TY  - GEN
AU  - Deurbrouck,Albert W.
ED  - United States.
TI  - Washing fine-size coal in a dense-medium cyclone
T2  - Report of investigations
PY  - 1974///]
CY  - [Washington]
PB  - U.S. Dept. of the Interior, Bureau of Mines
KW  - Coal washing
KW  - Separators (Machines)
ER  -