Method for the direct reduction of iron in a shaft furnace using

Details Method for the direct reduction of iron in a shaft furnace using Method for the direct reduction of iron in a shaft furnace using

1980-09-15

1982-05-25

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 91, 266156, C21B 1302

Patent

active

043314708

ABSTRACT:
A method and apparatus for the direct reduction of iron in a shaft furnace using gas from the gasification of solid fossil fuel, such as coal, in which the fuel gas is desulfurized and upgraded in the shaft furnace and direct reduction of iron oxide is carried out in the same furnace. Clean export fuel can be produced by this method along with direct reduced iron. The apparatus includes means for controlling the temperature of the process gas entering the furnace.

REFERENCES:
patent: 4017305 (1977-04-01), Waslo
patent: 4046555 (1977-09-01), Lange

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