... in the ground and avoids environmental pollution. It also saves the cost of transporting coal to the ground under normal mining conditions [3] . permeability organic-rich rock geologist geology coalbed methane coal bed methane asia government rock type reservoir geomechanics sedimentary rock...

... directional drilling mathematics of computing drilling operation sedimentary rock upstream oil & gas fracture coalbed methane rock type reservoir geomechanics perforation diameter reservoir characterization propagation coal seam gas coal bed methane injection rate coal mining united states...

.... sedimentary rock coal mining geologist fracture characterization clastic rock asia government upstream oil & gas structural geology organic-rich rock mathematics of computing complex reservoir hydraulic fracturing rock type coal bed methane geological subdiscipline butt cleat coefficient...

... sequestration technology (CO 2 sequestration in coals with enhanced coal-bed methane recovery, CO 2 -ECBM) have attracted extensive research attention from researchers in China and abroad (Li et al., 2011; P. Liu et al., 2019; Onoja et al., 2019; Raziperchikolaee & Mishra, 2019; Vilarrasa et al., 2010...

... rock upstream oil & gas complex reservoir coal mining asia government geologist geology coalbed methane coal bed methane reservoir characterization horizontal principal stress minimum horizontal principal stress static poisson china government log analysis principal stress bottom...

...-rich rock fracture proppant hydraulic fracturing fracturing fluid coalbed methane coal bed methane pump rate physical simulation principal stress complex reservoir rock type fracturing materials simulation coal sample fracture network asia government coal seam gas china government...

... weakening the effect of nitrogen expansion-induced fracturing (Cha et al., 2018). geologist produced water discharge united states government geology coal seam gas complex reservoir coal bed methane hydraulic fracturing upstream oil & gas wellbore design rock type thermal conductivity...

... geologist mathematics of computing asia government rock type organic-rich rock upstream oil & gas fracture geology complex reservoir coalbed methane modeling & simulation hydraulic fracturing coal bed methane geological subdiscipline gas production sedimentary rock coal mining...

... characterization harpalani mathematics of computing reservoir simulation equation of state bioconversion reservoir geomechanics climate change sustainability complex reservoir rock type application coal sample matrix internal stress coal bed methane strength metals & mining in-situ condition...

... support strategies and reduce injuries and fatalities resulting from rib failures in the coal mining industry is essential. geologist geology sedimentary rock upstream oil & gas coal mining organic-rich rock united states government complex reservoir coal bed methane reservoir...

... of rock cyclic blasting failure (Li et al., 2019). shock wave coal seam gas geologist united states government coalbed methane upstream oil & gas asia government hydraulic fracturing geology complex reservoir china government geological subdiscipline fracture coal sample coal bed...

...., 2012). Organic-rich surfaces can adsorb various gas molecules (N 2 , CH 4 and CO 2 among others) increasing vastly the storage capacity in organic-rich rocks (Busch and Gensterblum, 2011). reserves evaluation coal seam gas reservoir characterization coefficient espinoza coal bed methane...

... integrity journal variation mpa skeleton coalbed methane reservoir characterization desorption borehole coefficient permeability coal bed methane wellbore stability international journal criterion equation chen ARMA 22 190 Fully coupled thermo-hydro-mechanical model for wellbore stability...

... the old ones. drilling operation upstream oil & gas wellbore design coal seam gas coalbed methane wellbore integrity evolution rock mech criterion complex reservoir hydraulic fracturing reservoir characterization shrinkage sci coal bed methane wellbore breakout reservoir...

... plasticity relatively, which results in a tendency to create the wide fractures with low fracture length (Lau et al., 2017). united states government upstream oil & gas complex reservoir sc-co 2 reservoir geomechanics specimen coalbed methane coal seam gas morphology coal bed methane...

... attracting attention, and gradually become an important strategic resource and powerful supplement, among which coal measure shale gas is one of the important types of unconventional natural gas (Zou et al, 2018). Coal measure shale reservoirs in China is rich in shale gas and coal-bed methane, which have...

... hydraulic fracturing coal seam gas artificial intelligence coal bed methane re-fracturing coalbed methane wellbore design reservoir simulation gas production high medium selection minimum horizontal principal stress structural geology volumetric strain qinshui basin reservoir characterization...

... a great challenge in China (Lou, 2013). Depressurization and desorption are the theoretical basis for the current in-suit CBM surface wells production (Liu et al., 2011). The core concept is to reduce the reservoir pressure of coal bed methane through well drainage. When the reservoir pressure is lower...

... wellbore integrity climate change coal seam gas upstream oil & gas dislodgement test kpa well decommissioning wellbore design strength initial strength reservoir characterization coalbed methane casing and cementing pellet coal bed methane plug complex reservoir bentonite...

... but were implicitly considered by assigning the equivalent material properties for the bedding planes in the model. metals & mining coal bed methane reservoir characterization hydraulic fracturing health & medicine coal seam gas persistence simulation us government complex reservoir...