TREA

Preliminary treatment

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  • CPC
  • C22B47/0027
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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS C22B47/00Obtaining manganese

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C22B47/0027Preliminary treatment
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process to produce manganese pellets from non-calcinated manganese...
    • Patent number 9,181,601
    • Issue date Nov 10, 2015
    • Vale S.A.
    • Washington Luiz Mafra
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the extraction and elimination of deleterious material...
    • Patent number 6,171,562
    • Issue date Jan 9, 2001
    • Companhia Vale Do Rio Doce
    • Jose Marcio Matta Machado Paixao
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the recovery of nickel, cobalt and manganese from their...
    • Patent number 4,311,520
    • Issue date Jan 19, 1982
    • Cato Research Corporation
    • Paul R. Kruesi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for separating metal values from sea nodules
    • Patent number 4,280,986
    • Issue date Jul 28, 1981
    • University Patents, Inc.
    • Harry Zeitlin
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery of metals from Atlantic sea nodules
    • Patent number 4,208,379
    • Issue date Jun 17, 1980
    • The United States of America as represented by the Secretary of the Interior
    • John E. Pahlman
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Simultaneous extraction of metal values other than copper from mang...
    • Patent number 4,146,572
    • Issue date Mar 27, 1979
    • Deepsea Ventures, Inc.
    • Paul H. Cardwell
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Extraction of metal values from manganese nodules
    • Patent number 4,137,291
    • Issue date Jan 30, 1979
    • Deepsea Ventures, Inc.
    • Paul H. Cardwell
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Selective sulfation process for partitioning ferrous and non-ferrou...
    • Patent number 4,110,106
    • Issue date Aug 29, 1978
    • Kennecott Copper Corporation
    • Theodore C. Frankiewicz
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the simultaneous extraction of metal values from mangan...
    • Patent number 4,093,698
    • Issue date Jun 6, 1978
    • Deepsea Ventures, Inc.
    • Paul H. Cardwell
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Metal extraction from sea nodules
    • Patent number 4,066,733
    • Issue date Jan 3, 1978
    • Ethyl Corporation
    • Michael Dubeck
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Two-stage fluid bed reduction of manganese nodules
    • Patent number 4,044,094
    • Issue date Aug 23, 1977
    • Kennecott Copper Corporation
    • Herbert E. Barner
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for separating metal constituents from ocean floor nodules
    • Patent number 4,042,664
    • Issue date Aug 16, 1977
    • Deepsea Ventures, Inc.
    • Paul H. Cardwell
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for treating manganese nodules
    • Patent number 4,029,498
    • Issue date Jun 14, 1977
    • Sumitomo Metal Mining Co., Limited
    • Yasuhiro Okajima
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery of manganese values
    • Patent number 4,028,463
    • Issue date Jun 7, 1977
    • UOP Inc.
    • John C. Stauter
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Use of raw manganese nodules for oxidation leaching of reductively...
    • Patent number 4,020,143
    • Issue date Apr 26, 1977
    • Kennecott Copper Corporation
    • Robert E. Lueders
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Metals extraction process
    • Patent number 3,994,720
    • Issue date Nov 30, 1976
    • Ethyl Corporation
    • Michael Dubeck
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Halidation of nonferrous metal values in manganese oxide ores
    • Patent number 3,990,891
    • Issue date Nov 9, 1976
    • Deepsea Ventures, Inc.
    • Richard G. Sandberg
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Reduction of laterite ores
    • Patent number 3,985,556
    • Issue date Oct 12, 1976
    • The United States of America as represented by the Secretary of the Interior
    • Richard E. Siemens
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Manganese nodule pelletizing
    • Patent number 3,942,974
    • Issue date Mar 9, 1976
    • Kennecott Copper Corporation
    • Eugene J. Moreau
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3929468
    • Patent number 3,929,468
    • Issue date Dec 30, 1975
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3894927
    • Patent number 3,894,927
    • Issue date Jul 15, 1975
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3854851
    • Patent number 3,854,851
    • Issue date Dec 17, 1974
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3809624
    • Patent number 3,809,624
    • Issue date May 7, 1974
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3788841
    • Patent number 3,788,841
    • Issue date Jan 29, 1974
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3753686
    • Patent number 3,753,686
    • Issue date Aug 21, 1973
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3751554
    • Patent number 3,751,554
    • Issue date Aug 7, 1973
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3734715
    • Patent number 3,734,715
    • Issue date May 22, 1973
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3471285
    • Patent number 3,471,285
    • Issue date Oct 7, 1969
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents