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Langbein Pfanhauser Werke AG
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Langbein Pfanhauser Werke AG
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Publication of FR871639ApublicationCriticalpatent/FR871639A/fr
C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
C25D11/02—Anodisation
C25D11/04—Anodisation of aluminium or alloys based thereon
C25D11/18—After-treatment, e.g. pore-sealing
C25D11/24—Chemical after-treatment
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FR871639D1941-04-191941-04-19Procédé pour la production de colorations opaques sur des parties en aluminium ou en alliages d'aluminium
ExpiredFR871639A
(fr)
Procédé pour la formation de couches protectrioes sur l'aluminium ou les alliages d'aluminium, en particulier alliages d'aluminium et de cuivre