Method for green recovery of rare earth in waste FCC catalyst based on high-concentration aluminum salt system

The invention relates to a method for green recovery of rare earth in a waste FCC (fluid catalytic cracking) catalyst based on a high-concentration aluminum salt system, which is characterized by comprising the following steps: firstly, carrying out two-step reduction leaching on the waste FCC catal...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WU YUFENG, MU PANPAN, ZHANG QIJUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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