Matthieu Naegel

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Strasbourg, FR

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Patents Grantslast 30 patents

Information Patent Grant
Bit for drilling wells and associated drilling method
- Patent number 8,960,335
- Issue date Feb 24, 2015
- Total SA
- Abdelhakim Hahati
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
BIT FOR DRILLING WELLS AND ASSOCIATED DRILLING METHOD
- Publication number 20150159439
- Publication date Jun 11, 2015
- TOTAL SA
- Abdelhakim Hahati
- E21 - EARTH DRILLING MINING
Information Patent Application
BIT FOR DRILLING WELLS AND ASSOCIATED DRILLING METHOD
- Publication number 20100133013
- Publication date Jun 3, 2010
- TOTAL SA
- Abdelhakim Hahati
- E21 - EARTH DRILLING MINING