Cyclic gas injection in low-permeability oil reservoirs: progress in modeling and experiments

H Emami-Meybodi, M Ma, F Zhang, Z Rui, A Rezaeyan… - SPE J, 2024 - onepetro.org
Cyclic gas injection effectively enhances oil recovery for low-permeability oil reservoirs.
Numerous theoretical, mathematical, and laboratory investigations have attempted to unlock …

Natural gas flaring status in the Bakken shale play and potential remedial solutions

AE Aoun, H Pu, Y Khetib, MCB Ameur - Fuel, 2023 - Elsevier
The flaring of associated gas from oil wells and the excess gas from gas-processing units
and oil refineries is one of the most prominent producers of greenhouse gas emissions and …

Optimization of operational strategies for rich gas enhanced oil recovery based on a pilot test in the Bakken tight oil reservoir

X Wan, L **, NA Azzolina, J Zhao, X Yu, SA Smith… - Petroleum Science, 2023 - Elsevier
Horizontal well drilling and multistage hydraulic fracturing have been demonstrated as
effective approaches for stimulating oil production in the Bakken tight oil reservoir. However …

Wettability alteration and improved oil recovery in unconventional resources

FB Rego, E Eltahan, K Sepehrnoori - Journal of Petroleum Science and …, 2022 - Elsevier
The ultimate recovery factor in tight and shale resources is limited and is usually in the range
of 5–10%. Although high-intensity fracturing and refracturing can increase recovery, an …

Influence of CTAB-grafted faujasite nanoparticles on the dynamic interfacial tension of oil/water systems

A Hethnawi, S Ashoorian, K Hashlamoun… - Energy & …, 2022 - ACS Publications
In this study, the dynamic IFT and dilational rheological behavior of fluids/nanofluids
generated from cetyltrimethylammonium bromide (CTAB)-grafted faujasite (FAU)-based …

[HTML][HTML] Spontaneous in-situ emulsification and enhanced oil recovery using functionalised silica nanoparticles: Insights from spontaneous imbibition and micromodel …

L Tliba, M Edokali, T Moore, O Choudhry… - Journal of Molecular …, 2025 - Elsevier
This study investigates the potential of functionalised silica nanoparticles (SiO 2 NPs) for
enhanced oil recovery (EOR), employing environmentally friendly and cost-effective …

Multiscale non-equilibrium compositional modeling of cyclic gas injection in shale reservoirs

M Ma, H Emami-Meybodi - SPE Annual Technical Conference and …, 2024 - onepetro.org
The shale matrix is a multiscale porous medium featuring nanopores, macropores, and
micro-fractures, exhibiting distinct transport mechanisms and phase behaviors. This study …

Cyclic gas injection

Y Noruzi, M Sharifi - Gas Injection Methods, 2023 - Elsevier
There are several reasons that may a cyclic gas injection (CGI) is preferred over a
continuous operation. Extra-low permeability reservoirs and gas condensate reservoirs are …

Investigation of effect and mechanism of active water and CO2 huff-and-puff on enhanced oil recovery in tight reservoirs

X Chen, J Zhu, L Chao, J Liu, S Liu - Capillarity, 2025 - capi.yandypress.com
Huff-and-puff is a key technology for the efficient recovery of oil and gas from tight reservoirs.
Active water and CO2 are two huff-and-puff media with great development potential; …

Feasibility study of hydrocarbon gas huff-n-puff in Vaca Muerta shale: An analysis on impact of shale maturity on oil recovery

R Zheng, A Alinejad, H Dehghanpour… - … Conference, 17–19 …, 2024 - library.seg.org
This study focuses on enhanced oil recovery potential of the Vaca Muerta (VM) shale
formation in the Neuquen Basin, Argentina. We conduct hydrocarbon gas Huff-n-Puff (HnP) …