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Ernest W. Dewing

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  • Arvida, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process and apparatus for melting metals and composites while reduc...
    • Patent number 5,409,580
    • Issue date Apr 25, 1995
    • Alcan International Limited
    • Adam J. Gesing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Production of an aluminum grain refiner
    • Patent number 5,100,618
    • Issue date Mar 31, 1992
    • Alcan International Limited
    • Ernest W. Dewing
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Refining of lithium-containing aluminum scrap
    • Patent number 4,790,917
    • Issue date Dec 13, 1988
    • Alcan International Limited
    • Ernest W. Dewing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Aluminium reduction cell
    • Patent number 4,737,253
    • Issue date Apr 12, 1988
    • Alcan International Limited
    • Adam J. Gesing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Method of producing aluminum
    • Patent number 4,668,351
    • Issue date May 26, 1987
    • Alcan International Limited
    • Ernest W. Dewing
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Aluminium electrolytic reduction cell linings
    • Patent number 4,647,357
    • Issue date Mar 3, 1987
    • Alcan International Limited
    • Ernest W. Dewing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Aluminium reduction cells
    • Patent number 4,613,418
    • Issue date Sep 23, 1986
    • Alcan International Limited
    • Ernest W. Dewing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Aluminium reduction cells
    • Patent number 4,612,103
    • Issue date Sep 16, 1986
    • Alcan International Limited
    • Ernest W. Dewing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Electrolytic reduction cells
    • Patent number 4,505,796
    • Issue date Mar 19, 1985
    • Alcan International Limited
    • Jean-Paul R. Huni
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Electrolytic reduction cells
    • Patent number 4,495,047
    • Issue date Jan 22, 1985
    • Alcan International Limited
    • Adam J. Gesing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Electrolytic refining of molten metal
    • Patent number 4,405,415
    • Issue date Sep 20, 1983
    • Alcan International Limited
    • Ernest W. Dewing
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Carbothermic production of aluminium
    • Patent number 4,261,736
    • Issue date Apr 14, 1981
    • Alcan Research and Development Limited
    • Ernest W. Dewing
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the production of aluminium
    • Patent number 4,245,822
    • Issue date Jan 20, 1981
    • Alcan Research and Development Limited
    • Ernest W. Dewing
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Carbothermic production of aluminium
    • Patent number 4,226,618
    • Issue date Oct 7, 1980
    • Alcan Research and Development Limited
    • Ernest W. Dewing
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Apparatus for the production of aluminium
    • Patent number 4,213,599
    • Issue date Jul 22, 1980
    • Alcan Research and Development Limited
    • Ernest W. Dewing
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...