Results 61 to 70 of about 5,655 (258)

Affecting factors and application of the stable hydrogen isotopes of alkane gases

open access: yesPetroleum Exploration and Development, 2019
To study the composition, affecting factors of the stable hydrogen isotopes of alkane gases and their application to identification of the natural gas origin and maturities, the chemical and isotopic compositions of 118 gas samples of Carboniferous ...
Shipeng HUANG   +10 more
doaj   +1 more source

Spatial Variations in Methane Content and Their Main Controlling Factors of the Deep‐Buried Coalbed in the Nalinhe–Hengshan Area, Ordos Basin

open access: yesEnergy Science &Engineering, EarlyView.
Ash yield is the primary geological factor controlling the spatial variations in the total gas content of the deep‐buried coalbed methane in the Nalinhe‐Hengshan area, Ordos Basin. However, porosity dominates the differential enrichment of the free gas content of the deep‐buried coalbed methane in the Nalinhe‐Hengshan area, Ordos Basin.
Shi Yunhe   +9 more
wiley   +1 more source

System integration linking CO2 Sources, Sinks, and Infrastructure for the Ordos Basin, China

open access: yes, 2014
In this work, we present a collaborative effort between US and Chinese ACTC scientists to create the first comprehensive study of what a large and integrated commercial scale CCUS system could look like in China.
Rupp, John   +5 more
core   +1 more source

Formation conditions and main controlling factors of reservoirs in Jurassic Yan’an Formation in southwestern Ordos Basin

open access: yesYouqi dizhi yu caishoulu
The southwestern part of Ordos Basin is rich in oil and gas resources, and in recent years, a series of lithologic-structural reservoirs with small oil-bearing areas and high reserve abundance have been discovered in the Jurassic Yan’an Formation of the ...
QIU Xiangliang   +6 more
doaj   +1 more source

Analysis of the Pore Structure of Shale in Ordos Basin by SEM with Nitrogen Gas Adsorption-Desorption

open access: yesYankuang ceshi, 2015
Identification of porosity in shale is of great significance for exploring mechanism of shale gas. Porosity properties of the shale samples from the Ordos Basin were characterized by multiple techniques including Scanning Electron Microscope(SEM ...
CHEN Sheng-rong   +5 more
doaj   +1 more source

Recovery Factor of Pure Helium Injection in Depleted Gas Reservoirs and Its Influencing Factors

open access: yesEnergy Science &Engineering, EarlyView.
This study employs compositional numerical simulation to systematically investigate the effects of injection rate, production rate, storage duration, and injection‐production scheme on pure helium recovery in depleted gas reservoirs. Low injection rates reduce viscous fingering while high production rates maximize near‐wellbore helium extraction ...
Shijie Zhu   +6 more
wiley   +1 more source

Dynamic conditions of Mesozoic petroleum secondary migration, Ordos Basin

open access: yes, 2008
: Tectonic movement of the Ordos Basin is characterized by the whole ascending and descending. The main driving forces of petroleum migration in the Mesozoic are buoyancy and abnormal pressure.
Xin WANG   +4 more
core   +1 more source

Tectonic-sedimentary evolution of the Ordos basin (red/yellow represent the oil/gas deposits).

open access: yes, 2015
Tectonic-sedimentary evolution of the Ordos basin (red/yellow represent the oil/gas deposits).
Fang Shen (495200)   +4 more
core   +1 more source

Sedimentary Environment and Model for Organic Matter Enrichment: Chang 7 Shale of Late Triassic Yanchang Formation, Southern Margin of Ordos Basin, China

open access: yesEnergies, 2022
Shale oil is an unconventional oil resource that needs to be developed and utilized urgently. However, the Chang 7 shale in the Ordos Basin, as the most typical continental source rock in China, is limited by the study of organic matter (OM) enrichment ...
Yonggang Zhao   +5 more
doaj   +1 more source

The Earliest Feathers from the Lower Cretaceous Dabeigou Formation of North Hebei: Implications for the Early Evolution of the Jehol Biota

open access: yesIntegrative Zoology, EarlyView.
This study reports two isolated feather fossils from the Lower Cretaceous Dabeigou Formation in northeastern China. Morphological analyses identified them as the earliest known feathered theropods (potentially including avian) in the Jehol Biota. This finding reveals a complex ecosystem at the dawn of the Jehol Biota, bridging the temporal and faunal ...
Qian Wu   +2 more
wiley   +1 more source

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