Results 51 to 60 of about 7,737 (202)

High Efficient Imbibition Fracturing for Tight Oil Reservoir

open access: yes, 2018
In view of tight oil reservoirs with no natural productivity (tight sandstone and carbonate reservoirs with matrix permeability under overburden pressure of no more than 0.2mD (pore permeability less than 2mD)), a nanometer high efficient oil washing ...
Weixiang Cui   +4 more
core   +1 more source

Experimental researches on factors influencing supercritical CO2 extraction effect of crude oil from tight sandy conglomerate

open access: yes, 2021
In order to improve the oil recovery of tight sandy conglomerate reservoir, the tight oil in the tight glutenite core is extracted by the supercritical CO2 based on the reservoir conditions of Mahu tight sandy conglomerate reservoir in Xinjiang. And then,
YE Zhongbin   +6 more
core   +1 more source

Pore structure and fractal characteristics of tight sandstone in meandering stream facies: a case study of the J2s2 member in the central Sichuan Basin, China

open access: yesFrontiers in Earth Science, 2023
Based on porosity and permeability tests, high-pressure mercury injection (HPMI), nuclear magnetic resonance (NMR) and centrifugal experiments, this study comprehensively analyzed the quality, pore structure and fractal characteristics of tight sandstone
Linjie Feng   +11 more
doaj   +1 more source

Effectiveness of Oil Filling in Tight Sandstone Reservoirs of Yancheng Formation in Ordos Basin

open access: yesJournal of Chemistry, 2022
The Ordos basin is one of the important oil-bearing basins in China, with abundant tight sandstone oil resources, wide distribution, and large thickness. It is the most realistic field of unconventional oil and gas exploration in China, and it is also an
Yu Han   +5 more
doaj   +1 more source

Enrichment of tight oil and its controlling factors in central and western China

open access: yesPetroleum Exploration and Development, 2021
Taking the tight oil of the Zhongnan sag in the Ordos Basin, Jimusar sag in the Junggar Basin and Qingxi sag in the Jiuquan Basin as study objects, based on field survey, dissection of tight oil reservoirs, sample test, modeling experiment and ...
Yan SONG   +4 more
doaj   +1 more source

Potential technical solutions to recover tight oil: Literature and simulation study of tight oil development [PDF]

open access: yes, 2014
Over past decades, technology innovation drove unconventional resourcesbecome conventional. Incorporating the technologies applied in shale gasdevelopment, exploiting tight oil comes into stage recently.
Zhang, Kai
core   +1 more source

Formation condition of deep gas reservoirs in tight sandstones in Kuqa Foreland Basin

open access: yesPetroleum Research, 2018
Due to the high expense of deep oil and gas exploration, prediction of gas-bearing properties before drilling is crucial for deep gas reservoir of tight sandstone. Deep tight sandstone gas fields in Kuqa Foreland Basin are characterized by high abundance,
Xuesong Lu   +6 more
doaj   +1 more source

Development Favorable Area and Productivity Potential Evaluation Method of a Tight Oil Reservoir

open access: yes, 2021
Tight oil resources have become the focus of unconventional oil and gas exploration and development. Well placement is an essential factor determining the development of a field.
Fengpeng Lai   +4 more
core   +1 more source

Factors controlling Oiliness of Jurassic Lianggaoshan tight sands in central Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2014
By comprehensively analyzing oil-bearing and non-oil-bearing tight sandstone reservoir properties, pore structure characteristics and contact between source rock and reservoir, reservoir fluorescent photographs of typical wells of Jurassic Lianggaoshan ...
Shijia CHEN   +8 more
doaj   +1 more source

Feasibility of enhanced oil recovery by CO2 huff-n-puff in tight conglomerate reservoir

open access: yes, 2021
Based on the interactions between CO2 and crude oil, CO2 and conglomerate, the enhanced oil recovery(EOR) mechanism of CO2 huff-n-puff has been revealed in Huanmahu tight conglomerate reservoir.
FAN Xibin   +5 more
core   +1 more source

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