Claude Colas

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Notre Dame des Landes, FR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for electromagnetically measuring the ovalization of a fe...
- Patent number 4,485,344
- Issue date Nov 27, 1984
- Compagnie Francaise des Petroles
- Bruno J. M. de Sivry
- G01 - MEASURING TESTING
Information Patent Grant
Rotary metal brush for removing submerged anti-corrosive covering a...
- Patent number 4,476,605
- Issue date Oct 16, 1984
- Compagnie Francaise des Petroles
- Bruno de Sivry
- B08 - CLEANING
Information Patent Grant
Method and apparatus for tapping a submerged pipe
- Patent number 4,443,129
- Issue date Apr 17, 1984
- Compagnie Francaise des Petroles
- Bruno de Sivry
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Process for removing a concrete covering
- Patent number 4,425,059
- Issue date Jan 10, 1984
- Compagnie Francaise des Petroles
- Claude Colas
- B28 - WORKING CEMENT, CLAY, OR STONE