Pore Characteristics of Lacustrine Shale Oil Reservoir in the Cretaceous Qingshankou Formation of the Songliao Basin, NE China [PDF]
Energies, 2020 Shale oil is hosted in nanopores of organic-rich shales, so pore characteristics are significant for shale oil accumulation. Here we analyzed pore characteristics of 39 lacustrine shale samples of the Late Cretaceous Qingshankou Formation (K2qn) in the ...
Xiaomeng Cao +6 more
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Discovery and significance of tempestites and storm deposits in the Qingshankou Formation of the Gulong Sag, northeastern China [PDF]
Frontiers in Earth Science, 2023 The Qingshankou Formation in the Gulong Sag has attracted significant attention due to its rich shale oil reserves. However, several fundamental geological problems associated with shale from the Qingshankou Formation remain unresolved.
Wenyuan He +5 more
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Characterization of Microstructures in Lacustrine Organic-Rich Shale Using Micro-CT Images: Qingshankou Formation in Songliao Basin [PDF]
Energies, 2022 In order to explore the development characteristics and influencing factors of microscale pores in lacustrine organic-rich muddy shale, this study selected five shale samples with different mineral compositions from the Qingshankou Formation in the ...
Yan Cao, Qi Wu, Zhijun Jin, Rukai Zhu
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Study on Dolomite Thin Layers and Nodules in the Qingshankou Formation Shale Oil Reservoir of Gulong Sag [PDF]
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 +4 more
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CHARACTERISTICS AND COMPREHENSIVE UTILIZATION OF OIL SHALE OF THE UPPER CRETACEOUS QINGSHANKOU FORMATION IN THE SOUTHERN SONGLIAO BASIN, NE CHINA; pp. 312–335 [PDF]
Oil Shale, 2017 The Songliao Basin is a large Mesozoic oil shale-bearing basin in northeastern China, the resources of which are most abundant, while the rockâs discovered resources are mainly concentrated in the southern part of the basin.
FEI HU +4 more
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Petroleum Research, 2023 Continental shale oil is widely distributed in the Cretaceous Qingshankou Formation of the Songliao Basin in Northeast China. In the Qijia-Gulong sag and the Changling sag in the Songliao Basin, breakthroughs of shale oil exploration and development have
Bo Zhou +5 more
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Characteristics and Key Controlling Factors of the Interbedded-Type Shale-Oil Sweet Spots of Qingshankou Formation in Changling Depression [PDF]
Energies, 2023 Different types of shale-oil sweet spots have developed and are vertically stacked in multiple layers of the Qingshankou Formation in the Changling Depression, southern Songliao Basin.
Liang Yang +5 more
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Logging Characteristics and Identification Methods of Low Resistivity Oil Layer: Upper Cretaceous of the Third Member of Qingshankou Formation, Daqingzijing Area, Songliao Basin, China [PDF]
Geofluids, 2017 This study focuses on low resistivity thick layer sandstone in the X~XII groups of the third member of Qingshankou Formation at Daqingzijing oilfield, along with comprehensive data of logging, core, oil test, and production test.
Congjun Feng +3 more
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Organic carbon burial is paced by a ~173-ka obliquity cycle in the middle to high latitudes. [PDF]
Sci Adv, 2021 Earth’s climate system is complex and inherently nonlinear, which can induce some extraneous cycles in paleoclimatic proxies at orbital time scales. The paleoenvironmental consequences of these extraneous cycles are debated owing to their complex origin.
Huang H +7 more
europepmc +3 more sources
Laminar Structure and Reservoir Quality of Shales with High Clay Mineral Content in the Qingshankou Formation, Songliao Basin [PDF]
Energies, 2022 This paper investigates high-maturity organic matter-rich shales with high clay mineral contents in the Qingshankou Formation, in the Gulong Depression of the Songliao Basin, at a sub-millimeter scale, using a new laminar division method based on XRF data.
Ganlin Hua +7 more
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