TREA

William P.C. Duyvesteyn

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Patents Applicationslast 30 patents

  • Information Patent Application

    RECOVERY OF NICKEL AND COBALT FROM ORE
    • Publication number 20010001650
    • Publication date May 24, 2001
    • William P.C. Duyvesteyn
    • WILLEM P. C. DUYVESTEYN
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...