Investigation of co-effect of 12-tungstophosphoric heteropolyacid, nickel citrate and carbon-coated alumina in preparation of NiW catalysts for HDS, HYD and HDN reactions
Keywords: اسید سیتریک; Hydrodesulphurization; Hydrogenation; Hydrodenitrogenation; Heteropolyanion; Alumina-activated carbon; Citric acid; NiW catalysts; NiWS; DBT; Naphthalene;