1. Geological Survey of Canada, Calgary Division, 3303 33rd Street, NW, Calgary, AB T2L 2A7, Canada
2. Faculty of Engineering and Applied Science, University of Regina, 3737 Wascana Pkwy, Regina, SK S4S 0A2, Canada
3. China National Offshore Ocean Corporation Limited-Shanghai, Shanghai 200000, China
4. School of Oil and Natural Gas Engineering, Southwest Petroleum University, Chengdu 610500, China