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Don Williamson

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  • Katy, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Controlled release biocides in oilfield applications
    • Patent number 9,371,479
    • Issue date Jun 21, 2016
    • Schlumberger Technology Corporation
    • Andrey Mirakyan
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Downhole chemical delivery system and method
    • Patent number 9,097,077
    • Issue date Aug 4, 2015
    • Schlumberger Technology Corporation
    • Don Williamson
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Chemical diversion technique
    • Patent number 8,833,452
    • Issue date Sep 16, 2014
    • Schlumberger Technology Corporation
    • Don Williamson
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Chemical diversion technique
    • Patent number 8,646,530
    • Issue date Feb 11, 2014
    • Schlumberger Technology Corporation
    • Don Williamson
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Drilling and fracturing fluid
    • Patent number 8,627,889
    • Issue date Jan 14, 2014
    • Schlumberger Technology Corporation
    • Don Williamson
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Fluid loss additive and breaking agent
    • Patent number 7,971,644
    • Issue date Jul 5, 2011
    • Schlumberger Technology Corporation
    • Hemant K. Ladva
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Stimulation method
    • Patent number 7,806,182
    • Issue date Oct 5, 2010
    • Schlumberger Technology Corporation
    • George Waters
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Methods of limiting leak off and damage in hydraulic fractures
    • Patent number 7,779,915
    • Issue date Aug 24, 2010
    • Schlumberger Technology Corporation
    • Richard D. Hutchins
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Polymeric microspheres as degradable fluid loss additives in oilfie...
    • Patent number 7,703,521
    • Issue date Apr 27, 2010
    • Schlumberger Technology Corporation
    • Philip F. Sullivan
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents