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2022
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Invention
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Internal bead processing device. The purpose of the present invention is to provide a simple stru... |
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2021
|
Invention
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Method and apparatus for manufacturing metal pipe.
To improve forming performance in a smart mil... |
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Invention
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Method and device for producing metal pipe. [Problem] To improve formability in a smart mill capa... |
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Invention
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Method and apparatus for manufacturing metal pipe.
In a method for manufacturing a metal pipe fr... |
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Invention
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Metal tube manufacturing method and device. [Problem] To provide a method for manufacturing a met... |
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Invention
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Squeeze device.
[Problem to be solved] To provide a squeeze device of excellent economic efficie... |
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Invention
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Squeeze device. [Problem] To provide a squeeze device for manufacturing an electric resistance we... |
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2019
|
Invention
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Square tube forming method and square tube forming device.
To enhance forming performance enhanc... |
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Invention
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Method and device for molding square tube. [Problem] To enhance moldability in molding a square t... |
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2018
|
Invention
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Roll forming machine. Changing of a horizontal roll in a horizontal roll stand involving readjust... |
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Invention
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Roll forming machine. The purpose of the present invention is to simply and rapidly perform repla... |
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2017
|
Invention
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Welded pipe manufacturing apparatus and welded pipe manufacturing method. To manufacture a high-q... |
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Invention
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Welded tube manufacturing device and welded tube manufacturing method. Provided is a welded tube ... |
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Invention
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Pipe cutting machine. A pipe cutting machine comprises: rotary blades in a pair, with a plane at ... |
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Invention
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Pipe cutting machine. [Problem] To provide a pipe cutting machine, which is capable of efficientl... |
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2015
|
Invention
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Method and apparatus for welding pipe. The purpose of the present invention is to manufacture a r... |
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Invention
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Pipe forming method and device. The purpose of the present invention is to manufacture a round pi... |
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Invention
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Heat transfer tube for heat exchanger and heat exchanger. [Problem] To provide a heat transfer tu... |
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2014
|
Invention
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Heat exchanger and method for producing heat exchanger. [Problem] To provide: a heat exchanger su... |
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Invention
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Ring tool unit, method for manufacturing the same, sleeve, and mandrel. An object is to prolong t... |
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Invention
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Ring cutting unit, method for producing same, sleeve, and mandrel. The purpose of the present inv... |
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Invention
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Hydraulic test method and hydraulic test device. A water hydraulic test on test pipes having a wi... |
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Invention
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Hydraulic testing method and device. In order to efficiently and economically achieve precise hyd... |
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2013
|
Invention
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Helical blade cutter. A helical blade cutter including multiple linear blades attached to an oute... |
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Invention
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Helical blade cutter. Provided is a helical blade cutter having excellent handling properties and... |
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2012
|
Invention
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Heat exchanger, coupler that connects heat exchanger tubes to header wall of heat exchanger, and ... |
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Invention
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Molding device. [Problem] To prevent occurrences of abrasion marks on the outside surface of mate... |
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Invention
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Pipe drifting machine. [Problem] To keep the installation space small with respect to the length ... |
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2011
|
Invention
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Cutting machine. A rotary face plate is simply configured by including only a machine mechanism f... |
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Invention
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Squeeze roll stand. Provided is a squeeze roll stand with which the squeeze rolls can be exchange... |
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|
Invention
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Tube clamping device and hydraulic pressure tester technical field. A compact tube clamping devic... |
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|
Invention
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Pipe clamp apparatus and hydraulic tester. Provided is a pipe clamp apparatus (50) which is small... |
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Invention
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Forming method and forming device. An object of the present invention is to provide a forming met... |
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Invention
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Forming method and forming device. The purpose of the present invention is to provide a forming m... |
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2009
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Invention
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Forming apparatus. In a forming apparatus, inner frames are arranged in a forming roll stand so a... |
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Invention
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Turk's head stand. In a Turk's head stand, double inner frames are disposed inside an outer frame... |
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Invention
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Turks head stand. Disclosed is a turks head stand that, in a state in which a four-way correcting... |
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Invention
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Molding apparatus. Disclosed is a molding apparatus in which, to enable the extraction and exchan... |
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Invention
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Shape forming device. Disclosed is a shape forming device which is made compact with a simple str... |
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Invention
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Forming apparatus, shoe thereof and forming method. A forming apparatus and method for forming a ... |
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Invention
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Molding apparatus and shoes thereof and a molding method. Disclosed are a molding apparatus and m... |
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2006
|
Invention
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Roll forming method and forming device of rectangular pipe. A method for producing a rectangular ... |
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2005
|
Invention
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Metal pipe straightening method, straightening roller, and manufacturing device.
A straightening... |
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Invention
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Device and method for controlling welding angle. An object of the invention is to provide a devic... |
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Invention
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Device and method for controlling welding angle. A device and a method for controlling welding an... |
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2004
|
Invention
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Square tube forming roll, square tube forming method, and forming device. Roll forming a round tu... |
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Invention
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Roll for molding square tube and method and device for rollingly molding square tube. Rolls for m... |
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2000
|
Invention
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Method for manufacturing a pipe with a not circular cross-section and device therefor. The object... |
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1999
|
Invention
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Method for roll forming steel pipes, and equipment for same. It is an object of the present inven... |
