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John Gamwell

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  • Goole, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Friction reducing additive
    • Patent number 9,816,045
    • Issue date Nov 14, 2017
    • Croda International PLC
    • Lee Thompson
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Friction reducing additive
    • Patent number 9,228,152
    • Issue date Jan 5, 2016
    • Croda International PLC
    • Lee Thompson
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    Friction Reducing Additive
    • Publication number 20160090544
    • Publication date Mar 31, 2016
    • Croda International Plc
    • Lee Thompson
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Friction Reducing Additive
    • Publication number 20130035270
    • Publication date Feb 7, 2013
    • Croda International PLC
    • Lee Thompson
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...