... coal seam gas proppant drilling operation fluid loss control production enhancement oil shale produced water discharge unconventional resource economics bakken ba geri friction reducer freshwater surfactant society of petroleum engineers bakken formation drilling fluid property coalbed...

... reservoir geomechanics Reservoir Characterization coal seam gas coalbed methane Nexen water rate deisman gas desorption shrinkage international journal Chalaturnyk Modeling & Simulation Upstream Oil & Gas permeability rebound permeability multiplier fracture saturation effective...

... gas recovery coal seam gas Formation Permeability CBM reservoir matrix thermal conductivity permeability heat capacity fracture efficiency Introduction The characteristics of CBM reservoirs differ from conventional gas reservoirs in several areas ( Table 1 ). Unlike conventional gas...

... configuration complex reservoir Thickness porosity Matrix perm permeability constant fracture perm Upstream Oil & Gas adsorbed layer thickness connectivity configuration interaction coal seam gas matrix shrinkage Fracture perm variable fracture perm pore size2nm Introduction Organic...

... Abstract The production of natural gas from coal seam gas reservoirs has had a long and established history in the energy industry. Due to the relatively low permeability seen in many of these reservoirs, hydraulic fracturing is sometimes required to achieve economic production rates...

... single-stage fracturing and benefits of creating an inner zone of enhanced permeability in short-term and long term are investigated. A numerical dual-porosity reservoir model is used to generate the CBM gas production forecasts. coal bed methane coal seam gas csug spe 148952 average reservoir...

... leading to smaller irreducible water saturation. coalbed methane fluid dynamics irreducible water saturation coal seam gas carbon dioxide coal bed methane complex reservoir gs coal sample harpalani water saturation experiment coal sample porosity permeability flow in porous media...

... seam gas biogenic methane production methanogenesis coal bed methane upstream oil & gas csug spe 149200 microbe bacteria methane production substrate coalbed methane microorganism ch 4 nutrient incubation period enrichment culture coal culture Introduction Our understanding...

... four years with parallels to the period of rising energy prices that occurred between 1971 and 2001. canada government coal seam gas energy policy and regulation complex reservoir coal bed methane upstream oil & gas attitude energy economics coalbed methane government ownership...

... and Gastem Inc. These juniors have partnered with western Canadian or American players which have confirmed their participation and are motivated to further exploration and development of shale gas discoveries and unconventional oil plays. natural gas lease oil shale coal seam gas legislation...

... 137135 information ogip permeability complex reservoir variability well performance production control recovery completion coal bed methane net pay productivity quicksilver cbm sand well coal seam gas upstream oil & gas geological factor development pod gas content coalbed methane...

... seam gas Introduction The San Juan Basin of northwestern New Mexico and southwestern Colorado is one of the oldest and largest gas productive areas in North America. The Fruitland Coal reservoir of the San Juan Basin is an Upper Cretaceous, coastal swamp deposit originally formed along the west...

..., geological and geophysical mapping and production data. The information was compiled and analyzed in order to determine the major controls on gas production rates. coal seam thickness variation permeability thickness production rate complex reservoir coal seam gas gas production rate csug spe...

... production rate esp lifting cost operation coalbed methane coal seam gas horizontal well complex reservoir water rate wellbore Introduction Nexen began full field commercial development of the Doris Mannville Coal Bed Methane (CBM) field in the fall of 2006, located directly north...

... on the two assumptions. Application of the simulation results may provide a justification for exploration into deeper CBM reservoirs. cbm production upstream oil & gas cleat system colorado school pore pressure effective stress csug spe 138160 coal seam gas equation coalbed methane...

... government energy economics society of petroleum engineers regulatory framework requirement regulation unconventional resource economics gas development upstream oil & gas resource development coal seam gas transparency jurisdiction complex reservoir shale gas csug spe 139019 public...