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Effects of Asphaltene Content in Atmospheric Residue and Mean Pore Size of Catalyst on Initial Deactivation of Hydrodesulfurization Catalyst
Hydrotreating Atmospheric residue Catalyst deactivation rate
2009/7/24
(HDS) of atmospheric residue (AR) over Ni-Co-Mo catalysts supported on γ-alumina was carried out to examine the effect of alumina pore size on HDS activity, hydrodemetallization (HDM) activity and ini...
Involvement of Asphaltene Decomposition in the Rapid Deactivation of Hydrodesulfurization Catalysts under Conditions for Deep Desulfurization of Atmospheric Residue
Hydrodesulfurization catalyst Atmospheric residue hydrotreating
2009/7/24
The effect of asphaltene (ASP) decomposition on catalyst deactivation under deep desulfurization conditions was investigated by reduction of sulfur from 0.3 to 0.1 mass% in a treated atmospheric resi...
Pretreatment of Vacuum Residue Using HDS Unit for Production of RFCC Feedstock
Vacuum residue conversion Swing reactor system FCC Pretreatment
2009/7/24
The reactivity of hydrocracking and performance of vacuum residue (VR) pretreatment was studied before residue hydrodesulfurization (HDS) for successive RFCC to convert VR to gasoline. Large NiMo por...
Promotion of Catalytic Activity and Suppression of Deactivation by Solvent Addition in the Hydrotreating of Atmospheric Residue
Atmospheric residue Hydrotreating Water addition Hydrodesulfurization
2009/7/24
The effect of addition of several solvents on atmospheric residue (AR) hydrotreating was examined in the autoclave test. Higher hydrodesulfurization (HDS) activity was obtained by adding solvents in t...