TREA

Hartmut Pietsch

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  • Bad Homburg von der Hohe, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of processing small batteries
    • Patent number 4,775,107
    • Issue date Oct 4, 1988
    • Metallgesellschaft AG
    • Rudolf Heng
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of pressure leaching
    • Patent number 4,472,359
    • Issue date Sep 18, 1984
    • Metallgesellschaft AG
    • Hartmut Pietsch
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of extracting gold and silver from an ore
    • Patent number 4,438,076
    • Issue date Mar 20, 1984
    • Metallgesellschaft AG
    • Hartmut Pietsch
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of recovering uranium oxide from alkaline sodium uranyl carb...
    • Patent number 4,436,704
    • Issue date Mar 13, 1984
    • Metallgesellschaft Aktiengesellschaft
    • Otmar Krennrich
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for extraction of uranium from ores
    • Patent number 4,361,541
    • Issue date Nov 30, 1982
    • Vereinigte Aluminium-Werke Aktiengesellschaft
    • Hubert Bings
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...