Results 11 to 20 of about 275,257 (287)

Analysis of pore throat characteristics of tight sandstone reservoirs

Open Geosciences, 2020
The characterization of pore throat structure in tight reservoirs is the basis for the effective development of tight oil. In order to effectively characterize the pore -throat structure of tight sandstone in E Basin, China, this study used high-pressure
Liu Xuewei, Wang Zhiyuan, Luo Yutian, Zhao Xinli, Yang Zhengming   +4 more
core   +2 more sources

Influence of supercritical CO2 on the physical property of tight sandstone

Petroleum
In low-pressure gas reservoirs, water-based fracture fluid is difficult to flowback, which is unfavorable for several tight sandstone gas reservoirs in the Sichuan Basin with low pressure and high permeability geological characteristics.
Valeriy Kadet, Jian Yang, Huifen Han, Yucheng Jia, Huan Peng, Junliang Peng, Xinghao Gou, Yibo Li   +7 more
core   +2 more sources

A method for calculating saturation in tight sandstone reservoirs based on the dual porosity model [PDF]

Frontiers in Earth Science
IntroductionWith the continuous development of exploration and development, tight sandstone reservoirs have become an essential field of oil and gas exploration.
Chuang Han, Yong Ai, Kang Bie, Yi Xin, Peiqiang Zhao, Xinjian Zhao, Wei Duan   +6 more
core   +3 more sources

Growth Mechanism of Siliceous Cement in Tight Sandstone and Its Influence on Reservoir Physical Properties

Energies, 2018
To investigate the effect of siliceous cementation on the densification of sandstone and the forming process of tight sandstone, based on cathodoluminescence, scanning electron microscopy and thin section analysis, the growth mechanism and ...
Mingqian He, Bo Jiu, Jing Shi, Wenhui Huang   +3 more
core   +2 more sources

Evaluation of Co-exploration Potential of Coalbed Methane and Tight Sandstone Gas in Hegang Basin

Meikuang Anquan, 2020
For the characteristics of large number and thickness of coal seams and tight sandstones in the coal-bearing rock series in Hegang Basin, the characteristics of coal rock, sedimentary environment, reservoir thickness, sealing characteristics, and gas ...
ZHAO Lifang, ZHANG Zhou, YANG Jin
core   +2 more sources

Research on the basic theory and application of enhanced recovery in tight sandstone gas reservoirs. [PDF]

Heliyon
Tight sandstone gas reservoirs are characterized by high water saturation, significant seepage resistance, low single-well productivity, rapid decline, and low gas recovery.
Shusheng G, Liyou Y, Huaxun L, Jianzhong Z, Wenqing Z, Weiguo A.   +5 more
europepmc   +3 more sources

Study of the numerical simulation of tight sandstone gas molecular diffusion based on digital core technology

Petroleum Science, 2018
Diffusion is an important mass transfer mode of tight sandstone gas. Since nano-pores are extensively developed in the interior of tight sandstone, a considerable body of research indicates that the type of diffusion is mainly molecular diffusion based ...
Wei Peng, Qiao Chen, Guo-Jun Yin, Feng-Lin Xu, Shou-Feng Wang, Yan-Hu Tan, Kuo Zhang, Hong-Lin Zhu   +7 more
core   +2 more sources

True triaxial mechanical characteristics of tight sandstone with different oil and water staturation

地质科技通报, 2023
The occurrence of fluids such as water, oil or natural gas in tight sandstone reservoirs may affect the mechanical characteristics of tight sandstone. This paper selects tight sandstones of Yanchang Formation in Panlong area of Ordos Basin, and uses YSZS-
Yiqian Qu, Qiushi Li, Pengxiang Xu, Zhao Liu, Hanning Wu, Xiangdong Chen, Chunxiao Ma, Xin Cheng   +7 more
core   +2 more sources

Study on rock fracture mechanism and hydraulic fracturing propagation law of heterogeneous tight sandstone reservoir. [PDF]

PLoS One
Hydraulic fracturing technology is an effective way to develop tight sandstone reservoirs with low porosity and permeability. The tight sandstone reservoir is heterogeneous and the heterogeneity characteristics has an important influence on fracture ...
Zhao H, Li W, Cai M, Ma B, Xie X, Zou L, Liu Y.   +6 more
europepmc   +3 more sources

Analysis of logging parameter model of Jurassic complex reservoir in Xinjiang Shenquan Oilfield [PDF]

E3S Web of Conferences, 2021
The study discusses the characteristics of Jurassic reservoir in Shenquan Oilfield in Xinjiang. The reservoir of Qiketai Sanjianfang formation mainly develops delta front facies and shore shallow lake facies sand bodies.The lithological characteristics ...
Li Yanjie, Wang Yitong, Ding Hansheng, Ma Yongyi, Shen Yan, Chu Lilan, Nie Zhiyang, Du Jinxia, Shao Zhaoyi, Gao Qicai, Wang Shuheng   +10 more
doaj   +1 more source