Method of making sponge iron

Details Method of making sponge iron Method of making sponge iron

C - Chemistry, Metallurgy

21

B

53/24

C21B 13/00 (2006.01) C21B 13/04 (2006.01)

Patent

CA 1152749

ABSTRACT OF THE DISCLOSURE A method for the gaseous reduction of iron ore to sponge iron in a vertical moving bed reactor having a reduction zone in the upper portion thereof and a cooling zone in the lower portion thereof which comprises using a coolant gas containing up to about 30% by volume of hydrocarbon, e.g., coke oven gas, and passing a mixture of the hydrocarbon-containing gas and steam through the cooling zone to cause the sponge iron therein to catalyze the conversion of the hydrocarbon/steam mixture to carbon monoxide and hydrogen.

359554

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