TREA

Ralf Steinstrasser

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  • Rossdorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spray dried polyol composition and method of making
    • Patent number 5,958,471
    • Issue date Sep 28, 1999
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Eugen Schwarz
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Nickel recovery process
    • Patent number 5,238,663
    • Issue date Aug 24, 1993
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Werner Vikari
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...