... fracture conductivity qingshankou formation rock type flow in porous media reservoir characterization permeability specimen oil production shale gas fracturing materials silicate indentation depth experiment shale surface shale sample variation reduction The porosity and permeability...

... Abstract Shallow shale gas reservoirs in mountainous terrains are influenced by "low formation pressure, significant variations in burial depth, steep formation dips, and the presence of fractures and microstructures", posing challenges in aligning well types and development strategies...

... and assessment of flow conductivity within infilled-shear fractures play a pivotal role in guiding the development of shale gas resources. This paper presents an investigation using shale reservoir rock samples from the Longmaxi Formation. We employed a novel infilled-shear seepage coupling experimental system...

... and reviewed natural and hydraulic fracture interaction in terms of field observations, experimental observations, and numerical simulation. The following major conclusions answer what dictates the SRV of deep shale gas reservoirs. Based on field microseismic event distribution, the existence of large...

... and reference for the effective utilization of unconventional resources. geologist complex reservoir geology hydraulic fracturing sedimentary rock fracture shale gas sandstone geological subdiscipline tight ga reservoir fracture network clastic rock rock type reservoir geomechanics net...

... and artificial cores with varying degrees of heterogeneity Figure 3 Outer dull condition, drilling hours and drilled footage of horizontal section for recommended bit A1 Abstract Despite annual production of shale gas exceeding 20 billion cubic meters from Sichuan basin in China, its cost...

... clastic rock oil shale rock type complex reservoir wellbore integrity shale gas structural geology mudrock shale oil geologist wellbore design hydraulic fracturing mudstone compressive strength hardness compressibility reservoir characterization mechanical characteristic sensor...

.... One thousand and two perforation erosion images from medium to deep shale gas wells in Sichuan and Chongqing regions demonstrated that post-fracturing perforations appeared in four different geometrical morphology, including round (under-erosion, 10%), droplets (normal-erosion, 52%), near-droplets...

... Abstract Injecting CO 2 into shale reservoirs can enhance shale gas recovery and store CO 2 to help mitigate global warming. Orthoclase is a key mineral in shale reservoirs. To understand the competitive adsorption mechanism of CO 2 /CH 4 mixtures in orthoclase nanopores under various...

... media multi-porosity media hydraulic fracture aperture sensitivity wang complex reservoir shale gas mudstone shale reservoir tortuosity engineering asia government china government modeling & simulation international journal permeability journal heterogeneity pore petroleum...

... & gas geologist united kingdom government asia government structural geology mudrock shale oil reservoir characterization china government pore formation oil shale rock type europe government geological subdiscipline sedimentary rock clastic rock complex reservoir shale gas...

... characterization multistage fracturing oil shale proppant hydraulic fracturing shale oil mudstone clastic rock united states government complex reservoir viscosity north america migration imbibition mechanism permeability sandstone spontaneous imbibition basin efficiency rock type shale gas...

... (SLA, TCA, MHM), and phases (water and hydrocarbon phase). We used flowback and production data from a shale gas well in the US to verify the practicability of the method. The analysis results of the field cases confirm the good performance of the newly developed comprehensive method and verify...

... Abstract Several studies have used machine learning-based techniques to improve the production behavior prediction in existing shale gas wells. However, few studies have investigated production prediction in new wells wherein no prior information is available. This is challenging because...

... flowback in inorganic pores is more difficult. This work emphasizes the importance of studying the real pore structure of inorganic pores in FIB-SEM experiments, which provides fundamental insights for the description of shale gas reservoirs and the simulation of gas-water two phase flow. geologist...

... seasonal supply and CO 2 reduction. The depleted shale gas reservoir presents a favorable site due to its abundance of nanopores, which inherently prevents leakage and ensures long-term storage. However, the coexistence of H 2 /CO 2 with the original water in the nanopore results in the formation...

... mode. ESS-based system with MMGs is qualified for affordable green-powered well construction and sustainable development of unconventional oil fields. air emission geology sustainability drilling equipment shale gas sustainable development geologist united states government hydraulic...

... With these data, Wulalike shale gas reservoir exhibited its complex heterogeneity in both Well-A and Well-B, either from the reservoir fluid type or from the dominant reservoir properties for production ( Fu et al. 2021 ). To further explore Wulalike shale gas, a third horizontal well, Well-C...

... prediction model, the expected 12-month shale gas production per stage corresponds well with the actual value. This strategy can guide the future selection of horizontal well drilling sites and lead to the efficient and profitable development of shale resources. unconventional resource economics shale...

... Abstract The low flowback efficiency of fracturing fluid would severely increase water saturation in a near-fracture formation and limit gas transport capacity in the matrix of a shale gas reservoir. Formation heat treatment (FHT) is a state-of-the-art technology to prevent water blocking...