METHOD OF EXTRACTION OF COBALT FROM AQUEOUS SOLUTIONS Russian patent published in 2004 - IPC

Abstract RU 2221882 C1

FIELD: non-ferrous and ferrous metallurgy; treatment of industrial and domestic runoff. SUBSTANCE: proposed method includes bringing in contact solution and extractant, stirring this mixture, settling and separation of phases. Used as extractant is mixture of oleic acid and triethanol amine . Extraction is performed at pH=5-10 for no more than 5-10 min. EFFECT: increased extraction of cobalt in wide rang of pH; intensification of process. 1 tbl, 3 ex

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RU 2 221 882 C1

Authors

Voropanova L.A.

Dudarnikova V.D.

Dates

2004-01-20—Published

2002-04-30—Filed