Results 1 to 10 of about 9,661 (202)

Genetic connection between mud shale lithofacies and shale oil enrichment in Jiyang Depression, Bohai Bay Basin

open access: yesPetroleum Exploration and Development, 2016
By using microscope, argon ion polishing technology, nuclear magnetic resonance (NMR), scanning electron microscopy, and hydrocarbon generation and expulsion simulation, reservoir properties, oiliness and shale oil mobility of different mud shale ...
Yong WANG   +10 more
doaj   +2 more sources

Microbial Community Composition and Function in Jiangsu Oil Reservoir Cores, China. [PDF]

open access: yesEnviron Microbiol Rep
Shale oil reservoirs meet the basic requirements for microbial growth. Microorganisms, crude oil and water are distributed within the pore spaces of the reservoir formation. In situ microorganisms utilise crude oil for growth and reproduction. ABSTRACT Shale oil reservoirs are typically characterised by elevated temperatures, confined spaces and ...
Wang BW   +10 more
europepmc   +2 more sources

Shale dominant lithofacies and shale oil enrichment model of Lower Permian Fengcheng Formation in Hashan area, Junggar Basin

open access: yesShiyou shiyan dizhi, 2023
Compared with the Mahu Sag in the Junggar Basin, the adjacent Hashan area has undergone multi-stage napping and complicated oil-gas formation and evolution process, making its shale oil exploration facing many challenges, such as unclear dominant ...
Kuihua ZHANG   +9 more
doaj   +2 more sources

Seismic prediction of shale oil lithofacies associations based on sedimentary facies patterns: A case study of the shahejie formation in the Huanghekou Sag. [PDF]

open access: yesPLoS ONE
The lithofacies play a pivotal role in studying development patterns, reservoir characteristics, and sweet spot predictions of shale oil. Lithofacies classification typically relies on core observations and conventional well logging analyses, whereas ...
He Zhao   +3 more
doaj   +2 more sources

Accurate lithofacies identification in deep shale gas reservoirs via an optimized neural network recognition model, Qiongzhusi Formation, southern Sichuan [PDF]

open access: yesScientific Reports
The Lower Cambrian Qiongzhusi Formation is crucial for exploring deep shale gas in Sichuan, however, challenges in accurately classifying shale lithofacies have hindered its commercialization.
Liang Xiong   +6 more
doaj   +2 more sources

Lithofacies Characteristics of Gulong Shale and Its Influence on Reservoir Physical Properties

open access: yesEnergies
The lithofacies characteristics of the Qingshankou Formation (K2qn) shale in the Gulong Depression are crucial for oil exploration and development. This study investigates the K2qn shale lithofacies characteristics and their impact on reservoir physical ...
Zongyan Han   +6 more
doaj   +2 more sources

3D discrete network modeling of shale bedding fractures based on lithofacies characterization

open access: yesPetroleum Exploration and Development, 2017
Taking the Upper Ordovician Wufeng-Lower Silurian Longmaxi shale gas field in the Jiaoshiba area in Sichuan Basin as an example, 3D discrete network modeling of shale bedding fractures based on lithofaices characterization was studied. The development of
Chenghua OU, Chaochun LI
doaj   +2 more sources

Marcasite at the Permian‐Triassic Transition

open access: yesGeophysical Monograph Series, Page 377-399., 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.
Elena Lounejeva   +7 more
wiley  

+2 more sources

Lithofacies Paleogeography and Geological Survey of Shale Gas [PDF]

open access: yes, 2023
This is an open access book. This book presents new theory and methods on compiling lithofacies paleogeographic maps as a key tool for guiding geological survey on shale gas. The fundamental goal of the shale gas geological survey is to find the ‘dessert’ area.
Mou, Chuanlong   +7 more
openaire   +2 more sources

Shale lithofacies types and reservoir characteristics from Ordovician Wufeng Formation to the first sub-member of the first member of Silurian Longmaxi Formation, northeast Zhaotong area

open access: yesShiyou shiyan dizhi, 2023
Shale lithofacies has an important influence on shale reservoirs. It controls the hydrocarbon generation capacity, storage performance and fracturing performance of shale to a certain extent.
Guanbao REN   +3 more
doaj   +1 more source

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