Rare earths recovery by fractional precipitation from a sulfuric leach liquor obtained after phosphogypsum processing
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DOI: 10.1016/j.hydromet.2020.105253
Abstract: Abstract The present work describes a process to recover rare earth elements (REEs) by selective precipitation with ammonia from phosphogypsum (PG) waste, a by-product of the phosphate industry. A pretreatment step was carried out with… read more here.
Keywords: recovery; sulfuric leach; liquor; rare earths ... See more keywords