of ferrous surfaces

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing surface-hardened material

    • Patent number 11,332,818
    • Issue date May 17, 2022
    • Nihon Parkerizing Co., Ltd.
    • Ryu Nakajima
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method for manufacturing a complex-formed component

    • Patent number 11,192,165
    • Issue date Dec 7, 2021
    • OUTOKUMPU OYJ
    • Thomas Fröhlich
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method for producing hollow stabilizer

    • Patent number 10,415,110
    • Issue date Sep 17, 2019
    • NHK Spring Co., Ltd.
    • Yutaka Wakabayashi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Method and system for armored energy-dispersion objects

    • Patent number 9,835,419
    • Issue date Dec 5, 2017
    • Great Lakes Armor Systems, Inc.
    • Mark D. Andrews
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method and steel component

    • Patent number 9,834,837
    • Issue date Dec 5, 2017
    • Aktiebolaget SKF
    • Staffan Larsson
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Carburization of metal articles

    • Patent number 8,871,036
    • Issue date Oct 28, 2014
    • Keystone Investment Corporation
    • Peter G. Imbrogno
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Carburized ballistic alloy

    • Patent number 8,529,708
    • Issue date Sep 10, 2013
    • Jay Carl Locke
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Cylinder jacket and method for producing the same

    • Patent number 8,394,207
    • Issue date Mar 12, 2013
    • Mahle International GmbH
    • Stefan Spangenberg
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Iron-based composite material and method of manufacturing iron-base...

    • Patent number 8,231,742
    • Issue date Jul 31, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Tsuyoshi Seguchi
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method for hardening the surfaces of work pieces made of stainless...

    • Patent number 8,083,866
    • Issue date Dec 27, 2011
    • Durferrit GmbH
    • Ulrich Baudis
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method for hardening stainless steel and molten salt bath for reali...

    • Patent number 7,909,943
    • Issue date Mar 22, 2011
    • Durferrit GmbH
    • Ulrich Baudis
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Carburization of metal articles

    • Patent number 7,794,551
    • Issue date Sep 14, 2010
    • Keystone Investment Corporation
    • Peter G. Imbrogno
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method of and device for producing carbide and carbon solid solutio...

    • Patent number 5,798,002
    • Issue date Aug 25, 1998
    • Saveliy M. Gugel
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Process for coating carbonized material with metal

    • Patent number 5,178,908
    • Issue date Jan 12, 1993
    • Mitsubishi Pencil Co., Ltd.
    • Takao Koyama
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Non-cyanide salt bath and process for carburization of ferrous meta...

    • Patent number 4,591,397
    • Issue date May 27, 1986
    • Heatbath Corporation
    • William C. Jones
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Fused salt bath composition

    • Patent number 4,461,655
    • Issue date Jul 24, 1984
    • National Research Development Corporation
    • David H. Kerridge
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Process for case hardening steel

    • Patent number 4,268,323
    • Issue date May 19, 1981
    • Kolene Corp.
    • Thomas M. Jakubowski
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Cyanide-free carburizing process and composition

    • Patent number 4,153,481
    • Issue date May 8, 1979
    • Park Chemical Company
    • Robert W. Foreman
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3635768

    • Patent number 3,635,768
    • Issue date Jan 18, 1972
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    3488233

    • Patent number 3,488,233
    • Issue date Jan 6, 1970
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    3362854

    • Patent number 3,362,854
    • Issue date Jan 9, 1968
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    3271207

    • Patent number 3,271,207
    • Issue date Sep 6, 1966
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3117038

    • Patent number 3,117,038
    • Issue date Jan 7, 1964
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2927875

    • Patent number 2,927,875
    • Issue date Mar 8, 1960
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2846345

    • Patent number 2,846,345
    • Issue date Aug 5, 1958
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2846344

    • Patent number 2,846,344
    • Issue date Aug 5, 1958
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2844498

    • Patent number 2,844,498
    • Issue date Jul 22, 1958
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    2819992

    • Patent number 2,819,992
    • Issue date Jan 14, 1958
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2711981

    • Patent number 2,711,981
    • Issue date Jun 28, 1955
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2585372

    • Patent number 2,585,372
    • Issue date Feb 12, 1952
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents