Andre Pepy

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Lescar, FR

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Patents Grantslast 30 patents

Information Patent Grant
Catalytic removal of hydrogen sulfides from liquid sulfur
- Patent number 5,030,438
- Issue date Jul 9, 1991
- Societe Nationale Elf Aquitaine (Production)
- Robert Voirin
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Catalytic removal of hydrogen sulfides from liquid sulfur
- Patent number 4,849,204
- Issue date Jul 18, 1989
- Societe Nationale Elf Aquitaine (Production)
- Robert Voirin
- C01 - INORGANIC CHEMISTRY