Arsenic removal from electrolytes with application of periodic r

Details Arsenic removal from electrolytes with application of periodic r Arsenic removal from electrolytes with application of periodic r

1976-08-02

1978-04-11

Andrews, R. L.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

204108, 204DIG9, C25C 112

Patent

active

040837610

ABSTRACT:
A method is provided for removing arsenic from arsenic and copper containing electrolytes by electrolysis while minimizing the formation of arsine gas, through the application of a periodic reverse current during such electrolysis. The method is particularly suitable for the purification of copper refinery electrolyte.

REFERENCES:
patent: 1534709 (1925-04-01), Holt
patent: 2606147 (1952-08-01), Chester
patent: 3824162 (1974-07-01), Sakai et al.
patent: 3864227 (1975-02-01), Brytczuk et al.
Kirk-Othmer Encyclopedia of Chem. Technology, 2nd Ed. 1963, pp. 163, 719.

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