Philippe Henaut

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La Longueville, FR

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Patents Grantslast 30 patents

Information Patent Grant
External protection for expandable threaded tubular connections
- Patent number 7,980,597
- Issue date Jul 19, 2011
- Vallourec Mannesmann Oil & Gas France
- Nicolas Breziat
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
External Protection for Expandable Threaded Tubular Connections
- Publication number 20080309069
- Publication date Dec 18, 2008
- VALLOUREC MANNESMANN OIL & GAS FRANCE
- Nicolas Breziat
- E21 - EARTH DRILLING MINING