Results 91 to 100 of about 24,626 (266)

Research Progress in Nanoparticle Inhibitors for Crude Oil Asphaltene Deposition

open access: yesMolecules
Currently, the alteration of external factors during crude oil extraction easily disrupts the thermodynamic equilibrium of asphaltene, resulting in the continuous flocculation and deposition of asphaltene molecules in crude oil.
Shuangchun Yang   +4 more
doaj   +1 more source

Investigating the mechanism of interfacial tension reduction through the combination of low-salinity water and bacteria

open access: yesScientific Reports
In the enhanced oil recovery (EOR) process, interfacial tension (IFT) has become a crucial factor because of its impact on the recovery of residual oil.
Arastoo Abdi   +4 more
doaj   +1 more source

Exploring the Effect of Relaxation Time, Natural Surfactant, and Potential Determining Ions (Ca2+, Mg2+, and SO42−) on the Dynamic Interfacial Tension Behavior of Model Oil-Brine Systems

open access: yesHeliyon
This study examined how the concentration of asphaltene and divalent ions in various salinities affects the interfacial tension (IFT) between a model oil/brine using the pendant drop method. The oleic phase consisted of a mixture of toluene and n-heptane
Amir Mohammadi, Mahsa Parhizgar Keradeh
doaj   +1 more source

Mechanistic understanding of asphaltene precipitation and oil recovery enhancement using SiO2 and CaCO3 nano-inhibitors

open access: yesScientific Reports
Asphaltene precipitation in oil reservoirs, well equipment, and pipelines reduces production, causing pore blockage, wettability changes, and decreased efficiency.
Ali Shadervan   +4 more
doaj   +1 more source

A mechanism study of acid-assisted oxidative stabilization of asphaltene-derived carbon fibers

open access: gold, 2021
Desirée Leistenschneider   +7 more
openalex   +1 more source

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