TREA

Robert George Kelly

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  • Port Pirie, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Continuous sulphur drossing apparatus
    • Patent number 4,073,481
    • Issue date Feb 14, 1978
    • The Broken Hill Associated Smelters Proprietary Limited
    • Frank Lawson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Continuous sulphur drossing process
    • Patent number 4,050,926
    • Issue date Sep 27, 1977
    • The Broken Hill Associated Smelters Proprietary Limited
    • Frank Lawson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...