METHOD OF PRODUCTION AND APPARATUS FOR PRODUCTION OF REDUCED IRON

To solve this problem, the present invention is characterized by heating and reducing carbon-containing shaped materials in a single closed space in which an internal heat type rotary kiln and an external heat type rotary kiln are arranged in series and including at least the insides of the two rota...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Uekawa Seita, Nabekura Kazunori
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE FERROUS OR NON-FERROUS ALLOYS FURNACES FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS HEATING KILNS LIGHTING MANUFACTURE OF IRON OR STEEL MECHANICAL ENGINEERING METALLURGY METALLURGY OF IRON OPEN SINTERING OR LIKE APPARATUS OVENS PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS RETORTS TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE TREATMENT OF ALLOYS OR NON-FERROUS METALS WEAPONS
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Beschreibung
Zusammenfassung:	To solve this problem, the present invention is characterized by heating and reducing carbon-containing shaped materials in a single closed space in which an internal heat type rotary kiln and an external heat type rotary kiln are arranged in series and including at least the insides of the two rotary kilns during which making the reduced exhaust gas which is generated at the external heat type rotary kiln burn inside of the internal heat type rotary kiln.