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Recovering rare earth elements from phosphogypsum using a resin-in-leach process: Selection of resin, leaching agent, and eluent
Phosphogypsum (PG) is an attractive secondary raw material for rare earth elements (REEs) because it is abundant and contains significant amounts of REEs. Herein, the resin-in-leach (RIL) process for REE recovery from PG ...
Ion exchange purification of a silver nitrate electrolyte
A novel ion exchange process was studied to remove high concentration of Cu impurity from AgNO3 electrolyte was studied. A suitable ion exchange resin was screened using laboratory scale experiments with a synthetic nitrate ...