METHOD OF EXTRACTION OF DIFFICULTLY EXTRACTED METALS FROM ANIONITES PRELIMINARY SATURATED BY THEM Russian patent published in 1995 - IPC

Abstract RU 2042720 C1

FIELD: hydrometallurgy. SUBSTANCE: reextraction of elements from anionite is carried out with a mixture of hydrochloric acid and ferrous chloride. Concentration of hydrochloric acid is 6-12 N, and iron content is 0.5 mole/mole anionite, not less. EFFECT: improved method of extraction. 3 tbl

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RU 2 042 720 C1

Authors

Balanovskij N.V.

Zhukova N.G.

Zelenchev A.V.

Tatarnikov A.V.

Dates

1995-08-27Published

1993-03-29Filed