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Jacob Hahn

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  • Singapore, SG
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas lift valve
    • Patent number 8,381,821
    • Issue date Feb 26, 2013
    • Schlumberger Technology Corporation
    • Jacob Hahn
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS LIFT VALVE
    • Publication number 20110127043
    • Publication date Jun 2, 2011
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Jacob Hahn
    • E21 - EARTH DRILLING MINING