Results 21 to 30 of about 27,555 (212)

Research progress and prospect of pore structure representation and seepage law of continental shale oil reservoir [PDF]

open access: yesYouqicang pingjia yu kaifa, 2023
At present, China has encountered many problems and challenges in the exploration and development of continental shale oil. The mobility of shale oil is greatly affected by complex pore structure and poor seepage capacity, and restricts the efficient ...
WANG Xiaoming, CHEN Junbin, REN Dazhong
doaj   +2 more sources

Characteristics and Controlling Factors of Natural Fractures in Continental Tight-Oil Shale Reservoir

open access: yesMinerals, 2022
Natural fracture growth plays an important role in shale-oil enrichment. Systematically investigating fracture features and their controlling factors in shale-oil reservoirs is essential for accurately predicting fracture distribution. The controlling factors of fracture distribution in the continental shale of the Qingshankou Formation in the Songliao
Xiaofei Fu   +6 more
openaire   +1 more source

Assessment of hard-to-recover oil reserves production potential in Tomsk region [PDF]

open access: yes, 2016
The development of the licensed areas, profound geological exploration, enhanced oil recovery due to innovative technologies introduction and revitalization of oil production from unconventional horizons could significantly increase the oil production in
Grinkevich, L. S., Sharf, I. V.
core   +2 more sources

Present-day stress orientations and tectonic provinces of the NW Borneo collisional margin [PDF]

open access: yes, 2010
Extent: 15p.Borehole failure observed on image and dipmeter logs from 55 petroleum wells across the NW Borneo collisional margin were used to determine maximum horizontal stress (σH) orientations; combined with seismic and outcrop data, they define seven
Agostinelli   +73 more
core   +2 more sources

Enhanced Oil Recovery and CO2 Storage Performance in Continental Shale Oil Reservoirs Using CO2 Pre-Injection Fracturing

open access: yesProcesses, 2023
CO2 pre-injection fracturing is a promising technique for the recovery of continental shale oil. It has multiple advantages, such as oil recovery enhancement, CO2 geological storage and water consumption reduction. Compared with conventional CO2 huff and puff and flooding, CO2 pre-injection features higher injection rates and pressures, leading to EOR ...
An Zhang   +3 more
openaire   +1 more source

Revisiting global fossil fuel and biofuel emissions of ethane [PDF]

open access: yes, 2017
Recent measurements over the Northern Hemisphere indicate that the long-term decline in the atmospheric burden of ethane (C2H6) has ended and the abundance increased dramatically between 2010 and 2014.
Blake, DR   +18 more
core   +2 more sources

Influence of palaeoweathering on trace metal concentrations and environmental proxies in black shales [PDF]

open access: yes, 2017
The mineralogical and chemical compositions of Lower Carboniferous (Tournaisian) marine black shale from the Kowala quarry, the Holy Cross Mountains, Poland, were investigated.
Agnieszka Pisarzowska   +128 more
core   +1 more source

Study on Wax Deposition Law in Daqing Gulong Shale Oil [PDF]

open access: yesE3S Web of Conferences
Daqing Gulong shale oil exhibits elevated wax content, a high wax precipitation point, and a high freezing point. However, its oil density and viscosity are relatively low, making it susceptible to wax crystal precipitation. The risk of pipeline clogging
Zhao Xuefeng   +5 more
doaj   +1 more source

Quartz-amethyst hosted hydrocarbon-bearing fluid inclusions from the green ridge breccia in the snoqualmie granite, North Cascades,WA, USA [PDF]

open access: yes, 2017
We wish to acknowledge the constructive criticisms made by the three anonymous reviewers.Their suggestions and comments greatly improved the first version of the manuscript.Peer reviewedPublisher ...
Baba, Mas’Ud   +7 more
core   +2 more sources

In-situ hydrocarbon formation and accumulation mechanisms of micro- and nano-scale pore-fracture in Gulong shale, Songliao Basin, NE China

open access: yesPetroleum Exploration and Development, 2023
By conducting experimental analyses, including thermal pyrolysis, micro-/nano-CT, argon-ion polishing field emission scanning electron microscopy (FE-SEM), confocal laser scanning microscopy (CLSM), and two-dimensional nuclear magnetic resonance (2D NMR),
Xiaojun WANG   +7 more
doaj   +1 more source

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