B21C 1/22

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Description

Class  B21C : MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL


Subclass 1/22: Manufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes specially adapted for making tubular articles (bending sheet metal into tubular form by drawing B21D 5/1)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12115570 Method and device for producing a rod-shaped elementJan 30, 20Oct 15, 24ALLEIMA GMBH
11850645 Method for preparing multilayer metal composite pipeOct 24, 21Dec 26, 23TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
11794230 Drawing system for generating profiled metal sections, and method for automatically operating such a drawing systemMay 12, 20Oct 24, 23SMS group GMBH
11717870 Continuous method for producing capillaries made of nonferrous alloysApr 10, 19Aug 08, 23FEINROHREN S.P.A.
11543066 Composite tube with a sacrificial layer for very thin wall heat exchangersJun 03, 19Jan 03, 23Viant AS&O Holdings, LLC
11512849 Steam generator pipe having a turbulence installation bodyApr 19, 17Nov 29, 22SIEMENS ENERGY GLOBAL GMBH & CO. KG
11358196 Annealing and drawing device for oxygen-free copper tube used for mobile phone heat pipe with large diameter-wall thickness ratioMar 13, 20Jun 14, 22Jiangxi Naile Copper Co., Ltd.
11285522 Heat transfer tube, heat exchanger, and method for manufacturing heat transfer tubeNov 30, 17Mar 29, 22Mitsubishi Aluminum Co., Ltd.
11136660 Methods for creating a zinc-metal oxide layer in metal components for corrosion resistanceOct 27, 16Oct 05, 21Electric Power Research Institute Inc.
11112063 Sensor for a high-pressure line, and method for producing sameDec 16, 16Sep 07, 21SANDVIK MATERIALS TECHNOLOGY DEUTSCHLAND GMBH
11052443 Method of producing inner spiral grooved tube and apparatus for producing inner spiral grooved tubeJan 30, 19Jul 06, 21Mitsubishi Aluminum Co., Ltd.
10933456 Production method and production device for tube with spirally grooved inner surfaceNov 13, 17Mar 02, 21Mitsubishi Aluminum Co. LTD
10933233 Production method for a ring electrodeFeb 18, 19Mar 02, 21Heraeus Deutschland GmbH & Co. KG
10907752 Pipe body, pipe and method of making pipeJan 20, 17Feb 02, 21Zhejiang Sanhua Intelligent Controls CO., Ltd.
10746274 Motor and camshaft thereof, and manufacturing method for camshaftJul 04, 17Aug 18, 20Shanghai Universoon Autoparts Co., Ltd.
10597742 Low-temperature high-strength-and-ductility high manganese steel, and high manganese steel plate and high manganese steel tube manufacturing processApr 15, 15Mar 24, 20Yanshan University
10232421 Method of producing inner spiral grooved tube and apparatus for producing inner spiral grooved tubeMay 06, 16Mar 19, 19Mitsubishi Alumnium Co., Ltd.
10168628 Metallic ingot for impact pressing, cylindrical metal member, and electrophotographic photoreceptorJun 11, 18Jan 01, 19Fuji Xerox Co., Ltd.
10077567 Method for reinforcing and calibrating a pipe portionOct 02, 15Sep 18, 18'Peri GmbH
10040108 Tubular structure support with variable dimensions and mechanical propertiesAug 27, 15Aug 07, 18L & W Engineering

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0093,809 High pressure tube and method of manufacturing the sameDec 10, 21Mar 21, 24ALLEIMA GMBH
2022/0152,676 Buckling-Assisted Manufacturing of Microscopic Metallic Tubes and Related DevicesMar 18, 20May 19, 22Not available
2020/0130,035 METHOD FOR PRODUCING A HIGH-PRESSURE PIPEDec 16, 16Apr 30, 20SANDVIK MATERIALS TECHNOLOGY DEUTSCHLAND GMBH
2019/0255,317 PRODUCTION METHOD FOR A RING ELECTRODEFeb 18, 19Aug 22, 19Heraeus Deutschland GmbH & Co. KG

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Patents Issued To Date - By Filing Year

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