FLOTATION PROCESS FOR PURIFYING CALCITE

摘要

TITLE OF THE INVENTION FLOTATION PROCESS FOR PURIFYING CALCITE Alkoxylated alkyl amines and alkoxylated alkyl guanidines are excellent collectors when used in mineral froth flotation to remove quartz, micaceous minerals, chlorite, pyrite and other mineral impurities from finely ground calcium carbonate to control tint, color, and abrasiveness.