Laboratory evaluation experimental techniques of asphaltene precipitation and deposition controlling chemical additives

SI Ali, Z Awan, SM Lalji - Fuel, 2022 - Elsevier
Asphaltene precipitation and its subsequent deposition is one of the major flow assurance
problems of oil industry. This issue could arise in upstream and downstream sectors. There …

Utilization of ionic liquids and deep eutectic solvents in oil operations: Progress and challenges

A Sanati, MR Malayeri, O Busse, JJ Weigand - Journal of Molecular Liquids, 2022 - Elsevier
Unique properties of ionic liquids (ILs) and deep eutectic solvents (DESs) have given
impetus for widespread application in various fields of science, including the oil industry …

Imidazolium-based ionic liquids as dispersants to improve the stability of asphaltene in Egyptian heavy crude oil

A Ghanem, MI Nessim, NA Khalil, RA El-Nagar - Scientific Reports, 2023 - nature.com
Deposition of asphaltene aggregates can easily depress the oil production, because it may
clog the wellbores, annulus, pipelines, and surface facilities. Moreover, asphaltene …

Investigation the effect of different ionic liquids based-aryl imidazole on the onset precipitation of asphaltene

RA El-Nagar, MI Nessim, DA Ismail, MG Mohamed… - Scientific Reports, 2023 - nature.com
Precipitation and deposition of asphaltene are considered as catastrophic issues facing the
petroleum industry. Asphaltene deposition mainly occurs at variety places such as formation …

Role of ionic liquid in asphaltene dissolution: a combined experimental and molecular dynamics study

AK Vatti, P Dey, S Acharya, LK Kundarapu… - Energy & …, 2022 - ACS Publications
The role of ionic liquid in asphaltene dissolution is studied using experimental
characterization techniques, such as optical microscopic imaging analysis, 13C nuclear …

Synthesis and characterization of imidazolium-based ionic liquids and evaluating their performance as asphaltene dispersants

A Ghanem, RD Alharthy, SM Desouky, RA El-Nagar - Materials, 2022 - mdpi.com
With the projected increase in the production of heavy oil due to the energy crisis,
asphaltene-related issues are likely to come to the forefront. This leads to operational …

Development of rubber mattresses with cooling systems to reduce the incidence of pressure sores for the elderly and bedridden patients

N Naphon, S Poojeera, A Srichat… - Engineered …, 2024 - espublisher.com
As of yet, no device can provide the best pressure relief; it only decreases the force exerted
on the body's surface. Pressure sores may still only be avoided by physical therapy. Mattress …

Inhibition of asphaltene precipitation by ionic liquid polymers containing imidazole pendants and alkyl branches

H Dong, Z Wu, X Li, X Guo, J Xu - Energy & Fuels, 2022 - ACS Publications
High polar asphaltenes are easy to precipitate and deposit in transportation pipelines and
subsequent processing. Adding chemical polymer inhibitors is an effective method to inhibit …

[HTML][HTML] Deep eutectic solvents interaction with asphaltenes: A combined experimental and molecular dynamics study

A Hebbar, D Debraj, S Acharya, SK Puttapati… - Journal of Molecular …, 2023 - Elsevier
Deep eutectic solvents (DESs) are industrially promising solvents and posses numerous
applications in wide areas such as metal processing, synthesis media, synthesis of …

Deep Eutectic Solvents and Asphaltenes in Oil Operations: Current Status and Future Prospective toward Sustainable Processes

RM Ferreira, PKK Dias, TF Ferreira… - Industrial & …, 2024 - ACS Publications
Deep Eutectic Solvents'(DESs) versatility has allowed, over the past few years, the broad
applicability of these solvents in several areas of knowledge, including in the oil industry …