TREA

Hans-Joachim Wollweber

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  • Krefeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coating compound for fibres
    • Patent number 6,391,953
    • Issue date May 21, 2002
    • Bayer Aktiengesellschaft
    • Stephan Hütte
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Biodegradable coating compositions
    • Patent number 6,139,764
    • Issue date Oct 31, 2000
    • Bayer Aktiengesellschaft
    • Stephan Hutte
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Chlorine-resistant elastane fibres
    • Patent number 5,969,008
    • Issue date Oct 19, 1999
    • Bayer Aktiengesellschaft
    • Stephan Hutte
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for the production of viscosity-stable, low-gel highly conc...
    • Patent number 5,302,660
    • Issue date Apr 12, 1994
    • Bayer Aktiengesellschaft
    • Bernd Klinksiek
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING