TREA

John Peter Crawshaw

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  • Suffolk, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compositions and processes for treating subterranean formations
    • Patent number 7,013,995
    • Issue date Mar 21, 2006
    • Schlumberger Technology Corporation
    • John Peter Crawshaw
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Self-diverting resin systems for sand consolidation
    • Patent number 6,632,778
    • Issue date Oct 14, 2003
    • Schlumberger Technology Corporation
    • Joseph A. Ayoub
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Drilling fluid
    • Patent number 6,544,933
    • Issue date Apr 8, 2003
    • Schlumberger Technology Corporation
    • Paul Ian Reid
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Emulsion for well and formation treatment
    • Patent number 6,364,020
    • Issue date Apr 2, 2002
    • Schlumberger Technology Corporation
    • John Peter Crawshaw
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Plug placement method
    • Patent number 6,073,694
    • Issue date Jun 13, 2000
    • Schlumberger Technology Corporation
    • John Peter Crawshaw
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents