TY  - BOOK
ED  - Central Fuel Research Institute(Dhanbad, India)
TI  - Damua colliery, pench-Kanhan valley coalfied
U1  - 662.622954 
PY  - 0000///[n. d.]
CY  - Nagpur
PB  - CSL
KW  - Coal preparation
KW  - Coal preparation plants
KW  - India
ER  -