TREA

Mill spring

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Industry

  • CPC
  • B21B2271/06
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21BROLLING OF METAL B21B2271/00Mill stand parameters

Current Industry

B21B2271/06Mill spring
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Roll forming device for forming variable thickness plate
    • Patent number 9,833,821
    • Issue date Dec 5, 2017
    • Sungwoo Hitech Co., Ltd.
    • Kuk-Rae Cho
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Axial-position adjustment for profiled rolling-mill rolls
    • Patent number 6,672,119
    • Issue date Jan 6, 2004
    • SMS Demag Aktiengesellschaft
    • Michael Minnerop
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for controlling the position of roll in the direction of...
    • Patent number 4,202,192
    • Issue date May 13, 1980
    • Nippon Steel Corporation
    • Yoshikazu Haneda
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3906764
    • Patent number 3,906,764
    • Issue date Sep 23, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3902345
    • Patent number 3,902,345
    • Issue date Sep 2, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3626731
    • Patent number 3,626,731
    • Issue date Dec 14, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3516273
    • Patent number 3,516,273
    • Issue date Jun 23, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents