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Jason DUTHIE

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  • Aberdeen, GB
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Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE APPARATUS
    • Publication number 20230051577
    • Publication date Feb 16, 2023
    • Unity Well Integrity Limited
    • Matthew MANNING
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CROSSOVER TOOL FOR REVERSE CEMENTING A LINER STRING
    • Publication number 20140305662
    • Publication date Oct 16, 2014
    • Richard Lee GIROUX
    • E21 - EARTH DRILLING MINING