Xuzhou Coal Mining Group Barapukuria Coal Mine Division

Xuzhou Coal Mining Group Barapukuria Coal Mine Division

Coal mine methane CMM represents the methane gas released throughout whole coal-mining process, either from the mined coal seam or from other gassy formations near that coal seam Karacan et al., 2011.CMM drainage by applying in-seam horizontal boreholes prior to coal exploitation Fig. 1a plays a significant role in reducing coal and gas outburst, enhancing coal-mining productivity and ...


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