TREA

by both direct and backward extrusion

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Industry

  • CPC
  • B21C23/03
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL B21C23/00Extruding metal Impact extrusion

Current Industry

B21C23/03by both direct and backward extrusion
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Electromagnetic extrusion
    • Patent number 11,951,519
    • Issue date Apr 9, 2024
    • Magna International Inc.
    • Jeremiah John Brady
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing two tubes simultaneously and machine for us...
    • Patent number 11,697,143
    • Issue date Jul 11, 2023
    • American Axle & Manufacturing, Inc.
    • John A. Pale
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method for forming a moulding and moulding
    • Patent number 11,590,546
    • Issue date Feb 28, 2023
    • NEUMAN ALUMINIUM FLIESSPRESSWERK GMBH
    • Johann Willdonner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing a tube and a machine for use therein
    • Patent number 10,882,092
    • Issue date Jan 5, 2021
    • American Axle & Manufacturing, Inc.
    • John A. Pale
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing a tube and a machine for use therein
    • Patent number 10,864,566
    • Issue date Dec 15, 2020
    • American Axle & Manufacturing, Inc.
    • John A. Pale
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method of manufacturing a tube and a machine for use therein
    • Patent number 10,843,246
    • Issue date Nov 24, 2020
    • American Axle & Manufacturing, Inc.
    • John A. Pale
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for forging/molding a coarse blank of an aluminum transmissi...
    • Patent number 7,234,223
    • Issue date Jun 26, 2007
    • Jinn Ruey Industries Co., Ltd.
    • Chang Fa Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of fabricating shaft from metal plate
    • Patent number 6,006,579
    • Issue date Dec 28, 1999
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsuhiro Iseri
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cold forming dies and cold forming process
    • Patent number 4,945,749
    • Issue date Aug 7, 1990
    • General Motors Corporation
    • Billy R. Walker
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hollow article forging process
    • Patent number 4,803,880
    • Issue date Feb 14, 1989
    • United Technologies Corporation
    • Steven M. Hopkins
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Forging of conical liners
    • Patent number 4,461,162
    • Issue date Jul 24, 1984
    • Honeywell Inc.
    • David R. Ibach
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for forming an electrical connector
    • Patent number 4,416,141
    • Issue date Nov 22, 1983
    • The Nippert Company
    • Russell A. Nippert
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Metal tube and apparatus and method for manufacturing the same
    • Patent number 4,321,816
    • Issue date Mar 30, 1982
    • Kyodo Insatsu Kabushiki Kaisha
    • Yoshihiko Nakahara
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for forming elongated articles having reduced...
    • Patent number 4,300,378
    • Issue date Nov 17, 1981
    • Sinnathamby Thiruvarudchelvan
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Lobed preparatory blank for cold extruding a cup-shaped article wit...
    • Patent number 4,271,240
    • Issue date Jun 2, 1981
    • Braun Engineering Company
    • Frederick W. Braun
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process for extruding maraging steel
    • Patent number 4,249,408
    • Issue date Feb 10, 1981
    • Robert Lovell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of cold forming
    • Patent number 4,217,771
    • Issue date Aug 19, 1980
    • Braun Engineering Company
    • Frederick W. Braun
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Collapsible tube and method of manufacture
    • Patent number 4,200,051
    • Issue date Apr 29, 1980
    • Kyodo Insatsu Kabushiki Kaisha
    • Yoshihiko Nakahara
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cold flow forming
    • Patent number 4,177,665
    • Issue date Dec 11, 1979
    • Heinz P. Schurmann
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of cold forming
    • Patent number 4,166,373
    • Issue date Sep 4, 1979
    • Braun Engineering Company
    • Frederick W. Braun
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process of forging large seamless ferrous-metal welding necks and o...
    • Patent number 4,073,174
    • Issue date Feb 14, 1978
    • Charles H. Moore
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for extrusion
    • Patent number 4,028,919
    • Issue date Jun 14, 1977
    • Alfred R. Austen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for extrusion
    • Patent number 3,999,415
    • Issue date Dec 28, 1976
    • Alfred Robertson Austen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3884062
    • Patent number 3,884,062
    • Issue date May 20, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3875779
    • Patent number 3,875,779
    • Issue date Apr 8, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3824825
    • Patent number 3,824,825
    • Issue date Jul 23, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3780413
    • Patent number 3,780,413
    • Issue date Dec 25, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3745803
    • Patent number 3,745,803
    • Issue date Jul 17, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3644973
    • Patent number 3,644,973
    • Issue date Feb 29, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3589164
    • Patent number 3,589,164
    • Issue date Jun 29, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents