1. School of Petroleum Engineering, China University of Petroleum (East China), Qingdao, China
2. College of Science, China University of Petroleum (East China), Qingdao, China
3. Exploration and Development Department, Shaanxi Yan’an Oil & Natural Gas Corp Ltd, Xi’an, China
4. School of Petroleum Engineering, Chongqing University of Science and Technology, Chongqing, China