[1] China Univ Petr, Key Lab Catalysis, State Key Lab Heavy Oil Proc, Qingdao 266580, Peoples R China
[2] King Abdulaziz City Sci & Technol, Petrochem Res Inst, Riyadh 11434, Saudi Arabia
[3] Univ Illinois, Dept Civil & Environm Engn, Urbana, IL 61801 USA