Method for remelting iron-containing waste

The invention belongs to the technical field of converter steelmaking, and discloses an iron-containing waste remelting utilization method which comprises the following steps: obtaining iron-containing waste generated in each steelmaking process; the iron-containing waste materials are divided into...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU WENPING, LU FANGZHOU, SUN YONGXI, GAO ZHIBIN, YANG XIJIE, SHANG YOU, LIU ZHONGJIAN, YU LIANGTAO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention belongs to the technical field of converter steelmaking, and discloses an iron-containing waste remelting utilization method which comprises the following steps: obtaining iron-containing waste generated in each steelmaking process; the iron-containing waste materials are divided into a first type of iron-containing waste materials generated in the desulfurization process, a second type of iron-containing waste materials generated in the converter and refining process and a third type of iron-containing waste materials generated in the refining and continuous casting process; adding the first type of iron-containing waste into a molten iron tank along with a desulfurizing agent in the desulfurization process; adding the second type of iron-containing waste into the converter before adding the molten iron; according to the requirements of the components of the to-be-manufactured steel grade, third-class iron-containing waste materials with the same components as the to-be-manufactured steel grade