Chemistry: electrical and wave energy – Processes and products
Patent
1976-02-02
1977-09-13
Andrews, R. L.
Chemistry: electrical and wave energy
Processes and products
C25D 1100, C25D 906
Patent
active
040480259
ABSTRACT:
A process for oxidation of silver and silver-plated articles having a violet or dark red decorative corrosion resistant coating by using an alternating current and as the electrolyte, a cupric chloride solution of concentration of 5 to 15 g/l.
REFERENCES:
"The deposition potential of Co. Ni & Cu from chloride solutions, " The Electrochem Soc., Oct. 6, 1941, pp. 102-105.
Danova Verginia Ilieva
Nenov Dimiter Panayotov
Andrews R. L.
Berry E. Janet
Rosen Lawrence
VMEI "LENIN" -- NIS Research Institution
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