Method for in-bath smelting reduction of metals

Details Method for in-bath smelting reduction of metals Method for in-bath smelting reduction of metals

1990-08-17

1992-08-04

Andrews, Melvyn J.

Specialized metallurgical processes, compositions for use therei

Processes

Producing or treating free metal

75531, 75532, C21B 1300

Patent

active

051355728

ABSTRACT:
A method of in-bath smelting reduction comprises the step of selectively supplying powder materials into a gas upflow region or a gas downflow region within a furnace during the time that oxygen-containing gas is concurrently being blown into the furnace from a top lance. Also disclosed is an in-bath smelting reduction furnace for carrying out the method.

REFERENCES:
patent: 4411697 (1983-10-01), Spenceley et al.
patent: 4936908 (1990-06-01), Takahashi et al.

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