Results 91 to 100 of about 627 (208)

Logging identification of lithology in fine-grained sedimentary rocks based on the FSSA-HKELM model: a case study of the Qingshankou Formation in the Songliao Basin (NE China) [PDF]

open access: yes
The lithology distribution of fine-grained sedimentary rocks in regional space plays a crucial role in guiding the exploration of oil shale layers. Identifying lithology by conventional logging information is efficient and cost-effective.
Baiqiang Tang   +6 more
core   +1 more source

The Impact of Fractures on Shale Oil and Gas Enrichment and Mobility: A Case Study of the Qingshankou Formation in the Gulong Depression of the Songliao Basin, NE China

open access: yesEnergies
To study the impact of faults on the enrichment and mobility of shale oil in the Gulong area, representative rock samples were selected in this paper. Based on geochemical data and chemical kinetics methods, coupled with shale oil enrichment and mobility
Xuefeng Bai   +10 more
doaj   +1 more source

Geochemical Characteristics and Paleoenvironmental Reconstruction of the Cretaceous Qingshankou Formation Shales in the Southeastern Uplift of the Songliao Basin: A Case Study from the Niaohexiang Section of Binxian, China

open access: yesApplied Sciences
The Qingshankou Formation shales in the southeastern uplift of the Songliao Basin provide an ideal archive for constraining the controls of paleoenvironment on organic matter enrichment.
Yangxin Su   +5 more
doaj   +1 more source

Discovery of nano organo-clay complex pore-fractures in shale and its scientific significance: A case study of Cretaceous Qingshankou Formation shale, Songliao Basin, NE China

open access: yesPetroleum Exploration and Development
A new pore type, nano-scale organo-clay complex pore-fracture was first discovered based on argon ion polishing-field emission scanning electron microscopy, energy dispersive spectroscopy and three-dimensional reconstruction by focused ion-scanning ...
Longde SUN   +7 more
doaj   +1 more source

Distribution and formation of tight oil in Qijia area, Songliao Basin, NE China

open access: yesPetroleum Exploration and Development, 2015
By using geologic, geochemical, well test, well drilling and well logging data, the formation conditions and distribution pattern of tight oil in Gao 3 and Gao 4 oil layers of Gaotaizi layer, Upper Cretaceous Qingshankou Formation, Qijia area, Songliao ...
Lizhi SHI   +4 more
doaj   +1 more source

Restoration of buried organic carbon for catagenesis-affected rocks using Rock-Eval thermal analysis: Assumptions, performance, and uncertainty analysis [PDF]

open access: yes
Total organic carbon (TOC) content, a classic indicator of rock organic richness, is widely used in geological archives for paleoenvironmental interpretation and petroleum system modeling. However, organic carbon (OC) undergoes significant alteration and
Huang, Yizhou   +7 more
core   +1 more source

Anisotropic Mechanical Parameter Testing of Bedded Shale and Its Influence Mechanisms on Hydraulic Fracture Propagation

open access: yesApplied Sciences
The development and utilization of unconventional shale oil and gas have enhanced the resilience of global energy security. Hydraulic fracturing is the primary method for enhancing unconventional shale oil and gas extraction.
Zhihao Zhao   +6 more
doaj   +1 more source

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