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Geological factors controlling high flowback rates of shale gas wells in the Changning area of the southern Sichuan Basin, China
Published 2024-01-01“…In the Changning block of the southern Sichuan Basin, the shale gas wells in the Upper Ordovician Wufeng Formation to Lower Silurian Longmaxi Formation (Wufeng–Longmaxi) demonstrate significant difference in flowback rate of fracturing fluid, given the same fracturing scale and production time. …”
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202
Experimental and numerical study on gas production decline trend under ultralong-production-cycle from shale gas wells
Published 2023-07-01“…The 20-year-cumulative adsorbed gas makes up 21% of the EUR for a single shale gas well. The results of this study can provide a reference for optimizing production systems and adjusting development techniques for shale gas wells throughout the combinations of mathematical modeling and experimental approaches.…”
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203
Oil and natural gas wells across the NASA ABoVE domain: fugitive methane emissions and broader environmental impacts
Published 2023-01-01Subjects: “…oil and natural gas wells…”
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204
Process of EUR prediction for shale gas wells based on production decline models—a case study on the Changning block
Published 2023-10-01Subjects: “…shale gas well…”
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205
A New Strategy for Pre-Selecting Gas Wells for the Water Shut-Off Treatment Based on Geological Integrated Data
Published 2021-11-01Subjects: Get full text
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206
Research on safety early warning of abnormal A-annular pressure of “three-high” gas wells based on data mining
Published 2023-01-01Subjects: “…three high gas well…”
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207
Modeling analysis of the temperature profile and trapped annular pressure induced by thermal-expanded liquid in a deep gas well
Published 2022-09-01Subjects: “…deep gas well…”
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208
A novel multi-path sand-control screen and its application in gravel packing of deepwater horizontal gas wells
Published 2022-08-01“…Gravel packing is a promising sand control method for natural gas wells in deepwater environments. However, premature screenout, wellbore shrinkage, and packer installationlimit gravel packing efficiency in long-reach horizontal wells. …”
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209
Research and Application of Surface Throttling Technology for Ultra-High-Pressure Sour Natural Gas Wells in Northwestern Sichuan Basin
Published 2022-11-01“…The surface throttling technology of the ultra-high-pressure sour gas wells Long 004-X1 and Long 016-H1 was optimized from five-stage to three-stage, and the application of the fixed throttle valve in the field is successfully demonstrated.…”
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210
Study on multicomponent composite anti-corrosion cement slurry system suitable for ultra-high temperature acid gas wells
Published 2023-01-01“…In addition, the gas channeling problem in the cementing of ultra-high temperature acid gas wells cannot be ignored, which further increases the difficulty in the design of anti-corrosion cement slurry system. …”
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Evaluation of the fracturing fluid flowback based on perforation clusters for horizontal shale gas wells using data-mining methods
Published 2023-12-01“…Multi-stage hydraulic fracturing is a crucial technique in the development of horizontal shale gas wells. After fracturing and shut-in for several days, the well would be opened and the fracturing fluid injected into the gas formation would flow back to the ground along with extracted gas. …”
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213
A prevention and control method for natural gas hydrate in pipe strings during deepwater gas well production tests
Published 2020-02-01“…The prevention and control of natural gas hydrate (hereinafter, “hydrate” for short) blockage during deepwater gas well production tests is very important in ensuring the test safety. …”
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An optimal design of network-fracture acidification for ultra-deep gas wells in the Lower Permian strata of the western Sichuan Basin
Published 2017-11-01Subjects: Get full text
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216
A State of the Art Review on the Wellbore Blockage of Condensate Gas Wells: Towards Understanding the Blockage Type, Mechanism, and Treatment
Published 2022-07-01“… AbstractWith the development of high-pressure and high-temperature condensate gas wells, the wellbore blockage problems have become increasingly serious. …”
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