TREA

with heating in fluidised beds

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  • CPC
  • C21D9/567
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Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS C21D9/00Heat treatment

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C21D9/567with heating in fluidised beds
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing fine wire
    • Patent number 6,494,973
    • Issue date Dec 17, 2002
    • Graf + Cie AG
    • Ralph A. Graf
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method and apparatus for producing fine wire
    • Patent number 6,416,707
    • Issue date Jul 9, 2002
    • Graf + Cie AG
    • Ralph A. Graf
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Process for continuous heating and cleaning of wire and strip produ...
    • Patent number 6,270,597
    • Issue date Aug 7, 2001
    • Praxair Technology, Inc.
    • Jaak Stefaan Van den Sype
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Fluidized-bed heat-treatment process and apparatus for use in a man...
    • Patent number 6,042,369
    • Issue date Mar 28, 2000
    • Technomics, Inc.
    • Charles H. Bergman
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Fluidized bed for quenching steel wire and process thereof
    • Patent number 5,145,534
    • Issue date Sep 8, 1992
    • N.V. Bekaert S.A.
    • Jozef Weedaeghe
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Fluidized bed apparatus
    • Patent number 4,813,653
    • Issue date Mar 21, 1989
    • N.V. Bekaert S.A.
    • Jules Piepers
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Fluidized-bed plant
    • Patent number 4,758,154
    • Issue date Jul 19, 1988
    • Le Four Industriel Belge
    • Franz Branders
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Heat treating process for a rod within a fluidized bed
    • Patent number 4,029,524
    • Issue date Jun 14, 1977
    • Kobe Steel Ltd.
    • Eiji Takahashi
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3615083
    • Patent number 3,615,083
    • Issue date Oct 26, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3550922
    • Patent number 3,550,922
    • Issue date Dec 29, 1970
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3550920
    • Patent number 3,550,920
    • Issue date Dec 29, 1970
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3525507
    • Patent number 3,525,507
    • Issue date Aug 25, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3522936
    • Patent number 3,522,936
    • Issue date Aug 4, 1970
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3492740
    • Patent number 3,492,740
    • Issue date Feb 3, 1970
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3391915
    • Patent number 3,391,915
    • Issue date Jul 9, 1968
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3355159
    • Patent number 3,355,159
    • Issue date Nov 28, 1967
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3181977
    • Patent number 3,181,977
    • Issue date May 4, 1965
    • C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents