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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

Patents Applicationslast 30 patents

Information Patent Application
SEALED TUBULAR CONNECTION USED IN THE OIL INDUSTRY, AND METHOD FOR...
- Publication number 20110241339
- Publication date Oct 6, 2011
- VALLOUREC MANNESMANN OOIL & GAS FRANCE
- Eric Verger
- E21 - EARTH DRILLING MINING
Information Patent Application
THREADED CONNECTION COMPRISING AT LEAST ONE THREADED ELEMENT WITH A...
- Publication number 20100301603
- Publication date Dec 2, 2010
- VALLOUREC MANNESMANN OIL & GAS FRANCE
- Sylvain Beigneux
- E21 - EARTH DRILLING MINING