Results 41 to 50 of about 3,076 (198)

Influence of fractures in tight sandstone oil reservoir on hydrocarbon accumulation: A case study of Yanchang Formation in southeastern Ordos Basin

open access: yesOpen Geosciences, 2023
The southwestern Ordos Basin is located at the junction of several stable plates, where faults and fractures are relatively developed, and the influence of fractures on the distribution of tight oil reservoirs in the Yanchang Formation is not clear.
Zhang Zaiyu, Liu Weiwei, Wu Xiaodong
doaj   +1 more source

Sedimentation during the transgression period in Late Triassic Yanchang Formation, Ordos Basin

open access: yesPetroleum Exploration and Development, 2010
The Late Triassic Yanchang Formation in the Ordos Basin experienced three transgression periods of Chang 9, Chang 7 and Chang 4+5. Based on the drilling and logging data, the types of sedimentary facies and the evolvement of sediments are analyzed in the transgression periods.
Yu Jian, Yang Yajuan, Du Jinliang
openaire   +2 more sources

Hydrocarbon accumulation mechanism of low permeable tight lithologic oil fields in the Yanchang Formation, Ordos Basin, China

open access: yesPetroleum Exploration and Development, 2012
By analyzing the hydrocarbon accumulation conditions under the guideline of sequence stratigraphy, the hydrocarbon accumulation mechanism in the low permeability, tight reservoirs of the Yanchang Formation in the Ordos Basin is studied from the ...
Yanru GUO   +7 more
doaj   +1 more source

Interpretasi Lingkungan Pengendapan Formasi Batuan Menggunakan Analisis Elektrofasies Di Lokasi Tapak Puspiptek Serpong [PDF]

open access: yes, 2017
The activity of subsurface material composing site foundation characterization is part of nuclear installation siting study. Characterization conducted by several methods, such as understanding the depositional environment of rock formations.
Muhammad, A. G. (Adi)   +1 more
core   +3 more sources

Study on Rock Mechanics Parameters of Benxi Formation in Yanchang gas field, Ordos Basin [PDF]

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract Rock mechanics parameters can reflect the brittleness of the formation and determine the effect of reservoir fracturing, and they are very important for improving unconventional oil and gas production. Triaxial compression test and acoustic pulse test are carried out in the sandstone samples of Benxi formation in Yanchang gas ...
Suya Zhang, Zhenhua Li
openaire   +1 more source

Oil Accumulation Model and Its Main Controlling Factors in Lower Yanchang Formation, Wuqi-Dingbianarea, Ordos Basin, China

open access: yesGeofluids, 2021
Based on the studies of sedimentary facies, oil-source correlation, formation pressure structure, homogenization temperature of fluid inclusions, etc., the oil and gas accumulation model and main controlling factors in lower Yanchang Formation in Wuqi ...
Jintao Yin   +8 more
doaj   +1 more source

Flow regime associated with vertical secondary migration [PDF]

open access: yes, 2013
International audienceSecondary migration is defined as the movement of hydrocarbons through relatively permeable rocks from source to trap: a two-phase flow within a porous medium.
Loggia, Didier   +5 more
core   +3 more sources

Thickening-upward cycles in deep-marine and deep-lacustrine turbidite lobes: examples from the Clare Basin and the Ordos Basin

open access: yesJournal of Palaeogeography, 2020
Deep-marine and deep-lacustrine reservoirs have been targets for conventional and unconventional oil and gas exploration and development for decades. Thickening-upward cycles in the deep-marine Carboniferous Ross Sandstone Formation outcrops in western ...
Lei-Fu Zhang, Da-Zhong Dong
doaj   +1 more source

Pathway clusters of aging genes using data mining techniques [PDF]

open access: yes, 2014
Exploring and identifying novel aging genes has been the current area of interest in Gerontology. A variety of techniques have been proposed to identify the genes that affect the centenarians and the focus is on the study of genes of interest affecting ...
Kalaivani, M.   +3 more
core   +1 more source

Iron–Phosphorus–Carbon Coupled Cycling in Lacustrine System of Ordos Basin During the Middle Triassic

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 2, February 2026.
Abstract Widespread organic‐rich shales are associated with perturbations in productivity or preservation conditions; however, the major controlling factors, especially the phosphorus (P) and iron (Fe) interactions and their impacts on organic carbon burial in the paleolake ecosystem remain poorly understood.
Bo Wang   +7 more
wiley   +1 more source

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