Results 91 to 100 of about 30,400 (205)

Characterization of active layer water contents in the McMurdo Sound region, Antarctica [PDF]

open access: yes, 2010
The liquid soil water contents in the seasonally thawed layer (active layer) were characterized from seven soil climate monitoring sites - four coastal sites from south to north (Minna Bluff, Scott Base, Marble Point and Granite Harbour), and inland ...
Balks, Megan R.   +2 more
core   +2 more sources

Critical dynamic conditions for gas migration in tight sandstone

open access: yesShiyou shiyan dizhi
Physical simulation serves as a crucial method for understanding the mechanisms of underground oil and gas migration and accumulation. To gain a deeper understanding of gas migration mechanisms in tight reservoirs under deep geological conditions ...
Ruogu WANG   +6 more
doaj   +1 more source

Nuclear Magnetic Resonance and High-Speed Centrifugation for Gas-Water Relative Permeability Curve of Low-Permeability and Tight Sandstone [PDF]

open access: yesE3S Web of Conferences
Gas-water relative permeability curve is the foundation of gas reservoir dynamic analysis and numerical simulation. It is generally obtained through gas displacing water experiment.
Yang Fenglai   +9 more
doaj   +1 more source

Research and Patterns of Rock Acid Pressure Corrosion Tests [PDF]

open access: yesE3S Web of Conferences
In China, tight sandstone gas reservoirs are widely distributed, yet their development is hindered by issues such as low extraction efficiency and a monotonous extraction approach.
Hu Jiangchun   +6 more
doaj   +1 more source

Quantitative characterization of pore structure of the Carboniferous–Permian tight sandstone gas reservoirs in eastern Linqing depression by using NMR technique

open access: yesPetroleum Research, 2018
Micro-nano scale pores can accurately and fastly be measured by the nuclear magnetic resonance (NMR) technique, which provides a new method to quantitatively characterize pore structures in tight sandstone.
Tao Fang   +7 more
doaj   +1 more source

Diagenetic alterations and deep high-quality reservoirs within deltaic distributary channel facies: a case study from the Permian Shihezi formation in the Hongde area, southwestern Ordos basin, China

open access: yesFrontiers in Earth Science
Deep tight gas reservoirs are considered important hydrocarbon exploration targets. High-quality reservoir prediction is critical for successfully exploring and developing deeply buried tight sandstone gas.
Xiaoming Wu   +12 more
doaj   +1 more source

Stress sensitivity characteristics of tight sandstone of Xujiahe Formation in southern part of Sichuan Basin

open access: yesYouqi dizhi yu caishoulu
Tight sandstone reservoirs have poor physical properties and complex pore structures, so hydraulic fracturing technology is usually used to improve the beneficial development of tight sandstone reservoirs.
ZHENG Lingli   +6 more
doaj   +1 more source

Forchheimer Model for Non-Darcy Flow in Porous Media and Fractures [PDF]

open access: yes, 2011
Imperial Users ...
Takhanov, Dastan, Takhanov, Dastan
core  

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