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Application

97122016/02, 1997-12-30

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Actual filing date

1997-12-30

(45)

Published

2000-07-10

(72)

Inventor

Khitrykh S.N.Anashkin N.S.Nekrasov A.P.Kozyrev N.A.Rostov V.S.

(73)

Holder

Aktsionernoe Obshchestvo Metallurgicheskij Kombinat"

METHOD OF DEOXIDATION AND ALUMINUM-ALLOYING OF RAIL STEEL Russian patent published in 2000 - IPC

Abstract RU 2152439 C1

FIELD: ferrous metallurgy. SUBSTANCE: method includes addition of aluminum into melt after oxidative and reductive smelting periods are completed. Aluminum is added in the form of blocks with cast iron crust containing 10-12% aluminum at ratio of contained therein carbon and aluminum 1:(2.7-3.0) and consumption of blocks 0.50-0.65 kg per 1 t steel. EFFECT: improved quality of steel, increased assimilation and stabilized content of aluminum in steel. 1 tbl

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RU 2 152 439 C1

Authors

Khitrykh S.N.

Anashkin N.S.

Nekrasov A.P.

Kozyrev N.A.

Rostov V.S.

Dates

2000-07-10—Published

1997-12-30—Filed

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