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 …

Abstract Effects of activated carbon of a carbon-coated alumina support and active phase
morphology of transition metal sulfide (TMS) catalysts in hydrotreatment (HDT) of S …

Concerning the environmental and health problems related to SO x emission, the
environmental protection agencies are incessantly tightening the permissible sulfur level in …

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 …

Hydroprocessing catalysts based on transition metal sulfides have been extensively used
worldwide in refineries for upgrading heavy fractions to better quality fuels. The present work …

Two new mesoporous carbon-supported Co-Mo hydrodesulfurization catalysts with different
Co contents have been successfully prepared by one-step vacuum freeze-drying, followed …

CoPMo/Al 2 O 3 catalysts were prepared using H 3 PMo 12 O 40 and Co complexes with
citric acid (CA) or non-complexing organic additives such as ethylene glycol (EG) …

Highly active hydrodesulfurization (HDS) catalysts have been prepared successfully through
a molecular approach using well-defined Strandberg Psingle bondMosingle bondNi …

Abstract Ni (Co) x-Co 2 Mo 10/Al 2 O 3 catalysts with various (Co+ Ni)/(Co+ Ni+ Mo) atomic
ratio (from 0.17 to 0.45) and constant Mo loading (10 wt.%) were synthesised using …

The synthesis of bimetallic Co–Mo compounds from ammonium heptamolybdate, citric acid
and cobalt acetate for the preparation of catalysts for the ultra-deep hydrodesulfurization …