Study of Making RE Chloride in F_C_Ce_La Concentrates
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Graphical Abstract
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Abstract
The process flow of making RE chlorides in F_C_Ce_La concentrates is studied and the technological conditions of decomposing F_C_Ce_La concentrates in soda ash sintering process is determined in this paper. This process flow can remove alkaline_earth metals and Th effectively. The result of the experiment are: REO> 170g/L, Fe≈5mg/L, ThO2 < 1mg/L, Ca < 50mg/L, the rate of recovery of REO>85%.
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