Results 1 to 10 of about 3,076 (198)

Geochemical Characteristics of Crude Oil in Member 7 of Yanchang Formation in Yanchang Oilfield

open access: yesJournal of Chemistry, 2022
Oil is an important primary energy for national production and life and national defense, and China is the key to rapid development. It is of great strategic significance to ensure the safe and efficient production of the oil industry.
Wenming Li   +5 more
doaj   +2 more sources

Geometric Heterogeneity of Continental Shale in the Yanchang Formation, Southern Ordos Basin, China. [PDF]

open access: yesSci Rep, 2017
AbstractFavorable prospects for the exploration of shale gas have been demonstrated in the Ordos Basin, China. Outcrop and core observations indicate that there are abundant laminas in the shale strata, which exert a great influence on hydro-fracture propagation, gas storage and fluid flow.
Li L   +5 more
europepmc   +5 more sources

Characteristics of tight oil in Triassic Yanchang Formation, Ordos Basin

open access: yesPetroleum Exploration and Development, 2013
By comprehensive study of reservoir and source rock distribution, petrology and geochemistry, the tight oil and its exploration potential was analyzed in the Triassic Yanchang Formation, Ordos Basin.
Jingli YAO   +5 more
doaj   +2 more sources

Geochemical Characteristics and Origins of the Crude Oil of Triassic Yanchang Formation in Southwestern Yishan Slope, Ordos Basin [PDF]

open access: yesInternational Journal of Analytical Chemistry, 2017
Biomarker compounds that derived from early living organisms play an important role in oil and gas geochemistry and exploration since they can record the diagenetic evolution of the parent materials of crude oil and reflect the organic geochemical ...
Xiaoli Zhang   +4 more
doaj   +2 more sources

Investigation on Pore Structures of Yanchang Formation Shale Using Micro X-ray Microscopy

open access: yesYankuang ceshi, 2020
BACKGROUND Shale pore structure is the key to determine reservoir storage and migration capacity. It is of great significance for improving the productivity assessment of continental shale gas in China, and fracturing technology.
WANG Yu   +3 more
doaj   +2 more sources

Palaeostructure, evolution and tight oil distribution of the Ordos Basin, China [PDF]

open access: yesOil & Gas Science and Technology, 2019
Whether or not the tight oil in the Triassic Yanchang Formation of the Ordos Basin is controlled by structural factors is a controversial issue, the relationship between the structural factors of the strata and the distribution of tight oil is limited to
Gao Shengli, Yang Jinxia
doaj   +4 more sources

Geochemical characteristics and genesis of the Yanchang Formation terrestrial shale gas in the Yanchang exploration area

open access: yes矿业科学学报, 2017
Through analyzing the gas composition and isotopes of carbon and hydrogen of the shale gas samples, the geochemical characteristics of the upper Triassic Yanchang Formation shale from the Yanchang exploration area in the southeastern Ordos basin were ...
Xu Hongwei   +6 more
doaj   +1 more source

Quantitative evaluation of fracture development in Triassic Yanchang Formation, Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2015
To uniformly evaluate the fracture development of the Triassic Yanchang Formation in Ordos Basin, a set of evaluation methods for fracture development degree is established by observation and account of fractures developed in the sandstone cores of the ...
Geyun LIU   +4 more
doaj   +2 more sources

Formation Conditions and Sedimentary Characteristics of a Triassic Shallow Water Braided Delta in the Yanchang Formation, Southwest Ordos Basin, China. [PDF]

open access: yesPLoS One, 2015
A large, shallow braided river delta sedimentary system developed in the Yanchang Formation during the Triassic in the southwest of the Ordos basin. In this braided delta system, abundant oil and gas resources have been observed, and the area is a hotspot for oil and gas resource exploration.
Liu Z, Shen F, Zhu X, Li F, Tan M.
europepmc   +5 more sources

Carbonate Concretions in Triassic Yanchang Formation (Ordos Basin, China) as Evidence of Hydrothermal Activity

open access: yesEnergies, 2023
The discovery of concretions of Chang 7 shale formations in the Ordos basin has increased interest in the exploration of lacustrine carbonate genesis in these basins.
Mengsi Sun, Congjun Feng, Chiyang Liu
doaj   +2 more sources

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