Fluidized process for direct reduction

Details Fluidized process for direct reduction Fluidized process for direct reduction

1993-04-19

1994-12-06

Andrews, Melvyn J.

Specialized metallurgical processes, compositions for use therei

Processes

Producing or treating free metal

75446, 75450, C21B 1314

Patent

active

053707273

ABSTRACT:
A fluidized bed direct process is discharged for reducing raw iron ore fines and directly producing a steel product. The disclosed process includes a process for feeding raw iron ore fines into a multi-stage reactor assembly; a process for reducing fines in fluidized beds developed by a counter-current flow of reducing gas, where the reducing gas is developed in a reformer assembly; and, a process for recycling offgas exiting said reactor assembly.

REFERENCES:
patent: 5082251 (1992-01-01), Whipp
patent: 5185032 (1993-02-01), Whipp

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