Daniel Sango

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Serres Castet, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for pumping a gas/liquid mixture in an oil extraction well...
- Patent number 5,173,022
- Issue date Dec 22, 1992
- Societe Nationale Elf Aquitaine (Production)
- Daniel Sango
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of pumping hydrocarbons from a mixture of said hydrocarbons...
- Patent number 4,805,697
- Issue date Feb 21, 1989
- Societe Nationale Elf Aquitaine (Production)
- Christian Fouillout
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for regulating the rate of flow of water which is separated...
- Patent number 4,770,243
- Issue date Sep 13, 1988
- Societe Nationale Elf Aquitaine (Production)
- Christian Fouillout
- E21 - EARTH DRILLING MINING