1. College of Chemistry and Chemical Engineering, China University of Petroleum (East China), Qingdao, 266580, P. R. China
2. Changqing Engineering Design Co. Ltd, PetroChina Changqing Oilfield Company, Xi'an 710000, Shanxi, China
3. Advanced Chemical Engineering and Energy Materials Research Center, China University of Petroleum (East China), Qingdao, 266580, P. R. China
4. State Key Laboratory of Heavy Oil Processing, China University of Petroleum (East China), Qingdao, 266580, P. R. China