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Robert S. Williamson

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  • Montrose, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Managing lost returns in a wellbore
    • Patent number 7,681,644
    • Issue date Mar 23, 2010
    • Exxonmobil Upstream Research Company
    • John K. Montgomery
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents