TREA

for reciprocating stands

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Industry

  • CPC
  • B21B21/065
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21BROLLING OF METAL B21B21/00Pilgrim-step tube-rolling

Current Industry

B21B21/065for reciprocating stands
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Cold pilger rolling mill and method for producing a pipe
    • Patent number 10,974,295
    • Issue date Apr 13, 2021
    • Sandvik Materials Technology Deutschland GmbH
    • Christofer Hedvall
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Feed drive for a cold pilgering mill
    • Patent number 10,155,257
    • Issue date Dec 18, 2018
    • Sandvik Materials Technology Deutschland GmbH
    • Thomas Froböse
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for producing ultrathin-wall seamless metal tube by cold rol...
    • Patent number 8,528,378
    • Issue date Sep 10, 2013
    • Nippon Steel & Sumitomo Metal Corporation
    • Chihiro Hayashi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for controlling a hydraulic rotary and feed drive for a cold...
    • Patent number 6,257,040
    • Issue date Jul 10, 2001
    • SMS Demag AG
    • Michael Baensch
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for cold rolling tubes
    • Patent number 5,921,128
    • Issue date Jul 13, 1999
    • Mannesmann Aktiengesellschaft
    • Horst Stinnertz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process for rolling tubes
    • Patent number 5,778,718
    • Issue date Jul 14, 1998
    • Mannesmann Aktiegesellschaft
    • Horst Stinnertz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cold pilgrim rolling
    • Patent number 5,125,253
    • Issue date Jun 30, 1992
    • Mannesmann AG
    • Josef Gerretz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Low inertia mechanism for repositioning a workpiece in a rocker mill
    • Patent number 4,955,220
    • Issue date Sep 11, 1990
    • Sandvik Special Metals Corporation
    • Anthony A. Duerring
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of pilger rolling of tubes
    • Patent number 4,203,309
    • Issue date May 20, 1980
    • Vladimir E. Ermakov
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3845649
    • Patent number 3,845,649
    • Issue date Nov 5, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3782163
    • Patent number 3,782,163
    • Issue date Jan 1, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3705655
    • Patent number 3,705,655
    • Issue date Dec 12, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3698225
    • Patent number 3,698,225
    • Issue date Oct 17, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3688962
    • Patent number 3,688,962
    • Issue date Sep 5, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3344644
    • Patent number 3,344,644
    • Issue date Oct 3, 1967
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3112661
    • Patent number 3,112,661
    • Issue date Dec 3, 1963
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    COLD PILGER ROLLING MILL AND METHOD FOR PRODUCING A PIPE
    • Publication number 20190151916
    • Publication date May 23, 2019
    • Sandvik Materials Technology Deutschland GmbH
    • Christofer HEDVALL
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    FEED DRIVE FOR A COLD PILGERING MILL
    • Publication number 20120125066
    • Publication date May 24, 2012
    • Sandvik Materials Technology Deutschland GmbH
    • Thomas Froböse
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR PRODUCING ULTRATHIN-WALL SEAMLESS METAL TUBE BY COLD ROL...
    • Publication number 20120036911
    • Publication date Feb 16, 2012
    • Sumitomo Metal Industries, Ltd.
    • Chihiro HAYASHI
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...