Karl W. F. Etzel

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Bad Soden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Lining for an electrolysis cell for the production of aluminum
- Patent number 4,589,967
- Issue date May 20, 1986
- Sigri GmbH
- Karl W. F. Etzel
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR