froth flotation

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froth flotation

[¦frȯth flō′tā·shən]
(engineering)
A process for recovery of particles of ore or other material, in which the particles adhere to bubbles and can be removed as part of the froth.
References in periodicals archive ?
Mining, crushing, grinding, vat acid leaching and sale of a concentrate may bypass high pressure grinding rolls, froth floatation and hydromet refining to cut "target cap ex.
Froth floatation of coal has been extensively studied and found to be feasible in enhancing the quality of coal by removal of unwanted minerals such as pyrite which is easily separated.
This is an example of a typical froth floatation unit used in the mining industry.
The maximum enhancement was approximately around 3% achieved in two stages froth floatation as shown in Table 3.
9% separation of phosphate was achieved after two stages of froth floatation.