Results 61 to 70 of about 4,468 (156)

"NMR+" shale oil experimental technology system and application

open access: yesShiyou shiyan dizhi
To accurately obtain the key reservoir evaluation parameters such as porosity, oil saturation, and movable oil saturation in shale oil, an experimental technology system "NMR+" was established based on core nuclear magnetic resonance (NMR), combined with
Yujiang SHI   +7 more
doaj   +1 more source

Assessing the Worth of Noble Gas Tracer Concentrations in Alluvial River‐Aquifer Systems Using Data Space Inversion

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Alluvial systems are dynamic, structurally complex environments. Groundwater that is extracted from these systems is widely used for domestic consumption. Numerical models play an important role in the management of this extraction. To provide support for decision‐making, models must assimilate data that inform the spatial and temporal ...
Hugo Delottier   +4 more
wiley   +1 more source

Greenhouse gases (CH4, CO2 and N2O) emissions from a newly flooded hydroelectric reservoir in subtropical South Asia: case of Nam Theun 2 reservoir, Lao PDR

open access: yes, 2013
L'augmentation de l'intérêt concernant la part des réservoirs hydroélectrique dans l'augmentation de la concentration atmosphérique des Gaz à Effet de Serre (GES) a amené à mesurer les émissions nettes d'un réservoir hydroélectrique, Nam Theun 2 (NT2 ...
Deshmukh, Chandrashekhar
core  

Noble gas isotopic characteristics and helium dilution of coalbed methane from the third coal seam in southern Qinshui Basin

open access: yes
Helium is a crucial strategic resource with very limited reserves, but its enrichment and dilution mechanisms in gas reservoirs remain unclear. Noble gas isotopes play an important role in characterizing the interactions between gas and groundwater.
XU Dan, ZHANG Cong, JIA Huimin, LI Yuhong, QIN Shengfei, ZHANG Wen, ZHOU Junlin, MA Shangwei, FAN Yan
core   +1 more source

Analysis of CO2 leakage through "low-permeability" faults from natural reservoirs in the Colorado Plateau, southern Utah [PDF]

open access: yes, 2004
The numerous CO2 reservoirs in the Colorado Plateau region of the United States are natural analogues for potential geologic CO2 sequestration repositories.
Kirchner, D.   +5 more
core  

Petrogenesis of diachronous mixed siliciclastic-carbonate megafacies in the cool-water Oligocene Tikorangi Formation, Taranaki Basin, New Zealand [PDF]

open access: yes, 2003
The Oligocene (Whaingaroan-Waitakian) Tikorangi Formation is a totally subsurface, lithostratigraphically complex, mixed siliciclastic-limestone-rich sequence forming an important fracture reservoir within Taranaki Basin, New Zealand.
Nelson, Campbell S.   +5 more
core   +1 more source

Geochemical differences in natural gas of Sinian Dengying Formation on the east and west sides of the Deyang-Anyue rift trough and their genesis, Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development
Taking the natural gas reservoirs of the Sinian Dengying Formation on the east and west sides (Gaoshiti-Moxi area and north slope of central Sichuan paleo-uplift on the east; Weiyuan and Well Datan-1 block on the west) of the Deyang-Anyue rift trough in ...
Zezhang SONG   +14 more
doaj   +1 more source

Petrogenesis of the Tikorangi Formation fracture reservoir, Waihapa-Ngaere Field, Taranaki Basin

open access: yes, 2002
The subsurface mid-Tertiary Tikorangi Formation is the sole limestone and the only fracture-producing hydrocarbon reservoir within Taranaki Basin. This study, based on core material from seven wells in the onshore Waihapa/Ngaere Field, uses a range of ...
Nelson, Campbell S.   +2 more
core  

Time-lapse seismic attenuation as a tool for monitoring hydrocarbons and CO2 in geological materials [PDF]

open access: yes, 2011
Both laboratory experiments and theoretical models have shown seismic attenuation to be sensitive to various petrophysical properties of rock and pore fluids, making attenuation a potentially useful time-lapse attribute to measure and interpret through ...
Blanchard, Thomas David
core  

Reservoir fluid characterization and optimization of condensate banking treatment with dimethyl ether in the shale gas condensate reservoir [PDF]

open access: yes, 2018
As the bottomhole pressure drops below dew point during gas production from hydraulic-fractured shale gas condensate reservoirs, condensate-banking forms near the wellbore and compromises the gas productivity.
Liu, Wendi
core   +1 more source

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