Direct precipitation of niobium and tantalum from alkaline solutions using calcium-bearing reagents

Autor: Deblonde, Gauthier J.-P., Chagnes, Alexandre, Weigel, Valérie, Cote, Gérard
Zdroj: In Hydrometallurgy October 2016 165 Part 2:345-350
Databáze: ScienceDirect