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pro vyhledávání: '"Roberto Machado Zica de Castro"'
Autor:
Ludmila de Oliveira Polli, Roberto Machado Zica de Castro, Julio Cézar Balarini, Tânia Lúcia Santos Miranda, Adriane Salum
Publikováno v:
Minerals Engineering. 21:100-110
The production of electrolytic zinc from sulphide ores consists mainly of four stages: roasting, acid leaching, purification and electrolysis. The roasting step plays an important role in zinc extraction due to the transformation from sulphide to oxi