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John O'Callaghan

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  • Melbourne, AU
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Patents Applicationslast 30 patents

  • Information Patent Application

    PROCESSING GOLD-CONTAINING ORES
    • Publication number 20220349024
    • Publication date Nov 3, 2022
    • Newcrest Mining Limited
    • John O'CALLAGHAN
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PROCESSING ORES CONTAINING PRECIOUS METALS
    • Publication number 20220127695
    • Publication date Apr 28, 2022
    • Newcrest Mining Limited
    • John O'Callaghan
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...