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in electric furnaces

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  • CPC
  • C22B15/0039
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Parent Industries

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

Current Industry

C22B15/0039in electric furnaces
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Manufacturing method of crude copper from low-grade copper sludge
    • Patent number 10,697,041
    • Issue date Jun 30, 2020
    • SUNGEEL HIMETAL
    • Young-Myoung Seo
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method and carrier for transporting reductant such as coke into a m...
    • Patent number 10,337,084
    • Issue date Jul 2, 2019
    • Outotec (Finland) Oy
    • Madeleine Scheidema
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method and arrangement for refining copper concentrate
    • Patent number 9,580,771
    • Issue date Feb 28, 2017
    • Outotec (Finland) Oy
    • Tapio Ahokainen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering valuable metals
    • Patent number 9,203,126
    • Issue date Dec 1, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Jun-Ichi Takahashi
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Recovery of non-ferrous metals from by-products of the zinc and lea...
    • Patent number 7,905,941
    • Issue date Mar 15, 2011
    • Umicore
    • Maurits Van Camp
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for continuous copper smelting
    • Patent number 5,320,662
    • Issue date Jun 14, 1994
    • Mitsubishi Materials Corporation
    • Moto Goto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for continuous copper smelting
    • Patent number 5,217,527
    • Issue date Jun 8, 1993
    • Mitsubishi Materials Corporation
    • Moto Goto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Tank furnace for the metallurgical treatment of non-ferrous metals
    • Patent number 4,773,630
    • Issue date Sep 27, 1988
    • Shamprogetti S.p.A.
    • Antonio Carminati
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Oxidizing flux for simultaneous smelting/converting sulfides of hig...
    • Patent number 4,457,779
    • Issue date Jul 3, 1984
    • Atlantic Richfield Company
    • Charles Arentzen
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method of forming large, minimal grain copper billet
    • Patent number 4,312,667
    • Issue date Jan 26, 1982
    • McGraw-Edison Company
    • Jacques P. Guertin
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Gaseous atmosphere for electric arc furnaces
    • Patent number 4,236,913
    • Issue date Dec 2, 1980
    • Ivy C. Austin
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Reverberatory smelting of non-ferrous metal sulfide ores
    • Patent number 4,211,556
    • Issue date Jul 8, 1980
    • Mitsubishi Kinzoku Kabushiki Kaisha
    • Takeshi Nagano
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of producing blister copper
    • Patent number 4,204,861
    • Issue date May 27, 1980
    • Boliden Aktiebolag
    • Stig A. Petersson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for treating lead-copper-sulphur charges
    • Patent number 4,162,915
    • Issue date Jul 31, 1979
    • Metallurgie Hoboken-Overpelt
    • Robert H. Maes
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of producing blister copper
    • Patent number 4,144,055
    • Issue date Mar 13, 1979
    • Boliden Aktiebolag
    • Stig A. Petersson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3792998
    • Patent number 3,792,998
    • Issue date Feb 19, 1974
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3594153
    • Patent number 3,594,153
    • Issue date Jul 20, 1971
    • 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

    3184530
    • Patent number 3,184,530
    • Issue date May 18, 1965
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2769706
    • Patent number 2,769,706
    • Issue date Nov 6, 1956
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2261946
    • Patent number 2,261,946
    • Issue date Nov 11, 1941
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    1775159
    • Patent number 1,775,159
    • Issue date Sep 9, 1930
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    1473447
    • Patent number 1,473,447
    • Issue date Nov 6, 1923
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    1313970
    • Patent number 1,313,970
    • Issue date Aug 26, 1919
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    1242833
    • Patent number 1,242,833
    • Issue date Oct 9, 1917
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    1057213
    • Patent number 1,057,213
    • Issue date Mar 25, 1913
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    1035608
    • Patent number 1,035,608
    • Issue date Aug 13, 1912
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    1034788
    • Patent number 1,034,788
    • Issue date Aug 6, 1912
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    1031257
    • Patent number 1,031,257
    • Issue date Jul 2, 1912
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    981850
    • Patent number 981,850
    • Issue date Jan 17, 1911
    • C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents