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Drainage characteristics of Alabama coal

Some small coal jigs for mechanical cleaning of coal at truck mines and other low-tonnage operations

Washability studies of the Clark and Gholson coal beds at Boothton, Ala.

A combination cleaning and dewatering process for treating fine sizes of coal :preliminary report

Washability study of coal from a strip pit bed on the Cumberland Plateau, near Chalybeate Van Buren County, Tenn.


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