TREATMENT OF DUST GENERATED IN AN IRONWORKS

PURPOSE:To reutilize dust contg. iron and caustic lime powder generated in an ironworks as materials for producing iron by treating them rationally depending on wet condition and chemical property of the dust at the collected stage. CONSTITUTION:Collected dust contg. iron and lime is classified to w...

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Bibliographische Detailangaben
Hauptverfasser:	UCHIDA HIROYOSHI, AYABE NOBUROU, HACHISUGA KUNIO, SUGA YOSHIMASA, YAMAGUCHI MASAKAZU, WAKABAYASHI TOORU
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS FERROUS OR NON-FERROUS ALLOYS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS 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
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Beschreibung
Zusammenfassung:	PURPOSE:To reutilize dust contg. iron and caustic lime powder generated in an ironworks as materials for producing iron by treating them rationally depending on wet condition and chemical property of the dust at the collected stage. CONSTITUTION:Collected dust contg. iron and lime is classified to wet collected dust consisting primarily of fine powder and ore and lime powder consisting of coarse particle. The ore and lime powder are crushed in dry atmosphere with blown air to produce crushed product contg. >=65% particles having