Solvent extraction process

Details Solvent extraction process Solvent extraction process

C - Chemistry, Metallurgy

22

B

53/291

C22B 3/00 (2006.01) C01G 3/00 (2006.01) C22B 3/30 (2006.01) C22B 15/00 (2006.01)

Patent

CA 1336800

An improvement is disclosed in the solvent extraction process for recovering metal values, i.e. copper, from aqueous solutions, particularly aqueous solutions, containing copper and iron which may also include chloride, and more particularly to an improvement which provides for increased copper to iron ratios in the loaded organic extractant phase. The improvement comprises washing the loaded organic extractant phase prior to stripping of the copper values therefrom with an aqueous acidic scrub solution containing at least a portion of electrolyte.

597994

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