Method for separating and enriching rare earth elements in fly ash

The invention relates to the field of coal-based solid waste utilization, in particular to a method for separating and enriching rare earth elements in fly ash, which comprises the following steps: (1) uniformly mixing fly ash with lime slurry, and carrying out heat treatment to obtain a pretreated...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU YUNHU, YAO JUN, JIAO FACUN, DONG ZHONGBING, CAO YAN, WANG BAOCHUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS FERROUS OR NON-FERROUS ALLOYS INORGANIC CHEMISTRY METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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