PROCESSO APERFEICOADO DE FLUTUACAO DE MINERIOS NAO SULFURETADOS COM UTILIZACAO DE MISTURAS DE AGENTES TENSIOACTIVOS COMO AGENTES AUXILIARES

摘要

A process for separating non-sulfidic minerals from an ore by flotation in which the ore is contacted with a mixture of (a) at least one adduct of ethylene oxide and propylene oxide with a C8-C22 fatty alcohol and (b) at least one anionic, cationic or ampholytic surfactant.