TREA

Oxidizing roasting

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Industry

  • CPC
  • C22B15/0015
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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS C22B15/00Obtaining copper

Current Industry

C22B15/0015Oxidizing roasting
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for recovering valuable metal
    • Patent number 11,807,914
    • Issue date Nov 7, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Yu Yamashita
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Treatment of complex sulfide concentrate
    • Patent number 10,501,824
    • Issue date Dec 10, 2019
    • Outotec (Finland) Oy
    • Maija-Leena Metsärinta
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for the microwave induced oxidation of pyritic ores without...
    • Patent number 5,972,302
    • Issue date Oct 26, 1999
    • EMR Microwave Technology Corporation
    • James M. Tranquilla
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for removing copper in a recoverable form from solid scrap...
    • Patent number 5,387,273
    • Issue date Feb 7, 1995
    • The United States of America as represented by the Secretary of the Interior
    • Alan D. Hartman
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery of zinc from zinc bearing sulphidic ores and concentrates...
    • Patent number 4,789,529
    • Issue date Dec 6, 1988
    • Materials-Concepts-Research Limited
    • Murry C. Robinson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for processing copper smelting materials and the like contai...
    • Patent number 4,626,279
    • Issue date Dec 2, 1986
    • Boliden Aktiebolag
    • Arne Bjornberg
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Flash smelting process
    • Patent number 4,615,729
    • Issue date Oct 7, 1986
    • Inco Limited
    • Grigori S. Victorovich
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering the valuable metal content of contaminated co...
    • Patent number 4,608,083
    • Issue date Aug 26, 1986
    • Boliden Aktiebolag
    • Sven A. Holmstrom
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for separating and recovering nickel and copper from complex...
    • Patent number 4,585,477
    • Issue date Apr 29, 1986
    • Boliden Aktiebolag
    • Thomas K. Mioen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for recovering copper and molybdenum from low grade copper...
    • Patent number 4,478,698
    • Issue date Oct 23, 1984
    • Corporacion Nacional Del Cobre De Chile
    • Igor Wilkomirsky
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Dead roast-oxide flash reduction process for copper concentrates
    • Patent number 4,421,552
    • Issue date Dec 20, 1983
    • Exxon Research and Engineering Co.
    • James E. Hoffmann
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for thermal-activation of chalcopyrite-pyrite concentrates
    • Patent number 4,201,748
    • Issue date May 6, 1980
    • Cominco Ltd.
    • Godefridus M. Swinkels
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Roast-leach copper recovery
    • Patent number 4,168,217
    • Issue date Sep 18, 1979
    • The International Nickel Company, Inc.
    • Ashok D. Dalvi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Roast-reductive leach process for copper recovery
    • Patent number 4,135,918
    • Issue date Jan 23, 1979
    • The International Nickel Company, Inc.
    • Victor A. Ettel
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Segregation-separation of copper from nickel in copper-nickel sulfi...
    • Patent number 4,120,697
    • Issue date Oct 17, 1978
    • Amax Inc.
    • Lamar D. Coffin
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for working up copper cementate sludges
    • Patent number 4,104,055
    • Issue date Aug 1, 1978
    • Duisburger Kupferhutte
    • Karl Lippert
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Methods of separating and recovering copper from materials containi...
    • Patent number 4,070,183
    • Issue date Jan 24, 1978
    • Anumin Pty. Ltd.
    • Alan James Parker
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery of metal values from copper reverberatory slag
    • Patent number 4,043,804
    • Issue date Aug 23, 1977
    • The Anaconda Company
    • Kenneth O. Lindblad
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3915689
    • Patent number 3,915,689
    • Issue date Oct 28, 1975
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3883344
    • Patent number 3,883,344
    • Issue date May 13, 1975
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3857767
    • Patent number 3,857,767
    • Issue date Dec 31, 1974
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3857701
    • Patent number 3,857,701
    • Issue date Dec 31, 1974
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3799764
    • Patent number 3,799,764
    • Issue date Mar 26, 1974
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3751240
    • Patent number 3,751,240
    • Issue date Aug 7, 1973
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3669644
    • Patent number 3,669,644
    • Issue date Jun 13, 1972
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3589892
    • Patent number 3,589,892
    • Issue date Jun 29, 1971
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3455677
    • Patent number 3,455,677
    • Issue date Jul 15, 1969
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3351462
    • Patent number 3,351,462
    • Issue date Nov 7, 1967
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3150959
    • Patent number 3,150,959
    • Issue date Sep 29, 1964
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2878102
    • Patent number 2,878,102
    • Issue date Mar 17, 1959
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PROCESSING ALLOY
    • Publication number 20250003027
    • Publication date Jan 2, 2025
    • Sumitomo Metal Mining Co., Ltd.
    • Hirofumi Shouji
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING VALUABLE METAL
    • Publication number 20230212713
    • Publication date Jul 6, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Yu Yamashita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR RECOVERING VALUABLE METAL
    • Publication number 20230151453
    • Publication date May 18, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Tomoya Hagio
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING COPPER METAL FROM COPPER CONCENTRATES WITHOUT...
    • Publication number 20220396851
    • Publication date Dec 15, 2022
    • UNIVERSIDAD DE CONCEPCION
    • Igor WILKOMIRSKY FUICA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    TREATMENT OF COMPLEX SULFIDE CONCENTRATE
    • Publication number 20180298467
    • Publication date Oct 18, 2018
    • OUTOTEC (FINLAND) OY
    • Maija-Leena METSÄRINTA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    COPPER PROCESSING METHOD
    • Publication number 20160304988
    • Publication date Oct 20, 2016
    • The University of Queensland
    • James VAUGHAN
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    Selective reduction of cupriferous calcine
    • Publication number 20050193863
    • Publication date Sep 8, 2005
    • Mika Erkki Santeri Muinonen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...