Noel Etourmy

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Saint Gaudens, FR

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Patents Grantslast 30 patents

Information Patent Grant
Device for anchoring a probe in a well by spreading mobile anchorag...
- Patent number 4,957,162
- Issue date Sep 18, 1990
- Institut Francais du Petrole
- Noel Etourmy
- E21 - EARTH DRILLING MINING