Jean-Michel Dreyfus

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Lyons, FR

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Patents Grantslast 30 patents

Information Patent Grant
Electrolytic cell for obtaining aluminium
- Patent number 8,440,059
- Issue date May 14, 2013
- Carbone Savoie
- Jean-Michel Dreyfus
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Impregnated graphite cathode for the electrolysis of aluminium
- Patent number 6,723,212
- Issue date Apr 20, 2004
- Carbone Savoie
- Regis Paulus
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Graphite cathode for the electrolysis of aluminium
- Patent number 6,627,062
- Issue date Sep 30, 2003
- Carbone Savoie
- Jean-Michel Dreyfus
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR