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Lacustrine Shale Oil Enrichment and Mobility in the Lower Cretaceous Shahai Formation, Fuxin Basin (NE China): Integrated Inorganic-Organic Geochemical and Petrographic Evidence. [PDF]

ACS Omega
Xiao F, Zhao H, Gao X, Zhang D, Huang Y, Zhang H, Zhen Z, Yang J, Li S, Yao Y, Zhang Y.   +10 more
europepmc   +1 more source

Thermal cracking for upgrading medium-low maturity shale oil: evolution of organic matter occurrence. [PDF]

Sci Rep
Jinmei B, Kun Q, Xiaojun W, Xiangji D, Yanfeng H.   +4 more
europepmc   +1 more source

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Petroleum Retention, Intraformational Migration and Segmented Accumulation within the Organic‐rich Shale in the Cretaceous Qingshankou Formation of the Gulong Sag, Songliao Basin, Northeast China

Acta Geologica Sinica, 2023
In this study, organic geochemical and petrological analyses were conducted on 111 shale samples from a well to understand the retention, intraformational migration and segmented accumulation (shale oil enrichment in different intervals is unconnected ...
Jinyou Zhang, Shuichang Zhang, Kun He
exaly   +3 more sources

Lithofacies and depositional setting of a highly prospective lacustrine shale oil succession from the Upper Cretaceous Qingshankou Formation in the Gulong sag, northern Songliao Basin, northeast China

AAPG Bulletin, 2019
The lacustrine shale of the Upper Cretaceous Qingshankou Formation is the principal prospective unconventional target lithology, acting as source, reservoir, and seal.
Bo Liu, Xiaofei Fu, Longhui Bai
exaly   +3 more sources

Microscopic fluids occurrence characteristics in different oil layers of Qingshankou Formation in Gulong Sag: Insight from nuclear magnetic resonance

Physics of Fluids
Insight into the microscale distribution and abundance of pore-contained oil and water are essential for shale oil resource evaluation. This study investigates continental shales from various oil layers of the Qingshankou Formation in the Gulong Sag ...
Weizheng Gao, Pengfei Zhang, Junjie Wang, Nengwu Zhou, Junhui Li, Guohui Chen, Wenbiao Li, Xinlin Song, Shuangfang Lu   +8 more
semanticscholar   +2 more sources

Geochemical Characteristics of Shales from the First Member of Qingshankou Formation in Gulong Sag, Songliao Basin, China: Implication for Mechanism of Organic Matter Enrichment

SSRN Electronic Journal, 2023
Yongchao Wang, Pengpeng Li, Zi-hui Feng, Hongmei Shao, Zhongwei Jia, Yanqing Xia, Jing Li, Zhen Wang   +7 more
semanticscholar   +2 more sources

Causes and Controlling Factors of Overpressure Systems in the Qingshankou Formation: Insights for Unconventional Oil and Gas Exploration

Processes
Overpressure systems in the Qingshankou Formation of the Gulong Sag have a significant impact on unconventional shale oil accumulation, but their distribution and genesis are unknown.
Fangju Chen, Xiuli Fu, Qiang Zheng, Shuangfang Lu, Jie Li, Mengxia Li, Guoshuai Bai, Suo Wang   +7 more
semanticscholar   +2 more sources

Genesis of Clastic Reservoirs in the First Member of Yaojia Formation, Northern Songliao Basin

Minerals
This study focuses on the clastic reservoir in the first member of Yaojia Formation within Qijia-Gulong Sag, Songliao Basin. The results indicate that the reservoir in the study area develops within a shallow-water delta sedimentary system.
Junhui Li, Qiang Zheng, Yu Cai, Huaye Liu, Tianxin Hu, Haiguang Wu   +5 more
semanticscholar   +2 more sources

Oil Mobility of Low-Mature Lacustrine Shale and Controlling Factors: A Case Study from the Upper Cretaceous Nenjiang Formation, Gulong Sag, in the Songliao Basin

Energy & Fuels, 2023
Ziheng Guan, W. Liu, Xuewu Chen, Weibo Ma, Shaobin Guo, Xuan Tang   +5 more
semanticscholar   +2 more sources

Study and application of wide-azimuth seismic anisotropy analysis and correction in shale reservoir in Gulong Sag, Songliao Basin, China

Geosciences Journal
Liyan Zhang, Ang Li
semanticscholar   +2 more sources