Jean-Francois Coste

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Saint Gaudens, FR

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Patents Grantslast 30 patents

Information Patent Grant
Aqueous micro-emulsions of organic substances
- Patent number 4,404,109
- Issue date Sep 13, 1983
- Societe Nationale Elf Aquitaine (Production)
- Jacques Tellier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Concentrate for the preparation of oil and water microemulsions hav...
- Patent number 4,252,657
- Issue date Feb 24, 1981
- Societe Nationale Elf Aquitaine
- Jean-Paul Barriol
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Defoaming apparatus
- Patent number 4,120,816
- Issue date Oct 17, 1978
- Societe Nationale Elf Aquitaine (Production)
- Jacques de Lautrec
- E21 - EARTH DRILLING MINING