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2 042 724

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Application

93021434/02, 1993-04-23

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Actual filing date

1993-04-23

(45)

Published

1995-08-27

(72)

Inventor

Kolmachikhin V.N.Miljuta V.I.Cherepanov V.M.Permin V.E.Brodjagin A.V.Starkov K.E.Medvedev V.D.

(73)

Holder

Ural'Skij Nauchno-Issledovatel'Skij I Proektnyj Institut Mednoj Promyshlennosti

METHOD FOR PROCESSING OF MATERIALS CONTAINING NONFERROUS METALS AND HYDROGEN Russian patent published in 1995 - IPC

Abstract RU 2042724 C1

FIELD: blast smelting of materials. SUBSTANCE: method involves melting materials containing nonferrous metals and hydrogen together with fluxes in blast furnace and providing oxygen blasting through two rows of tuyeres, with oxygen supplied through lower row of tuyeres being fed into slag-carbonaceous mass. Oxygen flow rate is maintained within the range of 600-1200 m3/t of hydrogen contained in material under process. EFFECT: increased efficiency in reprocessing materials. 1 tbl

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RU 2 042 724 C1

Authors

Kolmachikhin V.N.

Miljuta V.I.

Cherepanov V.M.

Permin V.E.

Brodjagin A.V.

Starkov K.E.

Medvedev V.D.

Dates

1995-08-27—Published

1993-04-23—Filed

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