1. National Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao 266580, China
2. School of Petroleum Engineering, China University of Petroleum (East China), Qingdao 266580, China
3. Chengdu University of Technology, Chengdu, Sichuan 610059, China
4. China Petroleum Technology and Development Corporation, Beijing, China 100009