Results 81 to 90 of about 79,436 (197)

Depositional environment and pore structure of mixed lithofacies shale of the Longmaxi Formation in the DM Block, the Southern Sichuan Basin, China

open access: yesEnergy Exploration & Exploitation, 2020
Distinguishing the differences of pore characters between different mixed lithofacies shales is helpful for improving shale gas development efficiencies. In this study, the targeted Longmaxi shale ( L 1 ) of the Southern Sichuan Basin was selected as the
Jijun Tian   +4 more
doaj   +1 more source

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

open access: yes, 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
core   +1 more source

The effect of lamina and lithofacies assemblage on molecular maturity of oil in a shale source-rock reservoir

open access: yes, 2023
This paper discusses the effect of the source rock-reservoir assemblage and the assemblage-induced variability in hydrocarbon expulsion and the subsequent molecular composition as well as molecular thermal maturity within a hybrid shale system.
Jinzhong Liu   +11 more
core   +1 more source

Black shale lithofacies prediction and distribution Pattern analysis of middle Devonian Marcellus Shale in the Appalachian Basin, northeastern U.S.A. [PDF]

open access: yes, 2012
The Marcellus Shale, marine organic-rich mudrock deposited during Middle Devonian in the Appalachian basin, is considered the largest unconventional shale-gas resource in United State.
Wang, Guochang
core  

Comparative Study on Pore Characteristics and Methane Adsorption Capacity of the Lower Silurian Longmaxi Shales with Different Lithofacies

open access: yesFractal and Fractional
In this study, shale samples with diverse lithofacies from the Lower Silurian Longmaxi Formation in the Fuling Field were investigated to evaluate the variations in pore characteristics and methane adsorption capacity (MAC) of different shale lithofacies.
Xiaoming Zhang   +9 more
doaj   +1 more source

OS-01 SCEEP: Report on economics of environmental protection for a federal oil shale leasing program

open access: yes, 1971
Prepared for the Director of Natural Resources of the State of Colorado.Authors' names are from citation listed on the Colorado Geological Survey's website.This report was prepared at the request of Thomas W.
Tweedy, John B.   +4 more
core  

Favourable exploration lithofacies of hybrid sedimentary shales in the Dongpu depression, Bohai Bay Basin

open access: yesFrontiers in Earth Science
Hybrid sedimentary shales (HSS) are key components of continental shale oil resources. The inherent heterogeneity of HSS lead to rapid variations in oil content and mobility, complicating sweet spot prediction.
Jinbao Duan   +8 more
doaj   +1 more source

Dominant lithofacies and main controlling factors of shale oil and gas enrichment in Jurassic Lianggaoshan Formation in eastern Sichuan region

open access: yesYouqi dizhi yu caishoulu
The geological reserves of shale oil from the Jurassic Lianggaoshan Formation in the eastern Sichuan region are large, but challenges of the high inhomogeneity and the unclear identification of sweet spots, etc., seriously limit the effective exploration
XIE Bing   +7 more
doaj   +1 more source

Analysis of Mudrock Lithofacies and Hydrocarbon-Source Potential of the Middle Ordovician Athens Shale, Alabama Fold and Thrust Belt [PDF]

open access: yes, 2017
Lithologic, petrologic, and geochemical studies were performed on the Ordovician Athens Shale, with a focus on a 140-ft-thick core section recovered near Calera, Alabama, supplemented by observations of limited outcrop exposures.
Daymond, Phillip
core  

Paleoenvironmental controls on organic-rich lithofacies of Eocene saline lacustrine in the Chentuokou Depression, Jianghan Basin

open access: yes地质科技通报
Source rocks characterized by shale-dolomite interbeds were widely developed in oil group Ⅱ, the lower Member of Xingouzui Formation in Jianghan Basin. A breakthrough has been made recently in shale oil exploration of shale-dolomite interbeds, while the ...
Yingyue YU   +3 more
doaj   +1 more source

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