Germain Hagenbach

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Vernaison, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for separating the constituents of a gas mixture by making u...
- Patent number 4,054,430
- Issue date Oct 18, 1977
- Societe Nationale Elf Aquitaine
- Patrick Valentin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL