TY  - BOOK
T1  - Sulfur reduction of Illinois coals--washability studies
DA  - 1971-74.
CY  - Urbana,
AU  - Helfinstine, Roy John.
CN  - QE105
CN  - QE105
CN  - TN816
PP  - Urbana,
PY  - 1971-74.
N1  - Cover title.
ID  - 2424
KW  - Coal washing.
KW  - Coal
TI  - Sulfur reduction of Illinois coals--washability studies
ER  -