TREA

of ferrous surfaces

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  • CPC
  • C23C8/66
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Parent Industries

CCHEMISTRY METALLURGY C23Surface treatment C23CCOATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL C23C8/00Solid state diffusion of only non-metal elements into metallic material surfaces Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating

Current Industry

C23C8/66of ferrous surfaces
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for carburizing steel member, steel component, and carburizi...
    • Patent number 11,732,342
    • Issue date Aug 22, 2023
    • NSK Ltd.
    • Tomoyuki Nakamoto
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Process for preparation and use of inorganic markers for security i...
    • Patent number 11,499,217
    • Issue date Nov 15, 2022
    • META—SOLUÇÕES EM SEGURANÇA LTDA.
    • Antonio Sergio Bezerra Sombra
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Method of surface treatment for gear for strain wave reduction gear...
    • Patent number 11,124,868
    • Issue date Sep 21, 2021
    • FUJI KIHAN CO. LTD.
    • Yoshio Miyasaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Surface treatment process
    • Patent number 10,920,291
    • Issue date Feb 16, 2021
    • Commonwealth Steel Company Pty Ltd
    • Veena Sahajwalla
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method for forming coating film having high heat resistance, high h...
    • Patent number 10,597,781
    • Issue date Mar 24, 2020
    • Pusan National University Industry-University Cooperation Foundation
    • Hee Soo Lee
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Metal sheet and method for its treatment
    • Patent number 10,309,004
    • Issue date Jun 4, 2019
    • GM Global Technology Operations LLC
    • Hartmut Baumgart
    • 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

    Steel for manufacturing cemented steel parts, cemented steel parts...
    • Patent number 9,587,301
    • Issue date Mar 7, 2017
    • Asco Industries
    • Christophe Mendibide
    • C21 - METALLURGY OF IRON
  • 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

    Die reinforcing method and die repairing method
    • Patent number 8,337,639
    • Issue date Dec 25, 2012
    • Honda Motor Co., Ltd.
    • Toshimasa Kumaki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • 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

    Alternator and method of manufacturing a rotor core thereof
    • Patent number 8,217,550
    • Issue date Jul 10, 2012
    • Unipoint Electric Mfg. Co. Ltd.
    • Cheng-Feng Lin
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Carburized metal material and producing method thereof
    • Patent number 8,147,961
    • Issue date Apr 3, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Kyosuke Yoshimi
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Method, equipment, and material for creating a surface on a metal
    • Patent number 7,166,324
    • Issue date Jan 23, 2007
    • Mikkelin Ammattikorkeakouluyhtyma
    • Esko Hotti
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Magnetic materials and processes for their production
    • Patent number 5,478,411
    • Issue date Dec 26, 1995
    • Provost, Fellows and Scholars of the College of the Holy and Undivided Trinit...
    • John M. D. Coey
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Surface hardened 300 series stainless steel
    • Patent number 5,344,502
    • Issue date Sep 6, 1994
    • The Babcock & Wilcox Company
    • William C. Mack
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Composition for depositing diffusion carbide coatings on iron-carbo...
    • Patent number 4,765,840
    • Issue date Aug 23, 1988
    • Nauchno-Issledovatelsky Institut Tekhnologii Avtomobilnoi Promyshlennosti
    • Igor I. Jurkov
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Hardening of selected areas of an earth boring rockbit
    • Patent number 4,660,444
    • Issue date Apr 28, 1987
    • Dresser Industries, Inc.
    • Robert K. Sorensen
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Pack carburizing process for earth boring drill bits
    • Patent number 4,643,051
    • Issue date Feb 17, 1987
    • Hughes Tool Company - USA
    • Robert W. Simons
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method of carburizing the inner surface of a steel valve seat
    • Patent number 4,035,204
    • Issue date Jul 12, 1977
    • Robert Bosch GmbH
    • Josef Hack
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    3753758
    • Patent number 3,753,758
    • Issue date Aug 21, 1973
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3356528
    • Patent number 3,356,528
    • Issue date Dec 5, 1967
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3099589
    • Patent number 3,099,589
    • Issue date Jul 30, 1963
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    3078192
    • Patent number 3,078,192
    • Issue date Feb 19, 1963
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2948644
    • Patent number 2,948,644
    • Issue date Aug 9, 1960
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2804411
    • Patent number 2,804,411
    • Issue date Aug 27, 1957
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2804413
    • Patent number 2,804,413
    • Issue date Aug 27, 1957
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2584019
    • Patent number 2,584,019
    • Issue date Jan 29, 1952
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2525700
    • Patent number 2,525,700
    • Issue date Oct 10, 1950
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    2373369
    • Patent number 2,373,369
    • Issue date Apr 10, 1945
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents