Results 1 to 10 of about 933 (154)

Genetic connection between mud shale lithofacies and shale oil enrichment in Jiyang Depression, Bohai Bay Basin

Petroleum Exploration and Development, 2016
By using microscope, argon ion polishing technology, nuclear magnetic resonance (NMR), scanning electron microscopy, and hydrocarbon generation and expulsion simulation, reservoir properties, oiliness and shale oil mobility of different mud shale ...
Yong WANG, Xuejun WANG, Guoqi SONG, Huimin LIU, Deshun ZHU, Deyan ZHU, Juhong DING, Wanqin YANG, Yan YIN, Shun ZHANG, Min WANG   +10 more
exaly   +4 more sources

Lithofacies Characteristics of Gulong Shale and Its Influence on Reservoir Physical Properties

Energies
The lithofacies characteristics of the Qingshankou Formation (K2qn) shale in the Gulong Depression are crucial for oil exploration and development. This study investigates the K2qn shale lithofacies characteristics and their impact on reservoir physical ...
Hongliang Wu, Guiwen Wang
exaly   +4 more sources

Lithofacies types and assemblage features of continental shale strata and their implications for shale gas exploration: A case study of the Middle and Lower Jurassic strata in the Sichuan Basin

Natural Gas Industry B, 2020
Fine identification and division of lithofacies types of continental shale strata is an important basis for the evaluation of shale gas exploration and development potential.
Guangxiang Liu, Dongjun Feng, Zongquan Hu   +2 more
exaly   +3 more sources

Pore-micro fracture structure, porosity and gas- bearing property of deep shale under lithofacies-formation pressure coupling [PDF]

Scientific Reports
Formation pressure-lithofacies type are the most critical factors influencing micro pore structure and porosity in shale reservoir. However, how these two factors jointly affect shale gas accumulation remains unclear.
Yunjun Zhang, Hao Zhang, Li Zhang, Jianlin Li, Yaohui Yan   +4 more
doaj   +2 more sources

Advantageous shale lithofacies of Wufeng Formation-Longmaxi Formation in Fuling gas field of Sichuan Basin, SW China

Petroleum Exploration and Development, 2016
The lithofacies types of Upper Ordovician Wufeng Formation-Lower Silurian Longmaxi Formation shale, the main producing layer in Fuling gas field, are classified in detail using the modified ternary diagram of siliceous minerals-carbonates minerals-clay ...
Lanyu Wu, Dongfeng Hu, Ruobing Liu
exaly   +3 more sources

Development Characteristics of Shale Lithofacies in the Longmaxi Formation and their Main Controlling Factors in the Changning Area, South Sichuan Basin, SW China

Frontiers in Earth Science, 2021
Based on core observations, thin sections, X-ray diffraction (XRD), and seismic data, the lithofacies types in the organic-rich Longmaxi shale (Lower Silurian) in the Changning area of the southern Sichuan Basin were identified.
Xiucheng Tan, Gaoxiang Wang, Qingsong Tang   +2 more
exaly   +3 more sources

Anisotropic velocity properties and lithofacies identification of shahejie lacustrine shales. [PDF]

Sci Rep
Abstract Lacustrine shales have gained increasing attention in the global energy transition. However, their more complex lithofacies variations compared to marine shales pose significant challenges for precise reservoir characterization.
Li M, Liu W, Wang Y, Zhao J, Shen H, Tan W.   +5 more
europepmc   +2 more sources

Lithofacies and pore features of marine-continental transitional shale and gas enrichment conditions of favorable lithofacies: A case study of Permian Longtan Formation in the Lintanchang area, southeast of Sichuan Basin, SW China

Petroleum Exploration and Development, 2022
In this work, the Permian Longtan marine-continental transitional shale in the southeast of Sichuan Basin was taken as study object. Through petrology and geochemical analysis, lithofacies types of the marine-continental transitional shale were ...
Enze Wang, Maowen Li, Xiaoxia Dong
exaly   +3 more sources

Seismic prediction of shale oil lithofacies associations based on sedimentary facies patterns: A case study of the shahejie formation in the Huanghekou Sag. [PDF]

PLoS ONE
The lithofacies play a pivotal role in studying development patterns, reservoir characteristics, and sweet spot predictions of shale oil. Lithofacies classification typically relies on core observations and conventional well logging analyses, whereas ...
He Zhao, Hongliang Wang, Guangyuan Wang, Lin Wan   +3 more
doaj   +2 more sources

Accurate lithofacies identification in deep shale gas reservoirs via an optimized neural network recognition model, Qiongzhusi Formation, southern Sichuan [PDF]

Scientific Reports
The Lower Cambrian Qiongzhusi Formation is crucial for exploring deep shale gas in Sichuan, however, challenges in accurately classifying shale lithofacies have hindered its commercialization.
Liang Xiong, Xiaoxia Dong, Tong Wang, Shaoke Feng, Limin Wei, Hua Zhou, Sicong Luo   +6 more
doaj   +2 more sources