Recovery of copper from waste nitrate liquors by electrolysis

Details Recovery of copper from waste nitrate liquors by electrolysis Recovery of copper from waste nitrate liquors by electrolysis

1976-05-19

1977-07-05

Andrews, R. L.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

204106, C25B 122, C25C 112

Patent

active

040338380

ABSTRACT:
An electrolytic process for the recovery of copper and regeneration of nitric acid from a waste liquor containing the same comprising adjusting the nitrate and hydronium ion concentrations in the liquor to between about 2 to 12 moles per liter and between about 0.5 to 6 moles per liter, respectively, and subjecting the liquor to electrolysis at a temperature of between about 0.degree. to 55.degree. C. using anodes resistant to oxidation.

REFERENCES:
patent: 2128548 (1938-08-01), White
patent: 2200139 (1940-05-01), White

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