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2 007 482

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Application

4948594/02, 1991-06-17

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Actual filing date

1991-06-17

(45)

Published

1994-02-15

(72)

Inventor

Teljakov N.M.Fedorov I.A.Korjakov V.V.Mishchenko Ju.I.Kudelin V.Kh.Demidov V.D.Serebrinnikova L.V.

(73)

Holder

Sankt-Peterburgskij Gosudarstvennyj Gornyj Institut Im.G.V.Plekhanova

METHOD OF OXIDIZING ROASTING OF PYRITE-CONTAINING MATERIALS Russian patent published in 1994 - IPC

Abstract RU 2007482 C1

FIELD: metallurgy. SUBSTANCE: roasting is carried out at rates that exceed the second critical one. Blast feeding under furnace bottom is mixed preliminary with water vapors. Content of water vapors in blast is 1:0,01-0,04m3/kg/kg. EFFECT: improved method of roasting.

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RU 2 007 482 C1

Authors

Teljakov N.M.

Fedorov I.A.

Korjakov V.V.

Mishchenko Ju.I.

Kudelin V.Kh.

Demidov V.D.

Serebrinnikova L.V.

Dates

1994-02-15—Published

1991-06-17—Filed

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