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2 148 650

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Application

98114126/02, 1998-07-14

(24)

Start date

1998-07-14

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Actual filing date

1998-07-14

(45)

Published

2000-05-10

(72)

Inventor

Grigor'Ev V.N.(Ru)Shepetovskij Ehduard Abramovich

(73)

Holder

Aktsionernoe Obshchestvo Metallurgicheskij Kombinat"

METHOD OF CONDUCTION OF BLAST-FURNACE SMELTING Russian patent published in 2000 - IPC

Abstract RU 2148650 C1

FIELD: blast-furnace process, particularly, blowing of natural and coke gases into blast. SUBSTANCE: method includes charging into axial zone of blast furnace of portion of coke and blow of natural gas. In the course of smelting, blasted natural gas is replaced partially or fully with coke gas. Portion of coke charged into furnace axial zone is determined by relation given in the invention description. EFFECT: reduced consumption of coke, increased reliability and durability of charging device. 1 ex

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RU 2 148 650 C1

Authors

Grigor'Ev V.N.(Ru)

Shepetovskij Ehduard Abramovich

Dates

2000-05-10—Published

1998-07-14—Filed

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