Solvent extraction process for recovering nickel and cobalt...

Details Solvent extraction process for recovering nickel and cobalt... Solvent extraction process for recovering nickel and cobalt...

C - Chemistry, Metallurgy

22

B

C22B 3/26 (2006.01) C22B 3/32 (2006.01) C22B 3/38 (2006.01) C22B 23/00 (2006.01)

Patent

CA 2421970

A method of separating nickel, cobalt or both from other cations contained in a leach solution, the method including the steps of subjecting the leach solution to separate solvent extraction steps using an organophosphoric acid, a carboxylic acid and an organophosphinic acid.

L'invention concerne un procédé destiné à séparer le nickel, le cobalt ou les deux d'autres cations contenus dans une solution de lixiviation. Ce procédé comprend les opérations de soumission de la solution de lixiviation à la séparation des opérations d'extraction de solvant au moyen d'un acide organophosphoré, d'un acide carboxylique et d'un acide organophosphinique.

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