TREA

Kohur Nagaraja Subramanian

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  • Mississauga, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Recovery of selenium
    • Patent number 4,163,046
    • Issue date Jul 31, 1979
    • The International Nickel Company, Inc.
    • Kohur N. Subramanian
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Reduction leaching of raw sea nodules with sulfides
    • Patent number 4,085,188
    • Issue date Apr 18, 1978
    • The International Nickel Company, Inc.
    • Kohur Nagaraja Subramanian
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Two stage leaching of limonitic ore and sea nodules
    • Patent number 4,065,542
    • Issue date Dec 27, 1977
    • The International Nickel Company, Inc.
    • Kohur Nagaraja Subramanian
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Reductive leaching of limonitic ores with hydrogen sulfide
    • Patent number 4,062,924
    • Issue date Dec 13, 1977
    • The International Nickel Company, Inc.
    • Gerald Vernon Glaum
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Two stage sulfuric acid leaching of sea nodules
    • Patent number 4,046,851
    • Issue date Sep 6, 1977
    • The International Nickel Company, Inc.
    • Kohur Nagaraja Subramanian
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovering copper from concentrates with insoluble sulfate forming...
    • Patent number 4,039,406
    • Issue date Aug 2, 1977
    • Noranda Mines Limited
    • Robert W. Stanley
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovering iron, nickel, or cobalt from sulfate solution
    • Patent number 4,006,215
    • Issue date Feb 1, 1977
    • The International Nickel Company, Inc.
    • Rotrou Alan Hall
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...