Results 1 to 10 of about 1,104,641 (99)

Reservoir micro structure of Da'anzhai Member of Jurassic and its petroleum significance in Central Sichuan Basin, SW China

Petroleum Exploration and Development, 2018
Based on the qualitative study of microscopic reservoir features using core analysis, cast and fluorescence thin sections inspection, scanning electron microscope (SEM) and field emission scanning electron microscope (FESEM) and quantitative examination ...
Zhenglian PANG, Shizhen TAO, Qin ZHANG, Jiajing YANG, Tianshu ZHANG, Xiaoping YANG, Jianwei FAN, Dong HUANG, Tengqiang WEI   +8 more
doaj   +3 more sources

Classification of lacustrine tight limestone considering matrix pores or fractures: A case study of Da'anzhai Member of Jurassic Ziliujing Formation in central Sichuan Basin, SW China

Petroleum Exploration and Development, 2017
To improve the prediction accuracy of sweet spots in tight reservoirs, the Da'anzhai Member limestone in Jurassic Ziliujing Formation, central Sichuan Basin was subdivided based on the relationship between characteristics of matrix pores and fractures ...
Zepu TIAN, Xinmin SONG, Yongjun WANG, Qiquan RAN, Bo LIU, Qilu XU, Yang LI   +6 more
doaj   +3 more sources

Prediction of fracture distribution in the Lower Jurassic Da'anzhai Member on the eastern slope of the Western Sichuan Depression, Sichuan Basin

Shiyou shiyan dizhi
The Da'anzhai Member of the Lower Jurassic on the eastern slope of the Western Sichuan Depression in the Sichuan Basin is a main target for the development of tight oil and gas.
Runcheng XIE, Kun DENG, Guoxiao ZHOU, Ziwei LUO, Meizhou DENG, Siyuan LI, Tingting MA   +6 more
doaj   +3 more sources

Occurrence characteristics of shale oil in the second submember of Da'anzhai Member of Jurassic Ziliujing Formation, central Sichuan Basin

Shiyou shiyan dizhi
Although China has abundant lacustrine shale oil resources, their exploitation is challenging. Investigating the various occurrence states of shale oil in shale reservoirs provides value for the exploration and development of shale oil resources.
Chenyu ZHANG, Ziyi LIU, Bin WANG, Shuaiqiang SHAN, Jianlin LU, Baohua WANG, Zongxin ZUO   +6 more
doaj   +3 more sources

Favorable lithologic combinations for shale oil enrichment in the second submember of Da'anzhai Member, Jurassic, central Sichuan Basin

Shiyou shiyan dizhi
The lithologic combinations in lacustrine shale strata in China are complex, and shale oil content varies significantly across different combinations. Identifying favorable lithologic combinations will assist in locating shale oil-rich zones.
Ziyi LIU, Dongxia CHEN, Wenzhi LEI, Chuanzhen ZHU, Longfei LU, Jianhui ZHU, Chenyu ZHANG   +6 more
doaj   +3 more sources

Evaluation of oil content in shale by sealed thermal desorption: a case study of Jurassic Da'anzhai Member, Sichuan Basin

Shiyou shiyan dizhi, 2022
The oil content in shale is still a contentious issue due to the evaporative losses of free hydrocarbon. Considering the objective of the evaluation of oil content in shale and the demand of fast analysis at wellsite, a newly developed sealed rock ...
Chao LUO, Huanxu ZHANG, Jizhi ZHANG, Xuewen SHI, Zhiyao XU, Yu ZHANG, Wei WU   +6 more
doaj   +2 more sources

Quantitative characterization and optimization of fracability in continental shale reservoirs. [PDF]

Sci Rep
Recent exploration has confirmed the potential of Jurassic continental shales in the Sichuan Basin, yet hydraulic fracturing quality remains a key challenge for their commercial development.
Cheng L, Gao H, Li H.
europepmc   +2 more sources

Shale oil reservoir characteristics and exploration implication in Da'anzhai Member of Jurassic Ziliujing Formation in central Sichuan Basin

Shiyou shiyan dizhi
To further guide the exploration and development of shale oil in the Da'anzhai Member of the Jurassic Ziliujing Formation in the Sichuan Basin, it is urgent to clarify the favorable lithofacies of shale oil.
Haitao HONG, Jungang LU, Chunyu QIN, Shaomin ZHANG, Rui ZHANG, Yixin ZHOU, Zhenglu XIAO, Hongfei ZHOU, Luyuan HAN   +8 more
doaj   +2 more sources

Reassessment of exploration directions of continental shale oil in Lower Jurassic Da'anzhai Member in northern Sichuan Basin

Shiyou shiyan dizhi
The Da'anzhai Member of the Lower Jurassic in northern Sichuan Basin is one of the major oil-bearing formations in the basin. In recent years, with the development of unconventional exploration theories, exploration efforts have shifted towards the shale
Liang XIONG, Xiaoxia DONG, Tong WANG, Limin WEI, Jiasui OUYANG, Baobao WANG, Shaoke FENG   +6 more
doaj   +2 more sources

Impacts of different matrix components on multi-scale pore structure and reservoir capacity: Insights from the Jurassic Da’anzhai member in the Yuanba area, Sichuan Basin

Energy Reports, 2023
Pore structure is an important parameter for the gas-bearing evaluation of lacustrine shale. However, the characteristics and influencing factors of pore structure and the shale reservoir capacity remain unclear due to the heterogeneity and complexity of
Daiqin Jiang, Pingping Li, Mingjun Zheng, Quan Chen, Wenting Xiong, Huayao Zou   +5 more
doaj   +2 more sources