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Yves Bertaud
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Saint Jean de Maurienne, FR
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last 30 patents
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Patent Grant
Process for electrochemical measurement of the concentration of oxi...
Patent number
4,935,107
Issue date
Jun 19, 1990
Aluminium Pechiney
Gerard Picard
G01 - MEASURING TESTING
Information
Patent Grant
Process for the preparation of mother alloys of iron and neodymium...
Patent number
4,828,658
Issue date
May 9, 1989
Aluminium Pechiney
Yves Bertaud
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for the continuous production of aluminum by the carbochlor...
Patent number
4,597,840
Issue date
Jul 1, 1986
Aluminum Pechiney
Joseph Cohen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Selective chlorination method for mixtures of metallic oxides of na...
Patent number
4,563,338
Issue date
Jan 7, 1986
Aluminium Pechiney
Francoise Seon
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Floating cathode elements based on electrically conductive refracto...
Patent number
4,532,017
Issue date
Jul 30, 1985
Aluminium Pechiney
Maurice Keinborg
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Sub-cathodic shield with deformable zones for Hall-Heroult electrol...
Patent number
4,488,955
Issue date
Dec 18, 1984
Aluminium Pechiney
Yves Bertaud
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Cell for the electrolytic production of metals from metal halides
Patent number
4,459,195
Issue date
Jul 10, 1984
Aluminum Pechiney
Yves Bertaud
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR