Results 1 to 10 of about 302 (162)

The Geoscience Frontier of Gulong Shale Oil: Revealing the Role of Continental Shale from Oil Generation to Production

Engineering, 2023
The clay mineral content of Daqing Gulong shale is in the range of about 35%–45%, with particle sizes less than 0.0039 mm. The horizontal fluidity of oil in Gulong shale is poor, with near-zero vertical flowability.
Wenyuan He, Rukai Zhu, Baowen Cui, Shuichang Zhang, Qian Meng, Bin Bai, Zihui Feng, Zhengdong Lei, Songtao Wu, Kun He, He Liu, Longde Sun   +11 more
doaj   +4 more sources

Discovery and genesis mechanism of high content diamondoids in the Gulong shale oil [PDF]

Scientific Reports
Diamondoids are an important industrial material for biomedicine and equipment manufacturing. In addition to chemical synthesis methods used in industry, direct separation from petroleum is also a potential approach.
Xuefeng Bai, Zihui Feng, Xiaochang Zhang, Qiuli Huo, Wei Jin, Jing Sun, Huasen Zeng   +6 more
doaj   +4 more sources

Phase behavior of nanoconfined continental shale oil and reservoir fluid phases in the Gulong shale of the Songliao basin [PDF]

Scientific Reports
The shale oil phase state is essential for assessing shale oil production, establishing development plans, and enhancing oil recovery. Previous studies on shale oil phase state mainly focused on bulk fluid phase based on fluid composition retrieved from ...
Jiamin Lu, Huasen Zeng, Qingzhen Wang, Zihui Feng, Hang Jiang, Rui Wang, Binhui Li, Qiuli Huo, Longde Sun   +8 more
doaj   +4 more sources

Exploration breakthrough and its significance of Gulong lacustrine shale oil in the Songliao Basin, Northeastern China

Energy Geoscience, 2022
Lacustrine shale oil resources are abundant in many petroliferous basins in China. The shale oil formations are characterized by low API gravity, high viscosity, poor mobility, high clay content, low brittleness and etc.
Zhijun Jin, Xinping Liang, Zhenrui Bai
doaj   +6 more sources

Shale oil enrichment evaluation and production law in Gulong Sag, Songliao Basin, NE China

Petroleum Exploration and Development, 2023
Based on the results of drilling, tests and simulation experiments, the shales of the Cretaceous Qingshankou Formation in the Gulong Sag of the Songliao Basin are discussed with respect to hydrocarbon generation evolution, shale oil occurrence, and pore ...
Longde SUN, Baowen CUI, Rukai ZHU, Rui WANG, Zihui FENG, Binhui LI, Jingya ZHANG, Bo GAO, Qingzhen WANG, Huasen ZENG, Yuanhui LIAO, Hang JIANG   +11 more
doaj   +4 more sources

Machine Learning Algorithms for Lithofacies Classification of the Gulong Shale from the Songliao Basin, China

Energies, 2023
Lithofacies identification and classification are critical for characterizing the hydrocarbon potential of unconventional resources. Although extensive applications of machine learning models in predicting lithofacies have been applied to conventional ...
Mingqiu Hou, Yuxiang Xiao, Zhengdong Lei, Zhi Yang, Yihuai Lou, Yuming Liu   +5 more
doaj   +4 more sources

Enrichment factors of movable hydrocarbons in lacustrine shale oil and exploration potential of shale oil in Gulong Sag, Songliao Basin, NE China

Petroleum Exploration and Development, 2023
The geological characteristics and production practices of the major middle- and high-maturity shale oil exploration areas in China are analyzed. Combined with laboratory results, it is clear that three essential conditions, i.e.
Wenzhi ZHAO, Congsheng BIAN, Yongxin LI, Jinyou ZHANG, Kun HE, Wei LIU, Bin ZHANG, Zhengdong LEI, Chang LIU, Jingya ZHANG, Ming GUAN, Shiju LIU   +11 more
doaj   +4 more sources

Key theoretical and technical issues and countermeasures for effective development of Gulong shale oil, Daqing Oilfield, NE China

Petroleum Exploration and Development, 2023
Aiming at the four issues of underground storage state, exploitation mechanism, crude oil flow and efficient recovery, the key theoretical and technical issues and countermeasures for effective development of Gulong shale oil are put forward. Through key
Shiyi YUAN, Zhengdong LEI, Junshi LI, Zhongwen YAO, Binhui LI, Rui WANG, Yishan LIU, Qingzhen WANG   +7 more
doaj   +4 more sources

Molecular modeling on Gulong shale oil and wettability of reservoir matrix [PDF]

Capillarity, 2022
Understanding molecular interactions between oil and reservoir matrix is crucial to develop a productive strategy for enhanced oil recovery. Molecular dynamics simulation has become an important method for analyzing microscopic mechanisms of some static ...
FengLu Cui, Xu Jin, He Liu, HengAn Wu, FengChao Wang   +4 more
openaire   +3 more sources

Analysis of the controlling factors for sweet spots in lacustrine shale based on core experiments and 2D NMR logging [PDF]

Scientific Reports
The Gulong shale in the Songliao Basin, characterized by its high clay content, poses significant challenges for the identification of sweet spots.
Zhaoqian Zhang, Yanjie Song, Shujun Yin, Bo Liu, Haibo Zhao, Weilin Yan, Jiandong Zheng   +6 more
doaj   +2 more sources