Mohammed, A.H.A.K. et al. 2015. Comparative Study of New Re-Ni-Mo/Al2o3 and Conventional Hydrodesulphurization Catalyst. Iraqi Journal of Chemical and Petroleum Engineering. 16, 4 (Dec. 2015), 1–9. DOI:https://doi.org/10.31699/IJCPE.2015.4.1.