Blast furnace process employing exchange fuel gas

Details Blast furnace process employing exchange fuel gas Blast furnace process employing exchange fuel gas

1980-04-18

1982-02-23

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

C21B 500

Patent

active

043167411

ABSTRACT:
A blast furnace process and plant are provided employing a gas mixture comprising coke oven gas and gasified fine grained to dusty fuels. The mixture is produced in a mixing chamber wherein the raw gas from the gasifier is chilled with purified cool coke oven gas. The gas mixture is separated from dust and desulfurized in a cyclone charged with burn lime dust. Then the gas mixture is fed to the blast furnace proper and enters at temperatures from about 750.degree. C. to 1000.degree. C.

REFERENCES:
patent: 3909446 (1975-09-01), Miyashita et al.

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