PROCESS FOR REDUCING OXIDE-CONTAINING MATERIAL AND PLANT FOR CARRYING OUT THE PROCESS

IN A PROCESS FOR REDUCING PARTICULATE OXIDE-CONTAINING MATERIAL IN THE WHIRL BED METHOD, THE OXIDE-CONTAINING MATERIAL, BY MEANS OF REDUCING GAS FLOWING FROM BOTTOM TO TOP, IS MAINTAINED N A WHIRL LAYER, THUS BEING REDUCED.IN ORDER TO AVOID, OR CONSIDERABLY REDUCE, OPERATIONAL INTERRUPTIONS OF THE R...

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Bibliographic Details
Main Authors LEOPOLD WERNER KEPPL, KARL-HEINZ ZIMMERBAUER, ROY HUBERT WHIPP JR, SIEGFRIED ZELLER
Format Patent
LanguageEnglish
Published 30.08.2002
Subjects
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
MANUFACTURE OF IRON OR STEEL
METALLURGY
METALLURGY OF IRON
PRETREATMENT OF RAW MATERIALS
PRODUCTION AND REFINING OF METALS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Summary:IN A PROCESS FOR REDUCING PARTICULATE OXIDE-CONTAINING MATERIAL IN THE WHIRL BED METHOD, THE OXIDE-CONTAINING MATERIAL, BY MEANS OF REDUCING GAS FLOWING FROM BOTTOM TO TOP, IS MAINTAINED N A WHIRL LAYER, THUS BEING REDUCED.IN ORDER TO AVOID, OR CONSIDERABLY REDUCE, OPERATIONAL INTERRUPTIONS OF THE REDUCTION PROCESS CAUSED BY STICKING OR FOULING, THE CLEAR TUBE SPEED OF THE REDUCING GAS, EXCLUSIVELY ABOVE THE WHIRL LAYER (24), IS LOWERED OVER THE TOTAL FREE CROSS SECTION (31, 32, 33) OF A SPACE PRESENT ABOVE THE WHIRL LAYER (24) CONTINUOUSLY AND UNDER AVOIDANCE OF WHIRL FORMATIONS.(FIG. 2)
Bibliography:Application Number: MY1919PI952776