TREA

Wolfgang Kaettlitz

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  • Borken, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filters for light metals
    • Patent number 5,169,542
    • Issue date Dec 8, 1992
    • Foseco International Limited
    • Wolfgang P. Kaettlitz
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Ceramic foam filter apparatus
    • Patent number 5,004,545
    • Issue date Apr 2, 1991
    • Foseco International Limited
    • Hans-Peter Wahl
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Ceramic filter and method for using same
    • Patent number 4,713,180
    • Issue date Dec 15, 1987
    • Georg Fischer Aktiengesellschaft
    • Franz Hofmann
    • C21 - METALLURGY OF IRON