A Critical Review of CO2 Enhanced Oil Recovery in Tight Oil Reservoirs of North America and China

Z Song, Y Li, Y Song, B Bai, J Hou, K Song… - SPE Asia Pacific Oil …, 2020‏ - onepetro.org
Primary oil recovery remains less than 10% in tight oil reservoirs, even after expensive
multistage horizontal well hydraulic fracturing stimulation. Substantial experiments and pilot …

[HTML][HTML] Unconventional petroleum sedimentology: Connotation and prospect

Q Zhen, Z Caineng - 沉积学报, 2020‏ - cjxb.ac.cn
The theoretical framework of Unconventional Petroleum Geology has been gradually
established along with the rapid progresses in exploration and development of …

Theory, technology and practice of unconventional petroleum geology

C Zou, Z Yang, G Zhang, R Zhu, S Tao, X Yuan… - Journal of Earth …, 2023‏ - Springer
The breakthroughs in unconventional petroleum have a great impact on world petroleum
industry and innovation in petroleum geology (Dou et al, 2022; Jia, 2017; Zou et al., 2015b …

The pore-scale mechanisms of surfactant-assisted spontaneous and forced imbibition in water-wet tight oil reservoirs

B Cao, X Lu, K **e, H Ding, Z **ao, W Cao… - Journal of Petroleum …, 2022‏ - Elsevier
The imbibition of water with surfactants, including spontaneous imbibition and forced
imbibition, is of great significance for enhanced oil recovery (EOR) in tight sandstone …

Natural fractures in deep continental shale oil reservoirs: A case study from the Permian Lucaogou formation in the Eastern Junggar Basin, Northwest China

G Liu, Z **, L Zeng, L Huang, M Ostadhassan… - Journal of Structural …, 2023‏ - Elsevier
The deep continental shale of the Permian Lucaogou Formation in the eastern Junggar
Basin is abundant in oil resources, characterized by extensive development and various …

Migration and accumulation mechanisms and main controlling factors of tight oil enrichment in a continental lake basin

HU Suyun, TAO Shizhen, W Min, P Zhenglian… - Petroleum Exploration …, 2023‏ - Elsevier
Based on the typical dissection of various onshore tight oil fields in China, the tight oil
migration and accumulation mechanism and enrichment-controlling factors in continental …

[HTML][HTML] Shale oil resource evaluation with an improved understanding of free hydrocarbons: Insights from three-step hydrocarbon thermal desorption

G Yan, YH Xu, WL Xu, B Bai, Y Bai, YP Fan, SS Li… - Geoscience …, 2023‏ - Elsevier
The pyrolysis parameter S 1, which indicates the amount of free hydrocarbons present in
shale, is often underestimated due to hydrocarbon loss during sample handling and …

Pore-scale oil distribution in shales of the Qingshankou formation in the Changling Sag, Songliao Basin, NE China

C Liu, X Xu, K Liu, J Bai, W Liu, S Chen - Marine and Petroleum Geology, 2020‏ - Elsevier
A total of 19 representative lacustrine shale (core) samples from the Upper Cretaceous
Qingshankou Formation in the Changling Sag, Songliao Basin, northeast China have been …

Imbibition and oil recovery mechanism of fracturing fluids in tight sandstone reservoirs

H Gao, Y Wang, Y **e, J Ni, T Li, C Wang, J Xue - ACS omega, 2021‏ - ACS Publications
The fracturing fluid residing in a reservoir undergoes spontaneous imbibition. Here, to
explore the mechanism of fracturing fluid imbibition and oil displacement, experiments on …

Investigation of Non‐Newtonian Characteristics of Water Flow in Micro‐/Nanochannels and Tight Reservoirs

H Ding, F Song, X Hu, Y Sun, W Zhu - Geofluids, 2022‏ - Wiley Online Library
The characteristic scale of pore flow in tight reservoirs is generally in the range of 0.1 μm to 1
μm, which shows the obvious micro‐and nanoscale effect. The traditional oil and gas …