by dry processes

Industry

  • CPC
  • C22B25/02
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Patents Grantslast 30 patents

  • Information Patent Grant

    Low temperature reduction of metal oxides

    • Patent number 12,241,141
    • Issue date Mar 4, 2025
    • KINALTEK PTY. LTD.
    • Jawad Haidar
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method and apparatus for recovering copper, bronze and lead from mi...

    • Patent number 12,227,819
    • Issue date Feb 18, 2025
    • Pukyong National University Industry—University Cooperation Foundation
    • Jei Pil Wang
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Pyrometallurgical process

    • Patent number 11,920,210
    • Issue date Mar 5, 2024
    • METALLO BELGIUM
    • Bert Coletti
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method, apparatus and system for processing a composite waste source

    • Patent number 11,884,992
    • Issue date Jan 30, 2024
    • Newsouth Innovations Pty Limited
    • Veena Sahajwalla
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Pyrorefining process

    • Patent number 11,827,953
    • Issue date Nov 28, 2023
    • METALLO BELGIUM
    • Bert Coletti
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Copper production process

    • Patent number 11,739,394
    • Issue date Aug 29, 2023
    • METALLO BELGIUM
    • Bert Coletti
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Reduction device using liquid metal

    • Patent number 10,689,729
    • Issue date Jun 23, 2020
    • Korea Institute of Industrial Technology
    • Uen Do Lee
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of preparing metal carbides, nitrides, borides and the like

    • Patent number 5,174,975
    • Issue date Dec 29, 1992
    • SRI International
    • Richard M. Laine
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method of preparing coatings of metal carbides and the like

    • Patent number 4,906,493
    • Issue date Mar 6, 1990
    • SRI International
    • Richard M. Laine
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method of preparing metal carbides, nitrides, and the like

    • Patent number 4,895,709
    • Issue date Jan 23, 1990
    • SRI International
    • Richard M. Laine
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method of preparing metal carbides and the like and precursors used...

    • Patent number 4,826,666
    • Issue date May 2, 1989
    • SRI International
    • Richard M. Laine
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Transition metal carbides and process for making same

    • Patent number 4,789,534
    • Issue date Dec 6, 1988
    • SRI International
    • Richard M. Laine
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method for recovering the metal values from materials containing ti...

    • Patent number 4,571,260
    • Issue date Feb 18, 1986
    • Boliden Aktiebolag
    • Leif Johansson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of recovering non-ferrous metals from their sulphide ores

    • Patent number 4,334,918
    • Issue date Jun 15, 1982
    • 501 National Research Development Corp.
    • Noel A. Warner
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Apparatus for the continuous recovery of tin from iron rich concent...

    • Patent number 4,283,045
    • Issue date Aug 11, 1981
    • Klockner-Humboldt Deutz AG
    • Gerhard Melcher
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery of tin from ores or other materials

    • Patent number 4,274,868
    • Issue date Jun 23, 1981
    • Commonwealth Scientific and Industrial Research Organization
    • William T. Denholm
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for the continuous recovery of tin from iron rich concentrates

    • Patent number 4,236,916
    • Issue date Dec 2, 1980
    • Klockner-Humboldt-Wedag AG
    • Gerhard Melcher
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Tin recovery

    • Patent number 4,212,666
    • Issue date Jul 15, 1980
    • Associated Metals & Minerals Corporation
    • Edwin B. King
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3905807

    • Patent number 3,905,807
    • Issue date Sep 16, 1975
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3767384

    • Patent number 3,767,384
    • Issue date Oct 23, 1973
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3634069

    • Patent number 3,634,069
    • Issue date Jan 11, 1972
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3607216

    • Patent number 3,607,216
    • Issue date Sep 21, 1971
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3508909

    • Patent number 3,508,909
    • Issue date Apr 28, 1970
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3466168

    • Patent number 3,466,168
    • Issue date Sep 9, 1969
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2752236

    • Patent number 2,752,236
    • Issue date Jun 26, 1956
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2570473

    • Patent number 2,570,473
    • Issue date Oct 9, 1951
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2547939

    • Patent number 2,547,939
    • Issue date Apr 10, 1951
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2436868

    • Patent number 2,436,868
    • Issue date Mar 2, 1948
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2364815

    • Patent number 2,364,815
    • Issue date Dec 12, 1944
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2364727

    • Patent number 2,364,727
    • Issue date Dec 12, 1944
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents