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Bertrand Maillon

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  • Valenciennes, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Threaded connection comprising at least one threaded element with a...
    • Patent number 9,605,781
    • Issue date Mar 28, 2017
    • Vallourec Oil and Gas France
    • Sylvain Beigneux
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Threaded joint for steel pipes
    • Patent number 9,568,125
    • Issue date Feb 14, 2017
    • Nippon Steel & Sumitomo Metal Corporation
    • Suguru Yamaguchi
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Threaded connection
    • Patent number 9,273,521
    • Issue date Mar 1, 2016
    • Vallourec Oil and Gas France
    • Pierre Martin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Threaded connection
    • Patent number 8,678,448
    • Issue date Mar 25, 2014
    • Vallourec Mannesmann Oil & Gas France
    • Bertrand Maillon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents