Results 71 to 80 of about 885 (217)

The oil shale formation mechanism of the Songliao Basin Nenjiang Formation triggered by marine transgression and oceanic anoxic events 3; pp. 89–118 [PDF]

open access: yes, 2021
The influence of oceanic anoxic events 3 (OAE3) and transgression events during the ConiacianĂ¢Santonian boundary period on the sedimentary paleoenvironment of Nenjiang Formation strata and the oil shale formation mechanism is not clear yet.
Hansheng Cao   +6 more
core   +1 more source

A novel method for automatic quantification of different pore types in shale based on SEM-EDS calibration [PDF]

open access: yes
Pore type is a crucial consideration in the quantification of shale pores. Convolutional Neural Networks (CNNs) are widely used for identifying pore types in shale, but it is hampered by feature extraction bias, difficult data labeling, and poor ...
Chen, Guohui   +7 more
core   +1 more source

Authigenic silica in continental lacustrine shale and its hydrocarbon significance

open access: yesPetroleum Exploration and Development, 2022
Taking lake basin shales of the Triassic Yanchang Formation in the Ordos Basin, NW China and the Cretaceous Qingshankou Formation in the Songliao Basin, NE China as research objects, the characteristics and origins of different types of silica in the ...
Bin BAI   +8 more
doaj   +1 more source

Pore evolution modeling in natural lacustrine shale influenced by mineral composition: Implications for shale oil exploration and CO2 storage [PDF]

open access: yes
Describing the organic-inorganic pore evolution influenced by mineral composition is crucial for characterizing shale oil storage capacity and flow in shale, and it also helps predict storage capacity for sequestered CO2.
Bai, Longhui   +5 more
core   +1 more source

Petrology, Physical Properties, and Diagenetic Characteristics of Glutenite Reservoir: An Example from the Upper Urho Formation in Zhongguai Salient, Junggar Basin, China [PDF]

open access: yes, 2022
The Upper Urho Formation on the northwest margin of the Junggar Basin is a key formation for oil and gas exploration. Based on the core observation, combined with the analysis of cast thin section, scanning electron microscope, energy dispersive spectrum,
Changming Zhang   +6 more
core   +1 more source

Multi-label prediction method for lithology, lithofacies and fluid classes based on data augmentation by cascade forest [PDF]

open access: yes, 2023
Predicting the lithology, lithofacies and reservoir fluid classes of igneous rocks holds significant value in the domains of CO2 storage and reservoir evaluation.
A, Ruhan   +5 more
core   +1 more source

Classification evaluation and distribution characteristics of sandstone interlayer reservoirs: A case study of the first member of Qingshankou Formation in Daqingzijing area, Changling Sag, Songliao Basin [PDF]

open access: yesYouqicang pingjia yu kaifa
The intercalated shale oil within the first member of the Qingshankou Formation in the southern Songliao Basin exhibits significant exploration potential, primarily influenced by the quality of its intercalations, which impacts both oil content and ...
XIAO Dianshi, GUO Xueyi, WANG Meng, XING Jilin, WANG Min, WANG Rui, ZHENG Lehua, GUAN Xiaodie
doaj   +1 more source

Introducing Novel Correction Methods to Calculate Sedimentary Basin Overpressure and Its Application in Predicting Pressure Value and Origin

open access: yesEnergies, 2023
Overpressure is an important phenomenon observed in sedimentary basins. To enhance the precision of identifying the origin of overpressure and predicting it accurately, this paper presents four practical methods for analyzing formation overpressure ...
Zeyang Xu   +6 more
doaj   +1 more source

Recent advances on shale oil and gas exploration and development technologies [PDF]

open access: yes, 2023
In the face of the complex global energy transition, the development of unconventional oil and gas resources, such as oil shale, shale oil, and shale gas, encounters challenges related to carbon neutrality, technological complexities, and costs. However,
Deng, Sunhua, Guo, Wei, Sun, Youhong
core   +1 more source

Genetic mechanism and petroleum geological significance of calcite veins in organic-rich shales of lacustrine basin: A case study of Cretaceous Qingshankou Formation in Songliao Basin, China

open access: yesPetroleum Exploration and Development
Based on the observation and analysis of cores and thin sections, and combined with cathodoluminescence, laser Raman, fluid inclusions, and in-situ LA-ICP-MS U-Pb dating, the genetic mechanism and petroleum geological significance of calcite veins in ...
Wenyuan HE   +5 more
doaj   +1 more source

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