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2 033 448

(13)

C1

(51)

IPC

(21) (22)

Application

4875543/02, 1990-10-22

(22)

Actual filing date

1990-10-22

(45)

Published

1995-04-20

(72)

Inventor

Amirova S.A.Danilov N.F.Kudrjashov V.P.Koz'Minykh E.A.Sidel'Nikova Eh.G.

(73)

Holder

Permskij Gosudarstvennyj Tekhnicheskij Universitet

METHOD OF PROCESSING OF VANADIUM-CONTAINING CONVERTER SLAG Russian patent published in 1995 - IPC

Abstract RU 2033448 C1

FIELD: chemical technology. SUBSTANCE: processing of vanadium-containing converter slag is carried out by oxidative-sodium calcination of slag with sodium nitrate and aqueous leaching of calcine. Charge calcination is carried out at air blowing in the presence of sodium nitrate and nitrite mixture. EFFECT: improved method of processing. 2 tbl

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RU 2 033 448 C1

Authors

Amirova S.A.

Danilov N.F.

Kudrjashov V.P.

Koz'Minykh E.A.

Sidel'Nikova Eh.G.

Dates

1995-04-20—Published

1990-10-22—Filed

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