froth flotation

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froth flotation

n
(Metallurgy) another name for flotation3
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The froth floatation of coal has been extensively studied and found to be feasible to enhance the quality of coal by reducing deleterious pyrite and removing unwanted ash-forming minerals [3].
An investigation into beneficiation of Jordanian El-Lajjun oil shale by froth floatation // Oil Shale.
Froth floatation is a process used to selectively separate hydrophobic minerals suspended in a solution by attaching them to gas bubbles and transferring into the froth layers.