Results 21 to 30 of about 302 (162)

Petrological characteristics and shale oil enrichment of lacustrine fine-grained sedimentary system: A case study of organic-rich shale in first member of Cretaceous Qingshankou Formation in Gulong Sag, Songliao Basin, NE China

Petroleum Exploration and Development, 2018
Taking organic-rich shale in the first member of Cretaceous Qingshankou Formation in the Gulong Sag, northern Songliao Basin as an example, this study examined the lithofacies classification, petrological characteristics, pore size distribution and their
Bo LIU, Jiaxin SHI, Xiaofei FU, Yanfang LYU, Xianda SUN, Lei GONG, Yunfeng BAI   +6 more
doaj   +3 more sources

Application of NMR Logging in the Evaluation of Gulong Shale Oil

Cejing jishu
Gulong shale oil reservoir has a high clay content, complex pore structure, and developed micro-nano pore throats and micro fractures. It is difficult to evaluate the characterization of reservoir pore structure, physical properties, and oil content ...
CHEN Longchuan, ZHANG Zhaoqian, ZHENG Jiandong, WANG Chunyan, ZHU Jianhua, WANG Wenjuan, GAO Jifeng   +6 more
doaj   +2 more sources

The benefits and challenges of well monitoring of Gulong shale oil

Earth Energy Science
This study discusses the benefits and challenges of well monitoring for Gulong shale oil production. It examines the Unified Transient Analysis (UTA) method, which integrates rate and pressure data to monitor changes in fracture surface area and ...
Yin Jia Chen, Han Yi Wang, Mukul Sharma
doaj   +2 more sources

Study on Dolomite Thin Layers and Nodules in the Qingshankou Formation Shale Oil Reservoir of Gulong Sag

Energies, 2023
Recently, 15.1 billion tons of shale oil geological resources were discovered in the Qingshankou Formation of Gulong Sag, Songliao Basin, and this discovery has attracted considerable attention.
Guoqing Sun, Wanbai Dong, Xiangguo Zhang, Jianhua Zhong, Ningliang Sun   +4 more
doaj   +2 more sources

Initial Occurrence State and Movability Evaluation of the Gulong Shale Oil Reservoir, Songliao Basin

Energies
The Qing-1 layer of the Gulong Depression in the northern Songliao Basin is a liquid-rich shale oil reservoir that has the characteristics of nanopores, high maturity, high gas/oil ratio (GOR), etc. The production performance of wells in the Gulong shale
Guozhong Zhao, Linsong Cheng, Pin Jia, Yong Liu, Haoran Feng, Tie Kuang, Qingzhen Wang   +6 more
doaj   +2 more sources

Hydrocarbon Generation Characteristics and Geological Significance of Deep Organic‐Rich Shales in the Gulong Fault Depression, Songliao Basin, Northeastern China

Energy Science & Engineering
To evaluate the hydrocarbon generation characteristics and geological significance of deep‐source rocks in the Gulong Sag of the Songliao Basin and to identify the next exploration targets in the study area, this study focuses on the organic‐rich ...
Bo Hu, Xiaomei Li, Jiajun Liu, Zhuang Cai, Hongyan Liu, Yan Xu, Fangwen Chen   +6 more
doaj   +2 more sources

Analysis of inter-well interference and well spacing optimization for horizontal wells in Gulong terrestrial pure shale oil

Petroleum Research
Gulong shale has abundant oil resources with low-porosity and low-permeability reservoir characteristics, and effective development has been achieved using horizontal well volume fracturing in single-well network deployment.
Lifeng Liu, Zhongbao Wu, Yuxiang Xiao, Zhenhua Xu, Huizhu Xiang   +4 more
doaj   +2 more sources

Lithofacies Characteristics of Gulong Shale and Its Influence on Reservoir Physical Properties

Energies
The lithofacies characteristics of the Qingshankou Formation (K2qn) shale in the Gulong Depression are crucial for oil exploration and development. This study investigates the K2qn shale lithofacies characteristics and their impact on reservoir physical ...
Zongyan Han, Guiwen Wang, Hongliang Wu, Zhou Feng, Han Tian, Yingyi Xie, Hao Wu   +6 more
doaj   +2 more sources

A log-based method for fine-scale evaluation of lithofacies and its applications to the Gulong shale in the Songliao Basin, Northeast China

Energy Geoscience
The Gulong shale demonstrates high clay content and pronounced thin laminations, with limited vertical variability in log curves, complicating lithofacies classification.
Weilin Yan, Chunyan Wang, Shujun Yin, Zheng Wen, Jiandong Zheng, Xiuli Fu, Zhou Feng, Zhaoqian Zhang, Jianhua Zhu   +8 more
doaj   +3 more sources

Investigation of Flowback Behavior for Multi-Fractured Horizontal Wells in Gulong Shale Oil Reservoir Based on Numerical Simulation

Energies
After hydraulic fracturing, hydraulic fractures and opened beddings are intertwined, which results in a complex fracture network in shale oil reservoirs.
Shuxin Yu, Yucheng Wu, Xiaogang Cheng, Binhui Li, Langyu Niu, Rui Wang, Pin Jia, Linsong Cheng   +7 more
doaj   +2 more sources