Francois Besnard

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Patents Grantslast 30 patents

Information Patent Grant
Tool for underwater connections on an oil production station
- Patent number 4,809,784
- Issue date Mar 7, 1989
- Societe Nationale Elf Aquitaine (Production)
- Francois Besnard
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical coupling device for immersed pipelines
- Patent number 4,591,191
- Issue date May 27, 1986
- Societe Nationale Elf Aquitaine (Production)
- Rene Fournie
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Collar forming machine for submerged pipelines
- Patent number 4,444,527
- Issue date Apr 24, 1984
- Societe Nationale Elf Aquitaine (Prod.)
- Rene Fournie
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Annular seal and method of use
- Patent number 4,426,086
- Issue date Jan 17, 1984
- Societe Nationale Elf Aquitaine (Prod.)
- Rene Fournie
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus to measure the rate of advance of a drilling t...
- Patent number 4,138,886
- Issue date Feb 13, 1979
- Societe Nationale Elf Aquitaine (Production)
- Jean Lutz
- E21 - EARTH DRILLING MINING