METHOD OF OBTAINING VANADIUM PENTOXIDE Russian patent published in 1995 - IPC

Abstract RU 2044785 C1

FIELD: metallurgy. SUBSTANCE: method of obtaining vanadium pentoxide with increased content of a main component comprises steps of high temperature hydrolysis of vanadium containing solutions, separating liquid and solid phases, treating a deposit by solutions of sulfurous acid with (1-15)% concentration, subsequent washing out the deposit from ions of sulfur and melting it. EFFECT: enhanced efficiency of such method at extracting vanadium from slag and other vanadium containing materials. 1 cl, 1 tbl

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RU 2 044 785 C1

Authors

Tarabrin G.K.

Birjukova V.A.

Chernjavskij G.S.

Dates

1995-09-27Published

1993-06-10Filed