Andre Sirvins

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Pau, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process of culturing microorganisms using a microemulsion
- Patent number 4,401,762
- Issue date Aug 30, 1983
- Societe Nationale Elf Aquitaine (Production)
- Jacques Tellier
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Purifying treatment for effluents of mineral oil drillings
- Patent number 4,035,289
- Issue date Jul 12, 1977
- Societe Nationale Elf Aquitaine (Production)
- Michel Guillerme
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE