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Patents Grantslast 30 patents

Information Patent Grant
Carbonaceous cathode with enhanced wettability for aluminum production
- Patent number 6,616,829
- Issue date Sep 9, 2003
- EMEC Consultants
- Rudolf Keller
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Potlining to enhance cell performance in aluminum production
- Patent number 5,961,811
- Issue date Oct 5, 1999
- EMEC Consultants
- Rudolf Keller
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Electrolytic production of neodymium without perfluorinated carbon...
- Patent number 5,810,993
- Issue date Sep 22, 1998
- EMEC Consultants
- Rudolf Keller
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Suppression of cyanide formation in electrolytic cell lining
- Patent number 5,538,604
- Issue date Jul 23, 1996
- EMEC Consultants
- Rudolf Keller
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Electrolytically assisted paint removal from a metal substrate
- Patent number 5,507,926
- Issue date Apr 16, 1996
- EMEC Consultants
- Rudolf Keller
- B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

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