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EJMP&EP -
TiO2, 86.5% ThO2 and 91.1% U3O8; while ZrO2 remained in the unattacked residue. Liquid-liquid extraction was performed to remove the radioactive elements from the leach liquor, ... 91.2% U3O8. On the other hand zircon of 96% purity was separated from the unattacked residue by successive chemical treatments. Keywords: Niobium; Tantalum; Rare earth elements; Leaching; Liquid-liquid extraction * ...
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