Method for reducing activity of aluminum oxide in U75V refining slag by adopting rare earth oxide

The invention discloses a method for reducing the activity of aluminum oxide in U75V refining slag through rare earth oxides, a U75V steel smelting production process comprises the steps of converter-LF external refining-VD/RH vacuum refining-bloom continuous casting, rare earth alloy is directly ad...

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Bibliographische Detailangaben

Hauptverfasser:	GUAN JIAN, MA XIAOGUANG, TANG JIANPING, ZHANG DAXIAN, QIAN JINGQIU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY METALLURGY METALLURGY OF IRON PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
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