TREA

Stuart D. Butler

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  • Calgary, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multiphase drilling systems and methods
    • Patent number 9,097,085
    • Issue date Aug 4, 2015
    • LUBRIZOL OILFIELD SOLUTIONS, INC.
    • Daniel Guy Pomerleau
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Stabilizer for drillstems
    • Patent number 4,664,206
    • Issue date May 12, 1987
    • Gulf Canada Corporation
    • Stuart D. Butler
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTIPHASE DRILLING SYSTEMS AND METHODS
    • Publication number 20150376964
    • Publication date Dec 31, 2015
    • Daniel G. POMERLEAU
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    MULTIPHASE DRILLING SYSTEMS AND METHODS
    • Publication number 20100147591
    • Publication date Jun 17, 2010
    • Daniel Guy Pomerleau
    • E21 - EARTH DRILLING MINING