Recent developments in alumina supported hydrodesulfurization catalysts for the production of sulfur-free refinery products: A technical review

I Shafiq, S Shafique, P Akhter, W Yang… - Catalysis …, 2022 - Taylor & Francis
Hydrodesulfurization is a valuable cornerstone in the modern refineries, aiming to reduce
sulfur-containing compounds to produce cleaner end-products, by using heterogeneous …

Recent advances in the science and technology of ultra low sulfur diesel (ULSD) production

A Stanislaus, A Marafi, MS Rana - Catalysis today, 2010 - Elsevier
Sulfur content of diesel fuel has been cut down to ultra low levels by environmental
regulation in many countries with the aim of reducing diesel engine's harmful emissions and …

Transition metal phosphide hydroprocessing catalysts: A review

ST Oyama, T Gott, H Zhao, YK Lee - Catalysis Today, 2009 - Elsevier
The diminishing quality of oil feedstocks coupled with increasingly more stringent
environmental regulations limiting the content of sulfur in transportation fuels have given rise …

Effects of composition and morphology of active phase of CoMo/Al2O3 catalysts prepared using Co2Mo10–heteropolyacid and chelating agents on their catalytic …

PA Nikulshin, DI Ishutenko, AA Mozhaev, KI Maslakov… - Journal of catalysis, 2014 - Elsevier
CoMo/Al 2 O 3 catalysts were synthesised from the ammonium and Co salts of [CoMo 6 O 24
H 6] 3− and [Co 2 Mo 10 O 38 H 4] 6− anions as well as Co–chelate complexes with …

[图书][B] Hydroprocessing of heavy oils and residua

J Ancheyta, JG Speight - 2007 - taylorfrancis.com
Many oil refineries employ hydroprocessing for removing sulfur and other impurities from
petroleum feedstocks. Capable of handling heavier feedstocks than other refining …

Controlled synthesis of efficient NiWS active phases derived from lacunary polyoxometalate and the application in hydrodesulfurization

W Bao, T Huang, C Wang, S Ma, H Guo, Y Pan, Y Liu… - Journal of …, 2022 - Elsevier
Efficient catalysts with abundant NiWS active phases for hydrodesulfurization (HDS) were
prepared based on structural diversity as well as unique electrostatics property of lacunary …

CoMo/SBA-15 catalysts prepared with EDTA and citric acid and their performance in hydrodesulfurization of dibenzothiophene

L Peña, D Valencia, T Klimova - Applied Catalysis B: Environmental, 2014 - Elsevier
A series of CoMo catalysts supported on SBA-15 were prepared with
ethylenediaminetetraacetic acid (EDTA) and citric acid (CA) as chelating agents. The …

Behavior of NiMo/SBA-15 catalysts prepared with citric acid in simultaneous hydrodesulfurization of dibenzothiophene and 4, 6-dimethyldibenzothiophene

TE Klimova, D Valencia, JA Mendoza-Nieto… - Journal of catalysis, 2013 - Elsevier
In the present work, NiMo catalysts supported on SBA-15 were prepared using citric acid
(CA) during the synthesis. The objective of this work was to realize a comparative study of …

Enhancement of hydrotreating activity of oil-soluble CoMo6 heteropolyacid for 4, 6-dimethyldibenzothiophene and vacuum residue by controlling sulfurization degree

Q Li, Z Xiao, H Xin, G Li, D Wang, C Feng, X Li… - Chemical Engineering …, 2023 - Elsevier
An oil-soluble CoMo 6 heteropolyacid was synthesized by modifying the heteropolyacid with
a surfactant dioctadecyl dimethyl ammonium chloride, and then was used to prepare highly …

Beneficial influence of EDTA on the structure and catalytic properties of sulfided NiMo/SBA-15 catalysts for hydrotreating of light gas oil

S Badoga, KC Mouli, KK Soni, AK Dalai… - Applied Catalysis B …, 2012 - Elsevier
SBA-15 supported NiMo hydrotreating catalysts with different EDTA/Ni molar ratio were
prepared by incipient wetness impregnation method. Hydrotreating activities of these …