TREA

Arnulf Werner

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  • Dormagen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the preparation of polyols
    • Patent number 8,865,945
    • Issue date Oct 21, 2014
    • Bayer MaterialScience AG
    • Klaus Lorenz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing polyols
    • Patent number 8,501,904
    • Issue date Aug 6, 2013
    • Bayer MaterialScience AG
    • Klaus Lorenz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING POLYOLS
    • Publication number 20110105714
    • Publication date May 5, 2011
    • Bayer MaterialScience AG
    • Klaus Lorenz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PROCESS FOR THE PREPARATION OF AQUEOUS FORMALDEHYDE SOLUTIONS
    • Publication number 20100137450
    • Publication date Jun 3, 2010
    • Bayer MaterialScience AG
    • Heniz-Herbert Müller
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Process for the preparation of polyols
    • Publication number 20090048420
    • Publication date Feb 19, 2009
    • Klaus Lorenz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...