Results 21 to 30 of about 20,440 (257)

Gas-water relative permeability model for tight sandstone gas reservoirs [PDF]

open access: yesSCIENTIA SINICA Technologica, 2018
The pores in tight sandstone gas reservoir are mostly in microscale, and the gas water two-phase flow behavior through those pores is considerably complicated, thus, how to establish a reliable relative permeability model is the urgent problem to be solved.
Tao ZHANG   +5 more
openaire   +1 more source

Implications of heterogeneous fracture distribution on reservoir quality; an analogue from the Torridon Group sandstone, Moine Thrust Belt, NW Scotland [PDF]

open access: yes, 2017
This research was funded by a NERC CASE studentship (NERC code NE/I018166/1) in partnership with Midland Valley. Midland Valley's Move software was used for cross section construction and strain modelling.
Bond, Clare E.   +3 more
core   +1 more source

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

Evaluation of Co-exploration Potential of Coalbed Methane and Tight Sandstone Gas in Hegang Basin

open access: yesMeikuang Anquan, 2020
For the characteristics of large number and thickness of coal seams and tight sandstones in the coal-bearing rock series in Hegang Basin, the characteristics of coal rock, sedimentary environment, reservoir thickness, sealing characteristics, and gas ...
ZHAO Lifang, ZHANG Zhou, YANG Jin
doaj   +1 more source

Study on the Microscopic Pore Structures of Coal Measure Reservoirs in the Shanxi Formation, Eastern Ordos Basin

open access: yesFrontiers in Earth Science, 2022
The Carboniferous-Permian coal measures in China contain abundant natural gas resources. Shale, coal and tight sandstone reservoirs are developed in coal measures, and the quantitative characterization of the pore structures of different types of ...
Jiao Pengfei   +6 more
doaj   +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   +1 more source

Rock Physical Modeling and Seismic Dispersion Attribute Inversion for the Characterization of a Tight Gas Sandstone Reservoir

open access: yesFrontiers in Earth Science, 2021
Gas identification using seismic data is challenging for tight gas reservoirs with low porosity and permeability due to the complicated poroelastic behaviors of tight sandstone.
Han Jin   +6 more
doaj   +1 more source

Unconventional natural gas accumulation system

open access: yesNatural Gas Industry B, 2022
Unlike conventional natural gas accumulations, unconventional ones have obvious particularity in reservoir forming conditions, enrichment mechanism, distribution modes, prediction method, and exploration technology.
Zhijun Jin, Jinchuan Zhang, Xuan Tang
doaj   +1 more source

Relating pore fabric geometry to acoustic and permeability anisotropy in Crab Orchard Sandstone: A laboratory study using magnetic ferrofluid [PDF]

open access: yes, 2003
Pore fabric anisotropy is a common feature of many sedimentary rocks. In this paper we report results from a comparative study on the anisotropy of a porous sandstone (Crab Orchard) using anisotropy of magnetic susceptibility (AMS), acoustic wave ...
Benson, PM, Meredith, PG, Platzman, ES
core   +1 more source

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