Results 81 to 90 of about 4,180,288 (152)

Anisotropic Mechanical Parameter Testing of Bedded Shale and Its Influence Mechanisms on Hydraulic Fracture Propagation

Applied Sciences
The development and utilization of unconventional shale oil and gas have enhanced the resilience of global energy security. Hydraulic fracturing is the primary method for enhancing unconventional shale oil and gas extraction.
Zhihao Zhao, Yuan Liu, Litao Shang, Jinliang Song, Man Li, Dawei Hu, Fujian Yang   +6 more
doaj   +1 more source

Formation mechanism of Gulong shale oil: Insights from semiclosed hydrous pyrolysis

As a typical lacustrine shale oil, Gulong shale oil has enormous resource potential. The current lack of understanding regarding the formation process of this oil has affected its development.
Huo, Qiuli, Xu, Liang, Bai, Xuefeng, Yan, Yu, Wu, Yan, Zhang, Jinyou, Fu, Li, Wang, Min, Li, Jinbu, Zhang, Yuchen, Li, Junhui   +10 more
core   +1 more source

Paleoclimatic evolution and its control on high-quality source rock development in the first member of the Qingshankou formation, Changling Sag, Songliao Basin: evidence from elemental geochemistry and palynology

Frontiers in Earth Science
The Cretaceous was a typical “greenhouse Earth” period. Understanding the paleoclimatic evolution of the first member of the Qingshankou Formation (Qing 1 Member) in the Changling Sag, Songliao Basin is crucial for revealing how continental basins ...
Yan Ma, Jinlai Feng, Lixu Zhu, Yuting Song   +3 more
doaj   +1 more source

Multi-Scale Pore Structure Characterization and Elemental Geochemistry of Source Rocks in the Upper Cretaceous Qingshankou Formation, Songliao Basin, NE China

Lacustrine shales are globally important both as archives of paleoenvironmental change and as unconventional hydrocarbon reservoirs. The first Member of the Upper Cretaceous Qingshankou Formation in the Songliao Basin, NE China, represents a prominent ...
Zhiming Li, Zhongrui Wu, Menhui Qian, Zhongliang Sun, Zhi Yang   +4 more
core   +1 more source

Advances and trends of non-marine shale sedimentology: A case study from Gulong Shale of Daqing Oilfield, Songliao Basin, NE China

Petroleum Exploration and Development
This study took the Gulong Shale in the Upper Cretaceous Qingshankou Formation of the Songliao Basin, NE China, as an example. Through paleolake-level reconstruction and comprehensive analyses on types of lamina, vertical associations of lithofacies, as ...
Longde SUN, Rukai ZHU, Tianshu ZHANG, Yi CAI, Zihui FENG, Bin BAI, Hang JIANG, Bo WANG   +7 more
doaj   +1 more source

Experimental Evaluation of Enhanced Oil Recovery in Shale Reservoirs Using Different Media

Energies
The presence of highly developed micro-nano pores and poor pore connectivity constrains the development of shale oil. Given the rapid decline in oil production , enhanced oil recovery (EOR) technologies are necessary for shale oil development.
Jiaping Tao, Siwei Meng, Dongxu Li, Lihao Liang, He Liu   +4 more
doaj   +1 more source

Distribution and formation of tight oil in Qijia area, Songliao Basin, NE China

, 2015
By using geologic, geochemical, well test, well drilling and well logging data, the formation conditions and distribution pattern of tight oil in Gao 3 and Gao 4 oil layers of Gaotaizi layer, Upper Cretaceous Qingshankou Formation, Qijia area, Songliao ...
Ge ZHANG, Lizhi SHI, Yongsheng ZHANG, Enyuan XING, Zhuozhuo WANG   +4 more
core   +1 more source

Dominant lithofacies and hydrocarbon enrichment characteristics of lacustrine shale reservoirs: A case study of the Qingshankou Formation shale in the Southern Songliao Basin

Petroleum Research
With the growing challenges in conventional hydrocarbon exploration, shale oil has emerged as a critical target for future energy supply. The Qingshankou Formation (K2qn) in the southern Songliao Basin holds significant shale oil potential.
Jialin Wan, Lang Liu, Qifeng Jia, Mengmeng Liu, Zhiyu Fang   +4 more
doaj   +1 more source

Laminae Characteristics and Their Relationship with Mudstone Reservoir Quality in the Qingshankou Formation, Sanzhao Depression, Songliao Basin, Northeast China

Lamination is the predominant and widely developed sedimentary structure in mudstones. Similar to organic pores in shale gas reservoirs, the inorganic pores in the laminae of shale oil reservoirs are equivalently important high-quality reservoir spaces ...
Hao Xu, Pengfei Jiang, Fei Shang, Ding Liu, Haiyan Zhou, Xinyang Men, Lan Wang, Heng Wu   +7 more
core   +1 more source

A novel method for automatic quantification of different pore types in shale based on SEM-EDS calibration [PDF]

Pore type is a crucial consideration in the quantification of shale pores. Convolutional Neural Networks (CNNs) are widely used for identifying pore types in shale, but it is hampered by feature extraction bias, difficult data labeling, and poor ...
Xue, Haitao, Lu, Shuangfang, Liu, Bo, Erastova, Valentina, Dong, Zhentao, Tian, Shansi, Zhang, Yuying, Chen, Guohui   +7 more
core   +1 more source