Results 1 to 10 of about 1,554 (171)

Phase behavior of nanoconfined continental shale oil and reservoir fluid phases in the Gulong shale of the Songliao basin [PDF]

open access: yesScientific Reports
The shale oil phase state is essential for assessing shale oil production, establishing development plans, and enhancing oil recovery. Previous studies on shale oil phase state mainly focused on bulk fluid phase based on fluid composition retrieved from ...
Jiamin Lu   +8 more
doaj   +4 more sources

Platinum Group Element Traces of CAMP Volcanism Associated With Low‐Latitude Environmental and Biological Disruptions

open access: yesGeophysical Monograph Series, Page 263-304., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jessica H. Whiteside   +3 more
wiley  

+5 more sources

Characteristics of Pore Oil–Water Occurrence in Shale Oil Reservoirs Using NMR Technique [PDF]

open access: yesACS Omega
Bo Gao   +9 more
doaj   +2 more sources

Finite-Horizon Variance-Constrained Estimation for Complex Networks Subject to Dynamical Bias Using Binary Encoding Schemes

open access: yesIEEE Access, 2023
In this article, a variance-constrained $H_{\infty }$ state estimation issue is dealt with for a type of nonlinear time-varying complex networks affected by dynamical bias under binary encoding schemes (BESs).
Weijian Li   +4 more
doaj   +1 more source

Pore types, genesis, and evolution model of lacustrine oil-prone shale: a case study of the Cretaceous Qingshankou Formation, Songliao Basin, NE China

open access: yesScientific Reports, 2022
A comprehensive characterisation of the pore structure in shale oil reservoirs is essential for forecasting oil production and exploration risks. This study forecasted these risks in the oil-rich Songliao Basin using combination of high-resolution field ...
Wenyuan He   +8 more
doaj   +1 more source

Identification, evolution and geological indications of solid bitumen in shales: A case study of the first member of Cretaceous Qingshankou Formation in Songliao Basin, NE China

open access: yesPetroleum Exploration and Development, 2023
On the basis of sorting out current understanding of solid bitumen (SB) in shales and taking organic-rich shales in the first member of the Cretaceous Qingshankou Formation in the Songliao Basin as an example, the definition, classification, occurrence ...
Bo LIU   +6 more
doaj   +1 more source

Study on Wax Deposition Law in Daqing Gulong Shale Oil [PDF]

open access: yesE3S Web of Conferences
Daqing Gulong shale oil exhibits elevated wax content, a high wax precipitation point, and a high freezing point. However, its oil density and viscosity are relatively low, making it susceptible to wax crystal precipitation. The risk of pipeline clogging
Zhao Xuefeng   +5 more
doaj   +1 more source

Dolomite Formation Driven by the Synergy of Hydrothermal Activity, Biology, and Climate: A Case Study from the Lucaogou Formation in the Jimsar Sag

open access: yesApplied Sciences
Typical saline lacustrine mixed sedimentary strata are developed in the Middle Permian Lucaogou Formation (P2l) in the Jimsar Sag, with frequent interbedding of mudstone, dolomitic mudstone, and argillaceous dolomite.
Wenren Zeng   +8 more
doaj   +1 more source

Oil mobilization characteristic through gas exhaust and huff-and-puff synergistic effect in laminated shale: A case study of Qingshankou Formation in Gulong Sag, Songliao Basin

open access: yesYouqi dizhi yu caishoulu
This paper takes three lithologies of shales, namely felsic shale, mixed shale, and clayey shale in the Qingshankou Formation in the Gulong Sag of the Songliao Basin as research objects, analyzes oil mobilization characteristics of the microscopic pore ...
FU Lanqing   +7 more
doaj   +1 more source

Major engineering breakthrough of Well XA‐1, the deepest ten‐thousand‐meter well in a global sedimentary basin

open access: yesDeep Underground Science and Engineering, EarlyView.
Well XA‐1, completed at a true vertical depth of 11 156 m in the Shawan Sag of the Junggar Basin, is the deepest predominantly near‐vertical well drilled in a sedimentary basin. The figure shows the basin's tectonic framework and well location (a), a structural cross‐section spanning the Shawan Sag and adjacent uplifts (b), and the stratigraphic column
Fangkai Liu   +3 more
wiley   +1 more source

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