TREA

Roland Amiel

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  • Cannes, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Annular coupler for drill stem component
    • Patent number 9,325,084
    • Issue date Apr 26, 2016
    • VALLOUREC DRILLING PRODUCTS FRANCE
    • Beranger Mitjans
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents