Xiugang Pu

Pore Structure and Retained Oil Characteristics of the Kongdian Formation Shale in the Bohai Bay Basin, China: Studies from Gas Physisorption and Multifractal Geometry

Qinhong Hu, Xiugang Pu, Wei Li, Wenzhong Han et autres

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Pore Structure Evolution and Its Impact on Fluid Flow in Shale: Insights from Numerical Simulation and Experimental Validation

Xiugang Pu, Guochao Xia, J. Li, Juan Xu et autres

With the rapid development of unconventional oil and gas resources, shale has become an increasingly important energy source. However, its ultralow permeability and complex pore structure pose major challenges for efficient hydrocarbon recovery. Pore structure evolution induced by stress variation and fluid-rock …

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Depositional Environments and Organic Matter Enrichment Mechanisms of Shales in the Second Member of the Kongdian Formation, Cangdong Sag, Bohai Bay Basin

Weihao La, Jihua Yan, Xiugang Pu, Shiyue Chen et autres

The second member of the Kongdian Formation (Ek2; also referred to as the Kong 2 Member) in the Cangdong Sag within the Bohai Bay Basin contains a series of high-quality lacustrine shales characterized by high organic matter abundance and significant hydrocarbon shows. …

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Multi-source hydrocarbon accumulation in the faulted and deeply depressed Tangdong area, Qikou Sag, Bohai Bay Basin

Xiugang Pu, Guochao Xia, Jiangchang Dong, Zhannan Shi et autres

Based on organic geochemical analysis data, this study examined the characteristics of multi-source hydrocarbon accumulation in the Tangdong area of Qikou Depression, Bohai Bay Basin. The results indicate that the Tangdong area contains four source rock sequences: the third member of the …

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A Comparison of Generation–Retention–Expulsion in Felsic and Carbonate Laminated Shale by Semi-Open Thermal Pyrolysis: Implications for Shale Oil Exploration

Quansheng Guan, Xiaoping Liu, Changwei Chen, Xianzheng Zhao et autres

Paleogene lacustrine shale is a key source rock for large oil reserves in China and a major target for shale oil exploration. However, differences in the chemical characteristics of felsic and carbonate shales during burial and thermal evolution remain poorly understood. This …

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Seismic Reservoir Prediction Technologies for Re-exploration

Xianzheng Zhao, Fengming Jin, Lihong Zhou, Quan Wang et autres

Construction of Sag-Wide Merged 3D Seismic Data Platform

Xianzheng Zhao, Fengming Jin, Lihong Zhou, Quan Wang et autres