TREA

Kamalah Chang

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  • Pearland, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shunt isolation valve
    • Patent number 8,701,765
    • Issue date Apr 22, 2014
    • Schlumberger Technology Corporation
    • Sidney Jasek
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Shunt isolation valve
    • Patent number 8,453,734
    • Issue date Jun 4, 2013
    • Schlumberger Technology Corporation
    • Sidney Jasek
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    SHUNT ISOLATION VALVE
    • Publication number 20130312960
    • Publication date Nov 28, 2013
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Sidney Jasek
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SHUNT ISOLATION VALVE
    • Publication number 20110240290
    • Publication date Oct 6, 2011
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Sidney Jasek
    • E21 - EARTH DRILLING MINING