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Michiel Barend Eleveld

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  • Amsterdam, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the production of polyurethane foams
    • Patent number 11,814,467
    • Issue date Nov 14, 2023
    • SHELL USA, INC.
    • Pranaya Man Singh Pradhan
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for the preparation of polyether polyols
    • Patent number 7,300,993
    • Issue date Nov 27, 2007
    • Shell Oil Company
    • Michiel Barend Eleveld
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Double metal complex catalyst
    • Patent number 7,112,551
    • Issue date Sep 26, 2006
    • Shell Oil Company
    • Michiel Barend Eleveld
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Double metal complex catalyst
    • Patent number 7,060,647
    • Issue date Jun 13, 2006
    • Shell Oil Company
    • Michiel Barend Eleveld
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Preparation of a double metal cyanide catalyst
    • Patent number 6,977,236
    • Issue date Dec 20, 2005
    • Shell Oil Company
    • Michiel Barend Eleveld
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Preparation of a double metal cyanide catalyst
    • Patent number 6,716,788
    • Issue date Apr 6, 2004
    • Shell Oil Company
    • Michiel Barend Eleveld
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    DMC complex catalyst and process for its preparation
    • Patent number 6,699,961
    • Issue date Mar 2, 2004
    • Shell Oil Company
    • Michiel Barend Eleveld
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerizing alkylene oxide with sound or radiation treated DMC
    • Patent number 6,596,842
    • Issue date Jul 22, 2003
    • Shell Oil Company
    • Michiel Barend Eleveld
    • 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-...

Patents Applicationslast 30 patents