Results 21 to 30 of about 4,225,627 (203)

Geochemical characteristics and geological significance of shale gas from the Lower Silurian Longmaxi Formation in Sichuan Basin, China

open access: yesJournal of Natural Gas Geoscience, 2016
The shale of the Lower Silurian Longmaxi Formation has become a key target for shale gas exploration and development in China recently. The origin of carbon and hydrogen isotopic reversal in shale gas is discussed in this paper based on the analysis of ...
Bo Gao
doaj   +2 more sources

Helium characteristics and resource potential analysis of Wufeng-Longmaxi Formation in Changning area, southern Sichuan [PDF]

open access: yesYouqicang pingjia yu kaifa
Helium has characteristics such as a low boiling point, high thermal conductivity, and strong inertness. It plays a key role in fields such as low-temperature superconductivity, protective gas, refrigeration, medical treatment, and electronics, and is ...
YU Zhenxiang, CHEN Lei, CHEN Xin, LIU Rui, TAN Xiucheng, WU Shuaicai, QIN Hexing, XU Qiang
doaj   +4 more sources

Characteristics and exploration significance of Wufeng-Longmaxi Formation stratigraphic section in Mount Huaying, Sichuan Basin

open access: yesYouqicang pingjia yu kaifa, 2022
In recent years, the exploration of Longmaxi Formation in Sichuan Basin has been successful, but the shale gas of the complex structural belt’s Longmaxi Formation are still the next areas for exploration.
XIONG Liang   +5 more
doaj   +2 more sources

Characteristics of shale nanopore system and its internal gas flow: A case study of the lower Silurian Longmaxi Formation shale from Sichuan Basin, China

open access: yesJournal of Natural Gas Geoscience, 2017
The gas flow in shale nanopores undergoes a transition from continuum-transition flow regimes to Knudsen diffusion, rather than the traditional Darcy flow, due to the dynamic properties of shale gas.
Yunfeng Yang, Fang Bao
doaj   +2 more sources

Lamina characteristics of gas-bearing shale fine-grained sediment of the Silurian Longmaxi Formation of Well Wuxi 2 in Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2018
Based on various test data, the composition, texture, structure and lamina types of gas-bearing shale were determined based on Well Wuxi 2 of the Silurian Longmaxi Formation in the Sichuan Basin.
Zhensheng SHI   +5 more
doaj   +2 more sources

Assessment of the Multiphase Mechanical Properties of the Longmaxi Formation Shale Using Nanoindentation Tests. [PDF]

open access: yesACS Omega, 2021
Mechanical properties are some of the most important parameters for understanding well drilling and hydraulic fracturing designs in unconventional reservoir development. As an effective tool, nanoindentation has been used to determine the mechanical properties of rocks at the nanoscale. In this study, the Longmaxi Formation shale samples from the Yibin
Long Y   +6 more
europepmc   +5 more sources

Coupling between Source Rock and Reservoir of Shale Gas in Wufeng-Longmaxi Formation in Sichuan Basin, South China

open access: yesEnergies, 2021
In order to analyze the main factors controlling shale gas accumulation and to predict the potential zone for shale gas exploration, the heterogeneous characteristics of the source rock and reservoir of the Wufeng-Longmaxi Formation in Sichuan Basin were
Yuying Zhang   +6 more
doaj   +2 more sources

Characteristics and significance of hydrocarbon-forming organisms of Wufeng-Longmaxi formation in Pengshui and its adjacent areas

open access: yesYouqicang pingjia yu kaifa, 2019
By the observation of the organic microscopic composition and scanning electron microscopy of the whole rock, the black shale of the Upper Ordovician Wufeng-Lower Silurian Longmaxi formation in Pengshui and its adjacent core wells Microscopic observation,
YANG Zhenheng   +6 more
doaj   +2 more sources

Diagenetic characteristics and microscopic pore evolution of deep shale gas reservoirs in Longmaxi Formation, Southeastern Sichuan basin, China

open access: yesUnconventional Resources
The Lower Silurian Longmaxi Formation is the favorable target area for deep shale gas exploration and development in southeastern Sichuan Basin. Based on whole-rock X-ray diffraction analysis, scanning electron microscope, reservoir evolution thermal ...
Chang'an Shan   +8 more
doaj   +2 more sources

Study on Fracture Morphological Characteristics of Refracturing for Longmaxi Shale Formation [PDF]

open access: yesGeofluids, 2020
Refracturing technology has become an important means for the regeneration of old wells reconstruction. It is of great significance to understand the formation mechanism of hydraulic fracturing fracture for the design of hydraulic fracturing. In order to accurately evaluate and improve fracturing volume after refracturing, it is necessary to understand
Yintong Guo   +4 more
openaire   +2 more sources

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