Results 61 to 70 of about 1,575 (217)

A Fundamental Study of Asphaltene Deposition [PDF]

open access: yes, 2015
Asphaltenes are a solubility class of petroleum crude oil that can destabilize and deposit in both upstream and downstream processes. In this study, asphaltene deposits were generated in metal capillaries by heptane addition to crude oils, and it was ...
Tabish Maqbool (1276905)   +4 more
core   +1 more source

Triblock Polymer Engineering Enables Hydration‐Rich, High‐Performance, Fouling‐Resistant Interfaces

open access: yesAdvanced Functional Materials, Volume 36, Issue 36, 4 May 2026.
A molecularly engineered triblock polymer (PHZ) rapidly reorganizes into a hydration‐rich interfacial layer on diverse surfaces, strongly suppressing hydrophobic attraction and fouling. The triblock polymer provides robust energy and steric barriers to oily foulants, enabling high‐performance antifouling at ultralow dosage.
Chenyu Qiao   +6 more
wiley   +1 more source

Nanoarchitectonics of Porous Carbons Templated by Inorganic Metal Oxides and Alkali Metal Salts for Energy and Environmental Applications

open access: yesAdvanced Science, Volume 13, Issue 30, 28 May 2026.
This review explores inorganic metal oxides and metal salt nanoparticles templated porous carbons, highlighting their synthesis, structural features, and performance in energy and environmental applications. It critically compares template types, porosity control, and functional outcomes across recent literature.
Gurwinder Singh   +8 more
wiley   +1 more source

Modeling of Asphaltene Precipitation and Deposition [PDF]

open access: yes, 2017
The tendency of Asphaltene to deposit and block tubing can potentially lead to production loss and significant cost of remediation. Unlike other deposits, the deposition behavior of Asphaltene is still not fully understood and is hindered by asphaltene ...
Al Hammadi, Ali AbdulKareem
core  

Deposition and removal studies of asphaltene from the glass surface [PDF]

open access: yes, 2021
Asphaltene deposition in crude oil reservoirs and transportation lines affects the oil recovery and incurs additional operational costs. The current study discusses the removal of asphaltene from inorganic silica surfaces using hydrodynamic forces.
Rizvi, Syed Haider Abbas   +3 more
core  

Dynamic accelerated solvent extraction for faster oil sands oil, water, and solids determination and solids cleaning

open access: yesThe Canadian Journal of Chemical Engineering, Volume 104, Issue 4, Page 2020-2032, April 2026.
25 g of oil sands extracted by dynamic accelerated solvent extraction, yielding 177 mL of bitumen–toluene extract and clean dried solids in approximately 12 min. Abstract Determining the oil, water, and solids (OWS) contents of oil sand is essential to many aspects of the oil sands industry including mine planning, optimization of extraction processes,
Ceanna Ting‐Yan Cheung   +1 more
wiley   +1 more source

Simulation of asphaltene deposition during CO₂ flooding [PDF]

open access: yes, 2011
textThis Thesis presents the results of phase behavior calculations and simulation of asphaltene precipitation, flocculation, and deposition in five Middle-Eastern wells from different fields, based on a reliable experimental data provided for this ...
Al Qasim, Abdulaziz Salem
core  

Prebiotic Effects of Lycium barbarum Polysaccharides on Gut Microbiota and Short‐Chain Fatty Acids Production in Wilson's Disease: An In Vitro Fermentation Study

open access: yesFood Science &Nutrition, Volume 14, Issue 4, April 2026.
Schematic overview of the experimental workflow investigating the effects of LBPs on gut microbiota. ABSTRACT Wilson's disease (WD) is a rare autosomal recessive disorder characterized by impaired copper metabolism and progressive multi‐organ damage. Emerging evidence suggests that gut microbiota dysbiosis and reduced microbial fermentation capacity ...
Shuzhen Fang   +6 more
wiley   +1 more source

Simultaneous Determination of Asphaltene Deposition and Corrosion under Dynamic Conditions [PDF]

open access: yes, 2019
Asphaltene deposition is one of the major flow assurance problems that could plug the production tubing, significantly impeding oilfield productivity.
Kuang, Jun
core  

Criterion to foresee the affinity of various coatings/substrates to asphaltene deposition in oil wells

open access: yesPetroleum
Asphaltene deposition in oil wells has long been considered a severe problem. It can be treated using various chemical, mechanical, and thermal methods.
Sakineh Hadizadeh, M. Reza Malayeri
doaj   +1 more source

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