Fluidized process for direct reduction

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-curr...

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Bibliographic Details
Main Author WHIPP; ROY H
Format Patent
LanguageEnglish
Published 06.12.1994
Edition5
Subjects
CHEMISTRY
MANUFACTURE OF IRON OR STEEL
METALLURGY
METALLURGY OF IRON
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Summary: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.
Bibliography:Application Number: US19930047943