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Froth-flotation practice in coal-preparation plants of Western Europe and Great Britain

Recovery of coal from washery refuse :some examples of the effect of continuous mining machines on preparation problems

Cleaning characteristics and cleaning tests of Montana coal

The role of viscosity in dense-medium coal cleaning

Laboratory cleaning trials on a Pennsylvania anthracite in a baum-type jig and a dense-medium pilot plant

Analyses of Washington Coals: Supplement to Technical Papers 491 and 618


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