Treating cyanide-containing effluents

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...

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Details

210713, 210724, 210737, 210904, 210912, 423366, C02F 152, C02F 170

Patent

active

045487189

ABSTRACT:
Effluents from cyanidation operations are treated by contacting the effluent with powdered sulphur and iron to reduce the base metal content and cyanide ion content of the effluents.

REFERENCES:
patent: 2194438 (1940-03-01), Wernlund et al.
patent: 3235489 (1966-02-01), Bell et al.
patent: 3931007 (1976-01-01), Sugano et al.
patent: 4250030 (1981-02-01), Kuit et al.

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