Indian coals: Quality evaluation data
Indian coals: Quality evaluation data
- Bihar: Central fuel Research Institute, 1982
- xxii, 712p.
Vol.4 Ramgarh South karanpura .... daltonganj coalfield
Coal
Coalfields
552.574(540) / L9.4
Vol.4 Ramgarh South karanpura .... daltonganj coalfield
Coal
Coalfields
552.574(540) / L9.4