Jean-Claude Ferry

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Haget Aubin, FR

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Patents Grantslast 30 patents

Information Patent Grant
Production tube with integrated hydraulic line
- Patent number 5,217,071
- Issue date Jun 8, 1993
- Societe Nationale Elf Aquitaine (Production)
- Jean-Claude Ferry
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for cleaning out an underground well
- Patent number 5,158,140
- Issue date Oct 27, 1992
- Societe Nationale Elf Aquitaine (Production)
- Jean-Claude Ferry
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electrical connection device for an underwater well head
- Patent number 4,494,602
- Issue date Jan 22, 1985
- Societe Nationale Elf Aquitaine (Production)
- Andre Capdeboscq
- E21 - EARTH DRILLING MINING