Froth flotation - WikipediaFroth flotation is a process for selectively separating hydrophobic materials from hydrophilic. .. 2.5 percent copper. By 1991, the average grade of copper ore mined in the US had fallen to only 0.6 percent. . The minerals that do not float into the froth are referred to as the flotation tailings or flotation tails. These tailings may.cooper ore floating machine,Copper Sulfide Flotation - Mineral Processing / MetallurgyApr 13, 2016 . 2.1 Copper Ore Grinding Circuit; 2.2 Copper Sulfide Flotation Circuit . Weirs for the control of pulp level through the machine are provided at the fourth, .. agitation and aeration to float the last trace of recoverable mineral or.
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