STRIPPING OF COATING TITANIUM ELECTROCES FOR RE-COATING

Stripping a coating comprising a platinum group metal oxide from a titanium support member of a coated titanium electrode ready for re-coating, by immersing the electrode in molten alkali metal hydroxide containing a small amount of alkali metal hydride, washing the treated electrode in water and th...

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Bibliographische Detailangaben
Hauptverfasser:	PUMPHREY N W J, MOSS K G
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS THEREFOR CHEMICAL SURFACE TREATMENT CHEMISTRY CLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICALMETHODS OTHER THAN ELECTROLYSIS COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL ELECTROLYTIC OR ELECTROPHORETIC PROCESSES ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTIONOF COMPOUNDS OR NON-METALS INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY
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Beschreibung
Zusammenfassung:	Stripping a coating comprising a platinum group metal oxide from a titanium support member of a coated titanium electrode ready for re-coating, by immersing the electrode in molten alkali metal hydroxide containing a small amount of alkali metal hydride, washing the treated electrode in water and then, preferably, dipping in hot dilute mineral acid.