Results 61 to 70 of about 4,180,288 (152)

Insights into the subsurface transport of As(V) and Se(VI) in produced water from hydraulic fracturing using soil samples from Qingshankou Formation, Songliao Basin, China [PDF]

open access: yes, 2017
Produced water is a type of wastewater generated from hydraulic fracturing, which may pose a risk to the environment and humans due to its high ionic strength and the presence of elevated concentrations of metals/metalloids that exceed maximum ...
Sun, Yuqing   +6 more
core   +3 more sources

Temperature-pressure history of the Cretaceous Qingshankou Formation and its relationship with Gulong shale oil enrichment in the northern Songliao Basin, China

open access: yesPetroleum Exploration and Development
The temperature-pressure history of the organic-rich shale in the Cretaceous Qingshankou Formation in the northern Songliao Basin was reconstructed through comprehensive analyses, including field tests, paleo-heat flow reconstruction, overpressure ...
Bo LIU   +6 more
doaj   +1 more source

Thermal Evolution and Hydrocarbon Generation History of Upper Cretaceous Qingshankou Formation in Central Depression of Songliao Basin

open access: yes
The Songliao Basin is an important Meso-Cenozoic terrestrial petroliferous basin in China. The hydrocarbon source rocks of the Upper Cretaceous Qingshankou Formation in the Central Depression possess favorable oil-generating conditions and huge ...
Yusheng Wang   +5 more
core   +1 more source

Reservoir space and enrichment model of shale oil in the first member of Cretaceous Qingshankou Formation in the Changling Sag, southern Songliao Basin, NE China

open access: yes, 2021
The lithology, lithofacies, reservoir properties and shale oil enrichment model of the fine-grained sedimentary system in a lake basin with terrigenous clastics of large depression are studied taking the organic-rich shale in the first member of ...
Jiahui SUN   +7 more
core   +1 more source

Organic Geochemistry and Hydrocarbon Generation Characteristics of Shale of the Fourth Member of Yingcheng Formation in the South Shuangcheng Fault Depression, Songliao Basin

open access: yes, 2022
In order to evaluate the potential for oil and gas resources in the deep fault depression of the Northern Songliao Basin, shale from the fourth member of the Yingcheng Formation (K1yc4) in the South Shuangcheng Fault Depression was selected as an example.
Changpeng Du   +5 more
core   +1 more source

Laminar Structure and Reservoir Quality of Shales with High Clay Mineral Content in the Qingshankou Formation, Songliao Basin

open access: yes, 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 ...
Mengying Li   +7 more
core   +1 more source

Ensemble learning for well-logging prediction of shale mineral composition and brittleness index: a case from the Qingshankou Formation, Songliao Basin

open access: yesFrontiers in Earth Science
Accurate evaluation of rock mechanical properties in shale reservoirs is essential for optimizing hydraulic fracturing design and achieving efficient development.
Shichen Xu   +13 more
doaj   +1 more source

Paleoenvironment and chemostratigraphy heterogenity of the Cretaceous organic-rich shales [PDF]

open access: yes, 2021
The Cretaceous Qingshankou Formation in the Songliao Basin is rich in shale oil resources, which has become one of the most important exploration targets of lacustrine shale oil in China.
Hou, Lianhua   +5 more
core   +1 more source

Orbital forcing and marine transgression controls on lacustrine organic matter enrichment during the Turonian: evidence from the lower Qingshankou Formation, Songliao Basin

open access: yesFrontiers in Earth Science
The lacustrine Qingshankou Formation in the Songliao Basin is a major source rock for shale oil. However, the controls on its organic matter (OM) enrichment, especially the interplay between orbital forcing and marine transgressions, remain unclear. This
Kerui Wu   +8 more
doaj   +1 more source

Application of the Fractal Method to the Characterization of Organic Heterogeneities in Shales and Exploration Evaluation of Shale Oil

open access: yesJournal of Marine Science and Engineering, 2019
The first member of the Qingshankou Formation, in the Gulong Sag in the northern part of the Songliao Basin, has become an important target for unconventional hydrocarbon exploration.
Bo Liu   +4 more
doaj   +1 more source

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