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2 078 031

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IPC

(21) (22)

Application

93006350/25, 1993-02-03

(22)

Actual filing date

1993-02-03

(45)

Published

1997-04-27

(72)

Inventor

Kovalev O.S.Pekhotin G.A.Afanas'Ev N.D.Osipova V.M.

(73)

Holder

Volzhskij Gosudarstvennyj Nauchno-Issledovatel'Skij Institut Po Razrabotke Malootkhodnoj Tekhnologii I Promyshlennoj Ehkologii

METHOD OF CHARGE PREPARING FOR PHOSPHORUS PRODUCTION Russian patent published in 1997 - IPC

Abstract RU 2078031 C1

FIELD: chemical technology, inorganic chemistry. SUBSTANCE: charge is composed of the ground phosphorus slag and coke (for phosphorus reduction) and phosphoric acid at the following ratio of components, wt.-%: phosphorus slag, 28-47; coke for phosphorus reduction, 8-12; phosphoric acid (90-96%), 45-60. EFFECT: decreased slime formation during charge processing to phosphorus in furnace. 4 cl

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RU 2 078 031 C1

Authors

Kovalev O.S.

Pekhotin G.A.

Afanas'Ev N.D.

Osipova V.M.

Dates

1997-04-27—Published

1993-02-03—Filed