TREA

Graham Watson

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  • Aberdeen, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wellbore annular safety valve and method
    • Patent number 10,174,582
    • Issue date Jan 8, 2019
    • Schlumberger Technology Corporation
    • Eirik Windegaard
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    High solids content slurry systems and methods
    • Patent number 8,936,082
    • Issue date Jan 20, 2015
    • Schlumberger Technology Corporation
    • Mohan K. R. Panga
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    PDC cutter with stress diffusing structures
    • Patent number 8,721,752
    • Issue date May 13, 2014
    • ReedHycalog UK Limited
    • John Michael Fuller
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Rotary drill bit
    • Patent number 7,318,492
    • Issue date Jan 15, 2008
    • Reedhycalog UK Ltd.
    • Graham Richard Watson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Stabilizer arrangement
    • Patent number 7,308,955
    • Issue date Dec 18, 2007
    • ReedHycalog UK Limited
    • Steven Paul Barton
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Design method for drillout bi-center bits
    • Patent number 6,606,923
    • Issue date Aug 19, 2003
    • Grant Prideco, L.P.
    • Steven James Hart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Choke device
    • Patent number 6,116,355
    • Issue date Sep 12, 2000
    • Camco Drilling Group Limited of Hycalog
    • Richard Edward Thorp
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotary drill bits
    • Patent number 6,092,613
    • Issue date Jul 25, 2000
    • Camco International (UK) Limited
    • Douglas Caraway
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotary drill bits
    • Patent number 5,992,547
    • Issue date Nov 30, 1999
    • Camco International (UK) Limited
    • Douglas Caraway
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotary drill bits
    • Patent number 5,967,246
    • Issue date Oct 19, 1999
    • Camco International (UK) Limited
    • Douglas Caraway
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotary drill bits
    • Patent number 5,904,213
    • Issue date May 18, 1999
    • Camco International (UK) Limited
    • Douglas Caraway
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotary drill bits having nozzles to enhance recirculation
    • Patent number 5,699,868
    • Issue date Dec 23, 1997
    • Camco Drilling Group Limited
    • Douglas Caraway
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Sheet folding device
    • Patent number 5,226,872
    • Issue date Jul 13, 1993
    • Graham Watson
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    WELLBORE ANNULAR SAFETY VALVE AND METHOD
    • Publication number 20150354315
    • Publication date Dec 10, 2015
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Eirik Windegaard
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PDC Cutter with Stress Diffusing Structures
    • Publication number 20110212303
    • Publication date Sep 1, 2011
    • Reedhycalog UK Limited
    • John Michael Fuller
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Stabilizer Arrangement
    • Publication number 20060213691
    • Publication date Sep 28, 2006
    • Steven Paul Barton
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Rotary Drill Bit
    • Publication number 20060037785
    • Publication date Feb 23, 2006
    • Graham Richard Watson
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Design method for drillout bi-center bits
    • Publication number 20020069725
    • Publication date Jun 13, 2002
    • Schlumberger Technology Co.
    • Graham R. Watson
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Multi-directional cutters for drillout bi-center drill bits
    • Publication number 20020020565
    • Publication date Feb 21, 2002
    • Steven James Hart
    • E21 - EARTH DRILLING MINING