Results 41 to 50 of about 3,028,198 (245)

Shale gas enrichment pattern and exploration significance of Well WuXi-2 in northeast Chongqing, NE Sichuan Basin

open access: yesPetroleum Exploration and Development, 2016
The shale gas enrichment pattern of Well Wuxi-2 in northeast Chongqing was studied, based on the data of the drilling, graptolite biostratigraphy, geochemistry, rock minerals, microscopic characteristics of reservoir beds and tectonic conditions, etc ...
Feng LIANG   +11 more
doaj   +1 more source

Microstructure Characterization Techniques for Shale Reservoirs: A Review

open access: yesFrontiers in Earth Science, 2022
The microstructure of shale reservoirs refers to the distribution of mineral–organic matter, pore–fracture features, diagenetic processes, and their interrelations. The comprehensive and accurate analysis of the shale microstructure plays a critical role
Yujing Qian   +10 more
doaj   +1 more source

Integrated characterization of an organic-rich caprock shale, Svalbard, Arctic Norway

open access: yes, 2016
Both thermogenic and biogenic gas were encountered during scientific drilling on Svalbard, Arctic Norway. The thermogenic gas has been encountered in an interval at 650-703 m depth, spanning both the lower part of the caprock, an organic-rich shale unit ...
Senger K.   +4 more
core   +1 more source

Connotation and strategic role of in-situ conversion processing of shale oil underground in the onshore China

open access: yesPetroleum Exploration and Development, 2018
In-situ conversion processing (ICP) of shale oil underground at the depth ranging from 300 m to 3 000 m is a physical and chemical process caused by using horizontal drilling and electric heating technology, which converts heavy oil, bitumen and various ...
Wenzhi ZHAO, Suyun HU, Lianhua HOU
doaj   +1 more source

Sequence Stratigraphy, Depositional Environment and Associated Lithofacies of Lacustrine Shale: A Case From the Upper Fourth Member of Shahejie Formation, Dongying Depression, Bohai Bay Basin

open access: yesFrontiers in Earth Science, 2022
The lithofacies assemblages in the lacustrine shale of the Shahejie Formation in the Dongying Depression have different compositions due to the complex depositional climate, lake water conditions, and sediment supply.
Guiang Li   +9 more
doaj   +1 more source

Organic-rich shales as archive and resource for microbial extremophiles [PDF]

open access: yes, 2022
Organic-rich shales of sedimentary basins are the most abundant carbon-rich rocks throughout the world, formed as a consequence of different geological events. The repetitive sedimentation of the mudstones, clay particles, biological organic matter, microbial decomposition of the organic matter, and evaporation formed organic-rich shales of diverse ...
Arif, Sania   +5 more
openaire   +2 more sources

Molecular Simulation of CH4 Nanoscale Behavior and Enhanced Gas Recovery in Organic-Rich Shale

open access: yes, 2022
Occurrence and transport are two important nanoscale behaviors in the exploitation of shale gas. Nanopores in a realistic shale organic matrix are composed of kerogen molecules, which will have a great impact on surface-gas interactions and gas ...
Yang Li   +6 more
core   +1 more source

Petrophysical properties of deep Longmaxi Formation shales in the southern Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2020
Deep shale layer in the Lower Silurian Longmaxi Formation, southern Sichuan Basin is the major replacement target of shale gas exploration in China. However, the prediction of “sweet-spots” in deep shale gas reservoirs lacks physical basis due to the ...
Zhonghua XU   +9 more
doaj   +1 more source

Insights into the Influence of Geochemistry on Kerogen and Organic-rich Mudrocks [PDF]

open access: yes, 2023
The investigation of geochemical factors and their influence on kerogen and organic-rich mudrocks has profound implications for reservoir characterization, hydrocarbon exploration, and production strategies.
Mohammad, alaqib
core   +1 more source

A new species of Lonchidiidae (Hybodontiformes) from the Late Jurassic of Brazil (Aliança Formation, Jatobá Basin)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro   +1 more
wiley   +1 more source

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