Brown, P. M. Dewatering of coal-clay waste slurries from preparation plants by P. M. Brown and B. J. Scheiner - [Arandale, Md.] US Dept. of the Interior, Bureau of Mines 1983 - 8 p. 3 ill. - Report of investigations 8824 . Subjects--Topical Terms: Coal slurry--DwateringClay wastes--DewateringCoal preparation plants--waste disposal