TREA

Leo E. Krys

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  • Kellogg, ID, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Antimony separation process
    • Patent number 5,290,338
    • Issue date Mar 1, 1994
    • Sunshine Mining Company
    • Corby G. Anderson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Treatment of metal bearing mineral material
    • Patent number 5,096,486
    • Issue date Mar 17, 1992
    • Sunshine Precious Metals Incorporated
    • Corby G. Anderson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...