TREA

Nelius Dempers Retief

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  • Kosmosdal, ZA
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Patents Applicationslast 30 patents

  • Information Patent Application

    TREATMENT OF MINERALS
    • Publication number 20120328496
    • Publication date Dec 27, 2012
    • Willem Liebenberg Retief
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...