Long life anode for electrowinning

C - Chemistry – Metallurgy – 25 – C

Patent

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204/185, 204/69

C25C 7/02 (2006.01)

Patent

CA 1332159

A LONG LIFE LEAD ANODE FOR ELECTROWINNING ABSTRACT An anode for electrowinning in an aqueous sulfuric acid-containing electrolytic cell. A plate member has a lead or lead alloy outer surface. The outer surface is rough and contains elevations and depressions. Lead sulfate oxidized from the rough outer surface of the lead plate member to adhere to the elevations and depressions of the rough outer surface for reducing flaking of lead sulfate. A support means suspends the lead plate member in the electrolyte.

591605

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