C - Chemistry – Metallurgy – 25 – C
Patent
C - Chemistry, Metallurgy
25
C
204/73
C25C 1/18 (2006.01)
Patent
CA 1126684
ABSTRACT OF THE DISCLOSURE A process for the electrorefining of lead from lead bullion using an aqueous electrolyte containing lead fluosilicate and hydrofluosilicic acid contained in an electrolytic cell, which comprises interposing in the cell between an anode and a cathode one or more electrically unconnected lead bullion bipolar electrodes, allowing electrolysis to proceed to deposit re- fined lead and recovering said refined lead.
300642
Cominco Ltd.
Smart & Biggar
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