... Abstract This paper mainly focuses on how to improve exploitation rate of coal bed methane (CBM) was presented in the paper. To enhance efficiency of exploitation of coal bed methane, the carbon dioxide or nitrogen gases were injected in the coal bed in the experiments. The injection...

... seam gas fractured zone shallow-buried coal seam roof movement metals & mining complex reservoir surface subsidence face mining mining coal bed methane numerical analysis software Thickness mining process numerical simulation numerical calculation mining area Rock Characterisation...

... structure coalbed methane stress feature Strata Behavior shallow-buried coal seam mining Structure Feature metals & mining complex reservoir bearing structure coal seam coal seam mining seam mining University coal bed methane Upstream Oil & Gas hydraulic support strata stress...

.... wax remediation coal bed methane hydrate inhibition paraffin remediation Hydrate Remediation Production Chemistry scale remediation oilfield chemistry asphaltene remediation asphaltene inhibition Simulation complex reservoir reserves evaluation rotational metals & mining wax...

.... machine learning coal bed methane Upstream Oil & Gas Reservoir Characterization coalbed methane Chinese Journal reservoir geomechanics coal seam gas coal side loosen zone roadway coal mass rock side rock mass Rock mechanics characteristic electromagnetic wave fracture Artificial...

... practices and it brings huge risk to safety production. coal seam gas trajectory shallow-buried coal seam mining coal bed methane Upstream Oil & Gas movement characteristic fracture surface similar material simulation research coalbed methane displacement coal seam mined slope...

... of multi-field stress control for rock burst prevention was advanced, including the regional stress coordination to local stress control, the high hydraulic fracturing and coal stress discharging blasting in deep hole were tested in field, both of the technology are effect. coal bed methane...

... angle is from 64° to 69°, and its f-factor is 3. coalbed methane explosion strike direction metals & mining complex reservoir top coal coal bed methane Upstream Oil & Gas coal seam coal mass pillar coal seam gas injection seam shot hole mined-out area segment pre...