TREA

Willem Karzijn

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  • The Hague, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for preparing a polymer polyol
    • Patent number 8,530,610
    • Issue date Sep 10, 2013
    • Shell Oil Company
    • Andre Buijs
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for removing fouling
    • Patent number 8,198,398
    • Issue date Jun 12, 2012
    • Shell Oil Company
    • Marco Antonius Denneman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for preparing polymer polyols
    • Patent number 8,017,664
    • Issue date Sep 13, 2011
    • Shell Oil Company
    • Bob Heinis
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Macromer stabiliser precursor for polymer polyols
    • Patent number 6,403,667
    • Issue date Jun 11, 2002
    • Shell Oil Company
    • Michiel Barend Eleveld
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Epoxy resin powder coating composition containing physical blend of...
    • Patent number 5,300,595
    • Issue date Apr 5, 1994
    • Shell Oil Company
    • Christian J. C. De Cock
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Aqueous solutions of resinous compounds
    • Patent number 4,769,402
    • Issue date Sep 6, 1988
    • Shell Oil Company
    • Willem Karzijn
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    PROCESS FOR PREPARING POLYMER POLYOLS
    • Publication number 20130131205
    • Publication date May 23, 2013
    • Paulus Jacobus Fennis
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PROCESS FOR PREPARING A POLYMER POLYOL
    • Publication number 20120184707
    • Publication date Jul 19, 2012
    • Shell Internationale Research Maatschappij B.V.
    • Andre Buijs
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PROCESS FOR REMOVING FOULING
    • Publication number 20110275776
    • Publication date Nov 10, 2011
    • Marco Antonius Denneman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process for preparing polymer polyols
    • Publication number 20030220410
    • Publication date Nov 27, 2003
    • Bob Heinis
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...