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Roderick Ivan Edwards

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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the treatment of platinum group metals and gold
    • Patent number 4,188,362
    • Issue date Feb 12, 1980
    • National Institute for Metallurgy
    • Roderick I. Edwards
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery and purification of rhodium
    • Patent number 4,155,750
    • Issue date May 22, 1979
    • National Institute for Metallurgy
    • Roderick I. Edwards
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery and purification of iridium
    • Patent number 4,130,625
    • Issue date Dec 19, 1978
    • The National Institute for Metallurgy
    • Ann P. Evers
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Separation and purification of platinum and palladium
    • Patent number 4,105,742
    • Issue date Aug 8, 1978
    • The National Institute for Metallurgy
    • Roderick I. Edwards
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Separation and purification of ruthenium
    • Patent number 4,105,442
    • Issue date Aug 8, 1978
    • The National Institute for Metallurgy
    • Monika M. Fieberg
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Separation of platinum group metals and gold
    • Patent number 3,985,552
    • Issue date Oct 12, 1976
    • National Institute for Metallurgy
    • Roderick Ivan Edwards
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...