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Eric Duprey

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  • Petit C ouronne, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the preparation of a lubricant
    • Patent number 7,638,037
    • Issue date Dec 29, 2009
    • Shell Oil Company
    • Gerard Benard
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process to prepare a base oil having a high saturates content
    • Patent number 7,344,633
    • Issue date Mar 18, 2008
    • Shell Oil Company
    • Marc Collin
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process to prepare a base oil from slack-wax
    • Patent number 7,261,806
    • Issue date Aug 28, 2007
    • Shell Oil Company
    • Gerard Benard
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process to prepare a lubricating base oil
    • Patent number 7,132,043
    • Issue date Nov 7, 2006
    • Shell Oil Company
    • Eric Duprey
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Catalytic dewaxing process
    • Patent number 6,576,120
    • Issue date Jun 10, 2003
    • Shell Oil Company
    • Carolus Maria Van Ballegoy
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents