Singh, Awanindra Pratap2020-08-282020-08-282020-06http://hdl.handle.net/123456789/1744enCoalbed methaneRaniganj coalfieldCBM wellsWater Quality Index (WQI)CBM produced waterPh.DESEPH1553Appraisal of coalbed methane produced water and its impact on aquifer in Raniganj coalfield West BengalThesis