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Method of recovering rare earths from a solid mixture containing a halophosphate and a rare earth compound and solid mixture suitable for this method
Method of recovering rare earths from a solid mixture containing a halophosphate and a rare earth compound and solid mixture suitable for this method
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机译:从包含卤代磷酸盐和稀土化合物的固体混合物中回收稀土的方法以及适用于该方法的固体混合物
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#$%^&*AU2015202640B220160428.pdf#####ABSTRACT The method of the invention comprises acid treatment, in a liquid medium, of a solid containing a halophosphate and a rare earth compound; addition of a base to the medium obtained previously and separation of a solid phase from a liquid phase; mixing and calcination of the solid obtained previously with an alkaline solid compound; redispersing the calcined product in water, separation of the solid product from the suspension obtained in the preceding step; dispersing this solid in water and acidification of the dispersion and separation of the solid from this dispersion.
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