1. China France Bohai Geoservices Co., Ltd., Tianjin 300457, China
2. Tianjin Branch, CNOOC (China) Co., Ltd., Tianjin 300450, China
3. Engineering Technology Branch of CNOOC Energy Development Co., Ltd., Tianjin 300450, China
4. College of Energy, Chengdu University of Technology, Chengdu 610059, China