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2 082 795

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C1

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Application

95111107/02, 1995-06-28

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Actual filing date

1995-06-28

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Published

1997-06-27

(72)

Inventor

Tarabrin G.K.Rabinovich E.M.Birjukova V.A.Merzljakov N.E.Frolov A.T.Tarabrina V.P.Tartakovskij I.M.Kuz'Michev S.E.Volkov V.S.Umanskij V.A.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa

PROCESS FOR RECOVERY OF VANADIUM Russian patent published in 1997 - IPC

Abstract RU 2082795 C1

FIELD: chemical industry. SUBSTANCE: process for recovery of vanadium-containing slags and lime, comprising batching vanadium-containing slag and lime, grinding, oxidative roasting, weak acid leaching of cinder at pH of 2.8-43.0, acid recovery of vanadium and hydrolytic precipitation of vanadium from solutions. Batching is carried out with total CaO/Y2O5 ratio maintained at 0.46-1.0 in the blend. EFFECT: greater efficiency of the recovery process. 3 tbl

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RU 2 082 795 C1

Authors

Tarabrin G.K.

Rabinovich E.M.

Birjukova V.A.

Merzljakov N.E.

Frolov A.T.

Tarabrina V.P.

Tartakovskij I.M.

Kuz'Michev S.E.

Volkov V.S.

Umanskij V.A.

Dates

1997-06-27—Published

1995-06-28—Filed

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