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2 067 998

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IPC

(21) (22)

Application

94016300/02, 1994-05-05

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Actual filing date

1994-05-05

(45)

Published

1996-10-20

(72)

Inventor

Mul'Ko G.N.Guljaev G.M.Bondar' A.A.Rogov M.V.Podporin V.G.Zajtsev V.A.Kobelev V.A.Pavlov V.V.Isteev A.I.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa

METHOD OF BLAST FURNACE WASHING Russian patent published in 1996 - IPC

Abstract RU 2067998 C1

FIELD: ferrous metallurgy, blast furnace pig-iron production. SUBSTANCE: method of blast furnace heat provides for introduction in charge of pellets, sinter cake, metal additions and fluxes. As metal additions and flux specially prepared metal-flux with alkalinity of 1.1 - 1.0 in lumps of 10 - 60 mm size is added in charge and it is loaded in furnace in mixture with nonfluxed pellets with alkalinity of 0.05 - 0.5 in ratio of 1 : 2 to 1 : 50. EFFECT: improved process.

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RU 2 067 998 C1

Authors

Mul'Ko G.N.

Guljaev G.M.

Bondar' A.A.

Rogov M.V.

Podporin V.G.

Zajtsev V.A.

Kobelev V.A.

Pavlov V.V.

Isteev A.I.

Dates

1996-10-20—Published

1994-05-05—Filed