Gang Hui
Department of Chemical and Petroleum Engineering, University of Calgary, Calgary, AB T2 N1 N4, Canada;
Canada

Zhangxin Chen
Department of Chemical and Petroleum Engineering, University of Calgary, Calgary, AB T2 N1 N4, Canada; College of Petroleum Engineering, China University of Petroleum (Beijing), Beijing 102249, P. R. China;

Shengnan Chen
Department of Chemical and Petroleum Engineering, University of Calgary, Calgary, AB T2 N1 N4, Canada;
Canada

Fei Gu
Research Institute of Petroleum Exploration and Development CNPC, Beijing 10083, P. R. China;
China