Denis Prost

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Antony, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus to cement a perforated casing
- Patent number 8,479,818
- Issue date Jul 9, 2013
- Schlumberger Technology Corporation
- Christophe Rayssiguier
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS TO CEMENT A PERFORATED CASING
- Publication number 20100230101
- Publication date Sep 16, 2010
- Christophe Rayssiguier
- E21 - EARTH DRILLING MINING