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Dewi Graham Rankin

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  • Aberdeenshire, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Riser weak link
    • Patent number 8,555,981
    • Issue date Oct 15, 2013
    • Jeffrey Charles Edwards
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    RISER WEAK LINK
    • Publication number 20110127041
    • Publication date Jun 2, 2011
    • Jeffrey Charles Edwards
    • E21 - EARTH DRILLING MINING