C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
53/308
C22B 3/38 (2006.01) C01G 51/00 (2006.01)
Patent
CA 1119819
PROCESS FOR SEPARATION AND RECOVERY OF COBALT BY STRIPPING ABSTRACT OF THE DISCLOSURE Disclosed in the present invention is a process for selectively separating and recovering cobalt by liquid- liquid extraction from an aqueous solution containing cobalt such as those obtained by leaching a cobalt-containing ore with an acid by utilizing an organic solvent containing an alkyl ester of alkylphosphonic acid as the extractant.
331778
Itoh Eiji
Motoba Kazuhiko
Borden Ladner Gervais Llp
Nippon Mining & Metals Co. Ltd.
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