Results 1 to 10 of about 1,850 (158)

Using Transparent Soils to Observe Soil Liquefaction and Fines Migration [PDF]

open access: yesJournal of Imaging, 2022
The cyclic liquefaction of soils and associated mud-pumping can lead to costly repairs of roads, railways, and other heavy-haul infrastructure. Over the last decade, several laboratory studies have been conducted to investigate these phenomena, but, due ...
Jisun Chang, David Airey
doaj   +2 more sources

Development of Nanofluids for the Inhibition of Formation Damage Caused by Fines Migration: Effect of the Interaction of Quaternary Amine (CTAB) and MgO Nanoparticles [PDF]

open access: yesNanomaterials, 2020
Fines migration is a common problem in the oil and gas industry that causes a decrease in productivity. In this sense, the main objective of this study is to develop nanocomposites based on the interaction of quaternary amine (hexadecyltrimethylammonium ...
Rebeka Díez   +4 more
doaj   +2 more sources

Cyclic confining pressure and rock permeability: Mechanical compaction or fines migration [PDF]

open access: yesHeliyon, 2023
The apparent rocks permeability, measured under cyclic loading, tends to constantly decrease with each subsequent loading/unloading cycle, the main reason for this, the researchers consider irreversible deformations.
Evgenii Vasilevich Kozhevnikov   +4 more
doaj   +2 more sources

Application of silica nanofluid to control initiation of fines migration

open access: yesPetroleum Exploration and Development, 2017
: Core flooding experiment was carried out through SiO2 nanofluid, which was used to change the surface properties of the pore walls, improve the attractive force between fines and pores walls against the hydrodynamic repulsive force in order to increase
Peyman Pourafshary, Ali Vatani
exaly   +3 more sources

Quantification of fines migration in block caving mining through laboratory experiments

open access: yesResults in Engineering
The migration of fines in block caving mining corresponds to the movement of small-size granular material. This material is directed toward drawpoints, causing dilution of valuable mineral and safety concerns due to the formation of cohesive arcs ...
Francisco J Vivanco-Avaria   +1 more
exaly   +3 more sources

Mitigation of fine migration in low salinity water flooding of clay-rich sandstones Using Fe₃O₄/Saponin/Cu(II) nanocomposite [PDF]

open access: yesDiscover Nano
Fines migration is a major cause of formation damage in clay‑rich sandstones, particularly under low‑salinity waterflooding where electrostatic double‑layer expansion destabilizes clay–mineral adhesion and causes severe permeability loss.
Kassem A. L. Attabi   +9 more
doaj   +2 more sources

Enhancing chalk formation integrity by diammonium phosphate treatment [PDF]

open access: yesScientific Reports
Fine-grained chalk reservoirs in the North Sea (NS) commonly experience fines migration or particle production, or both, leading to production issues like formation damage and reduced production.
M. Desouky   +4 more
doaj   +2 more sources

Impact of salinity of fracturing fluid on the migration of coal fines in propped fractures and cleats

open access: yesMeitan xuebao, 2023
During the hydraulic fracturing of coalbed methane (CBM) well, the deposition of coal fines in propped fractures and the migration of coal fines in cleats will damage the permeabilities of propped fractures and cleats, consequently affecting the ...
Fansheng HUANG   +5 more
doaj   +1 more source

Analysis of characteristics of coal fine production and its influence factors in Baode block [PDF]

open access: yesYouqicang pingjia yu kaifa, 2023
The issue of coal fine production is increasingly prominent in the development of coal-bed methane. Implementing appropriate measures to control the migration and production of coal fines is crucial for achieving stable and high production of coal-bed ...
MENG Wenhui, ZHANG Wen, WANG Boyang, HAO Shuai, WANG Zebin, PAN Wujie
doaj   +3 more sources

Experimental and theoretical investigation on low salinity brine injection timing in high water cut reservoirs for residual oil reduction and improved oil recovery [PDF]

open access: yesJournal of Chemistry Letters, 2021
In this research, low salinity water flooding was used to investigate its low salinity effect in a high water cut sandstone reservoir to improve oil recovery. The application was done to five different sandstone cores in high water cut levels of 70%, 75%,
Ernest Maiki
doaj   +1 more source

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