Separation of thiophene, or benzothiophene from model fuel using glycols. Liquid–liquid phase equilibria and oxidative desulfurization study

M Królikowski, A Lipińska - Fluid Phase Equilibria, 2019 - Elsevier
In this work the possibility of use glycols in extractive desulfurization will be discussed based
on liquid–liquid phase equilibria (LLE) measurements for {glycol (1)+ aromatic sulfur …

Extractive desulfurization of thiophene by tetraethylene glycol at T= 298.15 to 313.15 K and liquid–liquid phase equilibrium study

M Behroozi, S Gerami… - Separation Science and …, 2023 - Taylor & Francis
This study provides the complete liquid–liquid equilibrium (LLE) data including the solubility
curves and tie-lines for heptane+ thiophene+ tetraethylene glycol and cyclohexane+ …

Polyethylene glycol as a green solvent for effective extractive desulfurization of liquid fuel at ambient conditions

E Kianpour, S Azizian - Fuel, 2014 - Elsevier
Today there are serious regulations to reduce sulfur content of fuels because the SO x
produced during the combustion of fuels containing sulfur compounds make the air polluted …

Extraction of thiophenic sulfur compounds from model fuel using a water-based solvent

B Saha, S Sengupta - Energy & Fuels, 2017 - ACS Publications
Thiophene, benzothiophene, and dibenzothiophene were extracted from isooctane using
water and aqueous solutions of hydrochloric acid, sulfuric acid, nitric acid, acetic acid …

Towards a sulfur clean fuel: Deep extraction of thiophene and dibenzothiophene using polyethylene glycol-based deep eutectic solvents

F Lima, J Gouvenaux, LC Branco, AJD Silvestre… - Fuel, 2018 - Elsevier
In this work, extractive desulfurization of model fuel containing dibenzothiophene (DBT) and
thiophene (Th) as sulfur compounds was carried out using 16 different Deep Eutectic …

Removal of dibenzothiophenes from fuels by oxy-desulfurization

SH Ali, DM Hamad, BH Albusairi, MA Fahim - Energy & fuels, 2009 - ACS Publications
Removal of sulfur species from fuels is an increasingly critical environmental issue.
Hydrodesulfurization (HDS) removes sulfur compounds, such as mercaptans and sulfides …

Extractive desulfurization of dibenzothiophene from normal octane using deep eutectic solvents as extracting agent

M Rezaee, F Feyzi, MR Dehghani - Journal of Molecular Liquids, 2021 - Elsevier
Among the most important causes of air pollution we may refer to hydrocarbon fuels with a
large content of organosulfur compounds. These compounds must be removed to the level …

Extraction desulfurization with mixed solvents of organic solvent+ organic solvent or deep eutectic solvent as extractants: Liquid-liquid equilibrium experiments and …

J Yan, F Luo, Y Du, Q Yi, X Hao, H Dong, L Sun - Fluid Phase Equilibria, 2023 - Elsevier
To meet the stringent requirements for sulfur content in gasoline, fuel oil desulfurization has
become an indispensable process in petrochemical production. This study aimed to extract …

Liquid Extraction of Thiophene from n-Paraffins (C8, C10 or C12) Using Two Ionic Solvents [Mebupy][BF4] or [Emim][CH3SO4]

AS Al-Jimaz, KHAE Alkhaldi, A Aljasmi… - Journal of Solution …, 2023 - Springer
Desulfurization of gasoline and diesel models is investigated through liquid–liquid extraction
of thiophene (C4H4S) from n-paraffin compounds. Ionic solvents of 4-methyl-N …

Solvent effects during oxidation-extraction desulfurization process of aromatic sulfur compounds from fuels

H Gomez Bernal, L Cedeño Caero - International Journal of …, 2005 - degruyter.com
Benzothiophene, Dibenzothiophene (DBT), 4-methyldibenzothiophene, and 4, 6-
dimethyldibenzothiophene are typical thiophenic compounds prevailing in diesel fuels …