.... neural network artificial intelligence complex reservoir machine learning drilling operation deep learning correlation rop in-seam drilling drill bit engineering formation type gamma ray noncoal gamma ray log machine learning model xgboost coal noncoal classification regression task...

... process parameter morphology artificial intelligence upstream oil & gas pore structure co 2 shale gas complex reservoir adsorption micropore adsorption capacity clay mineral padmanabhan shale sample engineering isotherm natural gas science uptake URTEC-208386-MS The Effective...

... which satisfies the unconventional reservoir seepage demand. Its core connotation is to use artificial fractures covering the reservoir and realizing extraction of resource in the rock matrix fully. Considering the multi-source characterization parameters of geological and engineering dessert...

... liquid film thickness critical gas velocity liquid droplet production monitoring gas well deliquification droplet coefficient drag coefficient liquid loading prediction accuracy engineering prediction ranking approach onset URTEC-208376-MS A Model Ranking Approach for Liquid Loading Onset...

... and cementing cement deficiency maximum stress cement quality void engineering eccentricity dahi-taleghani stress distribution stress magnitude cement dogleg principal stress stress level annulus geometry URTEC-208374-MS On Causes of Partial Cement Deficiency at Doglegs and its Impact on Casing...

... reservoir scaling method drillstem testing drillstem/well testing fluid dynamics engineering splitting function permeability evolution permeability model compressibility cumulative gas production flow in porous media reservoir simulation matrix shrinkage transition liu evolution matrix...

... upstream oil & gas coal bed methane coal seam gas engineering compressibility gpi application csg reservoir concentration effective stress proppant reservoir coalbed methane matrix shrinkage natural fracture proppant injection injection permeability gpi treatment hydraulic fracture...

... method tight oil reservoir China daily oil production candidate well Completion Efficiency initial completion efficiency parameter Engineering reservoir quality initial completion efficiency candidate selection References References Gong , Y. ., 2015 . Micro-occurrence...

...-off into vertical cleat substantially, but has no effect on horizontal cleat. Suspensions of higher concentration result in higher leak-off for cleats with different apertures. flow in porous media data mining hydraulic fracturing Engineering Upstream Oil & Gas concentration cleat...

... in the phenomenon of well interference in shale reservoirs. complex reservoir Upstream Oil & Gas natural fracture preset natural fracture Modeling & Simulation Engineering combination mode hydraulic fracturing fracture propagation fracture surface fracture curve rock block complexity Rock...

... demonstrate its capability to simulate different types of fractured medium. fracture body fracture face fracture network Upstream Oil & Gas fractured medium source function hydraulic fracturing flow pattern SPE Journal boundary warren matrix conductivity complex reservoir Engineering...

... and after fracturing fluid recovery. We also find Graptolite fossils in the key that make bedding fractures unique in Fuling. Upstream Oil & Gas pore complex reservoir Engineering imbibition productivity shale gas bedding direction organic matter Petroleum Science fracture society...