1. School of Earth Science and Resources, Chang’an University, Xi’an 710054, China
2. Key Laboratory of Western Mineral Resources and Geological Engineering, Ministry of Education, Chang’an University, Xi’an 710054, China
3. Research Institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi’an 710075, China
4. Department of Chemical and Petroleum Engineering, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada