Froth flotation

Details Froth flotation Froth flotation

1982-12-07

1984-10-09

Nozick, Bernard

Classifying, separating, and assorting solids

Fluid suspension

Liquid

252 61, B03D 114

Patent

active

044760132

ABSTRACT:
In the froth flotation of coal, especially coking coal, improved results are observed when using as a collector an oil distillate cut within the range 80.degree. to 250.degree. C., containing less than 20% by weight of naphthenes, less than 20% by weight of aromatic content and more than 60% by weight of n-alkanes and branched-alkanes. Preferably, the collector is used with a polyglycol ether "frother".

REFERENCES:
patent: 4416769 (1983-11-01), McCaffrey et al.

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