Effect of Order of Impregnation of Mo and Ni on the Hydrodenitrogenation Activity of NiO-MoO

Catalytic hydrotreating is one of the important secondaryprocesses developed to improve the quality of petroleum crudefor hydrocracking. In recent years, hydrotreating has receivedconsiderable interest from researchers to meet the stringentenvironmental regulations with regard to reduction of sulfur andnitrogen level.