Results 31 to 40 of about 275,257 (287)

Modeling Method to Characterize the Pore Structure of Fractured Tight Reservoirs

open access: yesApplied Sciences, 2022
The study of unconventional reservoirs has gained increasing attention with the deepening of exploration and development especially in deep-buried tight sandstone reservoirs.
You Zhou, Guangzhi Zhang, Junzhou Liu
doaj   +1 more source

Pore Structure Differentiation between Deltaic and Epicontinental Tight Sandstones of the Upper Paleozoic in the Eastern Linxing Area, Ordos Basin, China

open access: yesGeofluids, 2021
Research on tight gas reservoirs in the eastern margin of the Ordos Basin, China, has recently become a hot spot. This paper mainly studies the reservoir characteristics of tight sandstone in the north-central area close to the provenance in eastern ...
Jimei Deng   +6 more
doaj   +1 more source

Micro-scale pore-throat distributions in tight sandstone reservoirs and its constrain to movable fluid

open access: yesShiyou shiyan dizhi, 2021
To understand the constrains of multi-scale microscopic pore-throat distributions to the movable fluid in tight sandstone reservoirs, high-pressure mercury injection and nuclear magnetic resonance (NMR) were employed to obtain the distribution ...
Hongli ZHONG   +4 more
doaj   +1 more source

Formation condition of deep gas reservoirs in tight sandstones in Kuqa Foreland Basin

open access: yesPetroleum Research, 2018
Due to the high expense of deep oil and gas exploration, prediction of gas-bearing properties before drilling is crucial for deep gas reservoir of tight sandstone. Deep tight sandstone gas fields in Kuqa Foreland Basin are characterized by high abundance,
Xuesong Lu   +6 more
doaj   +1 more source

Topological Characteristics of the Pore Network in the Tight Sandstone Using Persistent Homology. [PDF]

open access: yesACS Omega
Tight sandstone reservoirs have become important areas for unconventional reservoir development, and their pore network is a key feature for identifying tight sandstone, which affects fluid migration path and reservoir development efficiency.
Wang W, Yan Z, Wang L, Xu S.
europepmc   +2 more sources

Volumetric acid fracturing technology of offshore tight sandstone gas reservoirs

open access: yes, 2020
The stimulation of offshore tight sandstone gas reservoirs is influenced by several factors. In order to promote the efficient development of offshore tight sandstone gas reservoirs, volumetric acid fracturing technology of offshore tight sandstone gas ...
ZHAO Liqiang   +5 more
core   +1 more source

Identification of MarvelD3 as a tight junction-associated transmembrane protein of the occludin family [PDF]

open access: yes, 2009
Background: Tight junctions are an intercellular adhesion complex of epithelial and endothelial cells, and form a paracellular barrier that restricts the diffusion of solutes on the basis of size and charge.
Rodrigues, N.T.L.   +11 more
core   +1 more source

Influence of tight sandstone gas in roof on gas production in deep coalbed methane wells: A case study of Shenfu block in Ordos Basin [PDF]

open access: yesYouqicang pingjia yu kaifa
In the Shenfu block located on the eastern margin of the Ordos Basin, the deep coal seam is intimately interlayered with the tight sandstone layer. During the development of deep coalbed methane, a notable phenomenon has been observed whereby tight ...
WANG Xiaodong, WANG Yuchuan, LIANG Xiaolei, KANG Lifang, CHAO Weiwei, LIU Shiqi, HUANG Fansheng, WANG Wenkai, LIANG Yu
doaj   +3 more sources

Formation mechanism of tight sandstone gas in areas of low hydrocarbon generation intensity: A case study of the Upper Paleozoic in north Tianhuan depression in Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2018
The Upper Paleozoic in the north part of Tianhuan depression in the Ordos Basin, NW China has lower hydrocarbon generation intensity and complex gas-water relationship, the main factors controlling the formation of tight sandstone gas and the ...
Fudong ZHANG   +10 more
doaj   +1 more source

Tight sandstone reservoir sensitivity and damage mechanism analysis: A case study from Ordos Basin, China and implications for reservoir damage prevention

open access: yesEnergy Geoscience, 2022
Analysis of reservoir sensitivity to velocity, water, salt, acid, alkali and stress is critical for reservoir protection. To study the tight sandstone reservoir sensitivity at different formation depths (effective stress) and formation water conditions ...
Zhongquan Liu   +9 more
doaj   +1 more source

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