in a non-continuous process,(e.g. skew rolling

Patents Grantslast 30 patents

  • Information Patent Grant

    Corrugated skew rolling preparation method of magnesium alloy bar w...

    • Patent number 12,109,598
    • Issue date Oct 8, 2024
    • Taiyuan University of Technology
    • Jianglin Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Device and method for forming shaft part by two-roller flexible ske...

    • Patent number 11,484,924
    • Issue date Nov 1, 2022
    • University of Science and Technology Beijing
    • Baoyu Wang
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cross-rolling mill

    • Patent number 11,400,498
    • Issue date Aug 2, 2022
    • SMS GROUP GMBH
    • Walter Kirchner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Incremental rotary rolling mill and method

    • Patent number 11,077,477
    • Issue date Aug 3, 2021
    • Northwestern University
    • Qiang Zeng
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Clamp

    • Patent number 9,694,475
    • Issue date Jul 4, 2017
    • Peter Christopher Dowd
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Arrangement for inclined rolling of tube-shaped or bar shaped rolli...

    • Patent number 6,792,781
    • Issue date Sep 21, 2004
    • Kocks Technik GmbH & Co.
    • Ali Bindernagel
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Arrangement for inclined rolling of tube- and bar-shaped rolling ar...

    • Patent number 5,685,187
    • Issue date Nov 11, 1997
    • Kocks Technik GmbH & Co.
    • Ali Bindernagel
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing clad bar

    • Patent number 5,004,143
    • Issue date Apr 2, 1991
    • Sumitomo Metal Industries, Ltd.
    • Kazuyuki Nakasuji
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for manufacturing tubes

    • Patent number 4,876,870
    • Issue date Oct 31, 1989
    • Outokumpu Oy
    • Mauri V. Rantanen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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    Elongated tungsten heavy metal aritcle and method for producing same

    • Patent number 4,749,410
    • Issue date Jun 7, 1988
    • GTE Products Corporation
    • James A. Mullendore
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process for controlling a rolling mill having oblique rolls and a r...

    • Patent number 4,660,398
    • Issue date Apr 28, 1987
    • Vallourec S.A.
    • Jean-Marc Jour
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Skew roller for a planetary type skew rolling mill

    • Patent number 4,579,289
    • Issue date Apr 1, 1986
    • Eschweiler Bergwerks-Verein Aktiengesellschaft
    • Tycho Siebke
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing metallic materials having a circular cross...

    • Patent number 4,512,177
    • Issue date Apr 23, 1985
    • Sumitomo Metal Industries, Ltd.
    • Chihiro Hayashi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing hollow rods

    • Patent number 4,510,787
    • Issue date Apr 16, 1985
    • Sumitomo Metal Industries, Ltd.
    • Chihiro Hayashi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rolling lines

    • Patent number 4,408,476
    • Issue date Oct 11, 1983
    • Kocks Technik GmbH & Co.
    • Hans Brauer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Skew rolling mill for reducing solid and hollow cross-sections

    • Patent number 4,395,895
    • Issue date Aug 2, 1983
    • SMS Schloemann-Siemag Aktiengesellschaft
    • Erich Bretschneider
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rolling apparatus for sequential rolling

    • Patent number 4,380,916
    • Issue date Apr 26, 1983
    • Daidotokushuko Kabushikikaisha
    • Teruaki Tanaka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rolling mill

    • Patent number 4,210,011
    • Issue date Jul 1, 1980
    • Schloemann-Siemag Aktiengesellschaft
    • Erich Bretschneider
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Inclined rolling stand

    • Patent number 4,202,194
    • Issue date May 13, 1980
    • Hoesch Werke Aktiengesellschaft
    • Huibert den Hartog
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rolling mills

    • Patent number 4,161,872
    • Issue date Jul 24, 1979
    • Ashlow Steel & Engineering Company, Limited
    • John C. Ashton
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rolling mill

    • Patent number 3,930,395
    • Issue date Jan 6, 1976
    • Schloemann-Siemag Aktiengesellschaft
    • Erich Bretschneider
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3908420

    • Patent number 3,908,420
    • Issue date Sep 30, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3810375

    • Patent number 3,810,375
    • Issue date May 14, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3735617

    • Patent number 3,735,617
    • Issue date May 29, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3693390

    • Patent number 3,693,390
    • Issue date Sep 26, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3485077

    • Patent number 3,485,077
    • Issue date Dec 23, 1969
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3299684

    • Patent number 3,299,684
    • Issue date Jan 24, 1967
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3132545

    • Patent number 3,132,545
    • Issue date May 12, 1964
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2933956

    • Patent number 2,933,956
    • Issue date Apr 26, 1960
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2642763

    • Patent number 2,642,763
    • Issue date Jun 23, 1953
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents