
B23K 35/32 Selection of soldering or welding materials proper with the principal constituent melting at more than 1550°C
B23K 35/34 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material comprising compounds which yield metals when heated
B23K 35/36 Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
B23K 35/38 Selection of media, e.g. special atmospheres for surrounding the working area
B23K 35/40 Making wire or rods for soldering or welding
B23K 35/362 Selection of compositions of fluxes
B23K 35/363 Selection of compositions of fluxes for soldering or brazing
B23K 35/365 Selection of non-metallic compositions of coating materials either alone or conjoint with selection of soldering or welding materials
B23K 35/368 Selection of non-metallic compositions of core materials either alone or conjoint with selection of soldering or welding materials
B23K 37/00 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass
B23K 37/02 Carriages for supporting the welding or cutting element
B23K 37/04 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work
B23K 37/06 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for positioning the molten material, e.g. confining it to a desired area
B23K 37/08 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for flash removal
B23K 37/047 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
B23K 37/053 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical work; Clamping devices therefor
B23K 101/00 Articles made by soldering, welding or cutting
B23K 101/02 Honeycomb structures
B23K 101/04 Tubular or hollow articles
B23K 101/06 Tubes
B23K 101/08 Tubes finned or ribbed
B23K 101/10 Pipe-lines
B23K 101/12 Vessels
B23K 101/14 Heat exchangers
B23K 101/16 Bands or sheets of indefinite length
B23K 101/18 Sheet panels
B23K 101/20 Tools
B23K 101/22 Nets, wire fabrics or the like
B23K 101/24 Frameworks
B23K 101/26 Railway- or like rails
B23K 101/28 Beams
B23K 101/30 Chains, hoops or rings
B23K 101/32 Wires
B23K 101/34 Coated articles
B23K 101/36 Electric or electronic devices
B23K 101/38 Conductors
B23K 101/40 Semiconductor devices
B23K 101/42 Printed circuits
B23K 103/00 Materials to be soldered, welded or cut
B23K 103/02 Iron or ferrous alloys
B23K 103/04 Steel alloys
B23K 103/06 Cast-iron alloys
B23K 103/08 Non-ferrous metals or alloys
B23K 103/10 Aluminium or alloys thereof
B23K 103/12 Copper or alloys thereof
B23K 103/14 Titanium or alloys thereof
B23K 103/16 Composite materials
B23K 103/18 Dissimilar materials
B23K 103/20 Ferrous alloys and aluminium or alloys thereof
B23K 103/22 Ferrous alloys and copper or alloys thereof
B23K 103/24 Ferrous alloys and titanium or alloys thereof