TY - BOOK AU - Smith,C.W. AU - Llewellyn,T.O. AU - Sullivan,G.V. TI - Flotation of silicon carbide from waste sludges T2 - Report of investigations ; 9099 AV - TN23TN523 .U43 U1 - 622 s666/.72�19 PY - 1987/// CY - [Pittsburgh PA] PB - U.S. Dept. of the Interior, Bureau of Mines KW - Flotation KW - Silicon carbide KW - Granite KW - Quarries and quarrying ER -