TREA

Refining zinc

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Industry

  • CPC
  • C22B19/32
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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS C22B19/00Obtaining zinc or zinc oxide

Current Industry

C22B19/32Refining zinc
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Metal and tin alloy having low alpha-ray emission, and method for p...
    • Patent number 12,000,020
    • Issue date Jun 4, 2024
    • Mitsubishi Materials Corporation
    • Hirotaka Hirano
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Ultrasonic probes with gas outlets for degassing of molten metals
    • Patent number 10,316,387
    • Issue date Jun 11, 2019
    • Southwire Company, LLC
    • Victor F. Rundquist
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Zinc production method
    • Patent number 9,920,398
    • Issue date Mar 20, 2018
    • Kinotech Solar Energy Corporation
    • Masaaki Iosaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Isotope displacement refining process for producing low alpha mater...
    • Patent number 9,708,689
    • Issue date Jul 18, 2017
    • Honeywell International Inc.
    • Brett M. Clark
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Ultrasonic probes with gas outlets for degassing of molten metals
    • Patent number 9,528,167
    • Issue date Dec 27, 2016
    • Southwire Company, LLC
    • Victor F. Rundquist
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Device and method for obtaining non-ferrous metals
    • Patent number 8,480,950
    • Issue date Jul 9, 2013
    • Pyrotek, Inc.
    • Peter C. Jetten
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Filter
    • Patent number 7,976,772
    • Issue date Jul 12, 2011
    • Ching-Piao Wong
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Extraction of impurities from structures containing mercury, cadmiu...
    • Patent number 6,514,457
    • Issue date Feb 4, 2003
    • Raytheon Company
    • David R. Rhiger
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for separating molten metals
    • Patent number 6,387,154
    • Issue date May 14, 2002
    • Th. Goldschmidt AG
    • Georg Frommeyer
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method and apparatus for producing bright and smooth galvanized coa...
    • Patent number 5,814,126
    • Issue date Sep 29, 1998
    • Thomas H. Cook
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Dry process for refining zinc sulfide concentrates
    • Patent number 5,178,667
    • Issue date Jan 12, 1993
    • Sumitomo Metal Mining Company Limited
    • Nobumasa Kemori
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Solids refining apparatus
    • Patent number 4,720,373
    • Issue date Jan 19, 1988
    • Research Corporation
    • Lawrence R. Holland
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Metal distillation method utilizing double vaporization
    • Patent number 4,695,319
    • Issue date Sep 22, 1987
    • Toyota Jidosha Kabushiki Kaisha
    • Hirohisa Miura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    System for dissolution-purification of Zn-containing materials
    • Patent number 4,689,146
    • Issue date Aug 25, 1987
    • Tsukishima Kikai Co., Ltd.
    • Tatsushi Kasai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Solids refining process
    • Patent number 4,584,054
    • Issue date Apr 22, 1986
    • Research Corporation
    • Lawrence R. Holland
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of cleaning a gas flow containing zinc vapor
    • Patent number 4,508,566
    • Issue date Apr 2, 1985
    • SKF Steel Engineering Aktiebolag
    • Sune Eriksson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Apparatus for suspension smelting of finely-grained oxide and/or su...
    • Patent number 4,088,310
    • Issue date May 9, 1978
    • Outokumpu Oy
    • Veikko H. Noponen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for refining molten metal
    • Patent number 4,047,938
    • Issue date Sep 13, 1977
    • Union Carbide Corporation
    • Andrew Geza Szekely
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the separation of components in multicomponent mixtures...
    • Patent number 3,960,548
    • Issue date Jun 1, 1976
    • Comision Nacional de Energia Atomica
    • Conrado F. Varotto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3900310
    • Patent number 3,900,310
    • Issue date Aug 19, 1975
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3685985
    • Patent number 3,685,985
    • Issue date Aug 22, 1972
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3667934
    • Patent number 3,667,934
    • Issue date Jun 6, 1972
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3607233
    • Patent number 3,607,233
    • Issue date Sep 21, 1971
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3449116
    • Patent number 3,449,116
    • Issue date Jun 10, 1969
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3448973
    • Patent number 3,448,973
    • Issue date Jun 10, 1969
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3449117
    • Patent number 3,449,117
    • Issue date Jun 10, 1969
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3437331
    • Patent number 3,437,331
    • Issue date Apr 8, 1969
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3245779
    • Patent number 3,245,779
    • Issue date Apr 12, 1966
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    3169855
    • Patent number 3,169,855
    • Issue date Feb 16, 1965
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3149194
    • Patent number 3,149,194
    • Issue date Sep 15, 1964
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents