Results 11 to 20 of about 1,646 (200)

Carbon isotopic composition of shale gas in the Silurian Longmaxi Formation of the Changning area, Sichuan Basin

Petroleum Exploration and Development, 2016
A comprehensive analysis was carried out on the geochemical characteristics of 15 shale gas samples from the Changning area to study the carbon isotopic composition features of shale gas and the reversal cause of carbon isotopic composition in post ...
Ziqi FENG, Dan LIU, Shipeng HUANG, Wei WU, Dazhong DONG, Weilong PENG, enxue HAN   +6 more
doaj   +4 more sources

Organic Petrological Characteristics of Graptolite and Its Contribution to Buried Organic Carbon of Longmaxi Formation Shales, Middle Yangtze Region

Energies, 2022
The shale gas exploration of the Longmaxi Formation in the Yangtze Region of China has made a significant breakthrough. As an important hydrocarbon generation organism, graptolite is widely distributed in the Longmaxi Formation shales, but its ...
Wenhao Li, Xiuzhe Wang, Min Wang, Erqiang Yang   +3 more
doaj   +2 more sources

Outcrop of Ordovician Wufeng Formation-Silurian Longmaxi Formation in Qilong Village, Xishui, Guizhou

Youqicang pingjia yu kaifa, 2022
As a systematic study of the Wufeng-Longmaxi Formation was carried out by paleontological comparison, thin section identification, scanning electron microscopy and Nitrogen Adsorption Method in Qilong Village outcrop, Xishui, Guizhou Province, the ...
LIU Shugen, RAN Bo, YE Yuehao, WANG Shiyu, YANG Di, LUO Chao, HAN Yuyue, SONG Jinmin, ZHANG Xuan   +8 more
doaj   +2 more sources

Nanopore structure comparison between shale oil and shale gas: examples from the Bakken and Longmaxi Formations

Petroleum Science, 2018
In order to analyze and compare the differences in pore structures between shale gas and shale oil formations, a few samples from the Longmaxi and Bakken Formations were collected and studied using X-ray diffraction, LECO TOC measurement, gas adsorption ...
Kouqi Liu, Liang Wang, Mehdi Ostadhassan, Jie Zou, Bailey Bubach, Reza Rezaee   +5 more
doaj   +3 more sources

Helium characteristics and resource potential analysis of Wufeng-Longmaxi Formation in Changning area, southern Sichuan [PDF]

Youqicang pingjia yu kaifa
Helium has characteristics such as a low boiling point, high thermal conductivity, and strong inertness. It plays a key role in fields such as low-temperature superconductivity, protective gas, refrigeration, medical treatment, and electronics, and is ...
YU Zhenxiang, CHEN Lei, CHEN Xin, LIU Rui, TAN Xiucheng, WU Shuaicai, QIN Hexing, XU Qiang
doaj   +4 more sources

Geological characteristics of shale in Wufeng-Longmaxi Formation of Bayu outcrop in Daozhen, northern Guizhou

Youqicang pingjia yu kaifa, 2022
The upper Ordovician Wufeng Formation and the first member of the lower Silurian Longmaxi Formation are well exposed in Bayu outcrop Daozhen, northern Guizhou, with clear and complete stratigraphic boundaries.
DU Wei, PENG Yongmin, LONG Shengxiang, NIE Haikuan, SUN Chuanxiang, YEERHAZI Talihaer   +5 more
doaj   +2 more sources

The Intensification of Prolonged Cooling Climate-Exacerbated Late Ordovician–Early Silurian Mass Extinction: A Case Study from the Wufeng Formation–Longmaxi Formation in the Sichuan Basin

Journal of Marine Science and Engineering, 2023
The Late Ordovician–Early Silurian period was a significant transitional phase in geological history and has garnered global interest. This study focuses on the black shale series of the Wufeng Formation–Longmaxi Formation of the Upper Ordovician–Lower ...
Zhibo Zhang, Yinghai Guo, Hengye Wei, Chunlin Zeng, Jiaming Zhang, Difei Zhao   +5 more
doaj   +2 more sources

Geochemical Characteristics and Organic Matter Accumulation of Wufeng-Longmaxi Shales in the Southeast of the Sichuan Basin of South China

Geofluids, 2022
The Upper Ordovician Wufeng Formation and Lower Silurian Longmaxi Formation black shales are the critical targets for shale gas exploration in the Sichuan Basin of South China.
Ying Zhang, Chengfu Lyu, Xue Gao, Zhaoqing Dang, Zhaotong Sun, Qianshan Zhou, Guojun Chen   +6 more
doaj   +2 more sources

Comparative Analysis of Shale Gas Enrichment and High Yield Geological Conditions of Wufeng–Longmaxi Formation and Qiongzhusi Formation in Southern Sichuan Basin

Geofluids
Wufeng–Longmaxi Formation and Qiongzhusi Formation are the significant shale gas exploration strata in China. The former has made a major breakthrough, and the exploration of the latter is restricted.
Majia Zheng, Hui Long, Ya Wu, Zhipeng Ou, Wenlei Liu, Dandan Wang, Wenyi Chen, Zhenxue Jiang, Xianglu Tang   +8 more
doaj   +2 more sources

Characteristics and exploration significance of Wufeng-Longmaxi Formation stratigraphic section in Mount Huaying, Sichuan Basin

Youqicang pingjia yu kaifa, 2022
In recent years, the exploration of Longmaxi Formation in Sichuan Basin has been successful, but the shale gas of the complex structural belt’s Longmaxi Formation are still the next areas for exploration.
XIONG Liang, DONG Xiaoxia, ZHAO Yong, WEI Limin, WANG Tong, WANG Yan   +5 more
doaj   +2 more sources