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Stripping rare earth elements and iron from D2EHPA during zinc solvent extraction
(Stellenbosch : Stellenbosch University, 2011-12)
ENGLISH ABSTRACT: At Skorpion Zinc mine, in south-west Namibia, zinc oxide ore is refined through sulphuric acid leaching, solvent extraction, electrowinning and casting of the final 99.995 % Zn metal. Over the last four ...