1. PetroChina Research Institute of Petroleum Exploration & Development, Beijing 100083, China
2. Southwest Petroleum University, Chengdu, 610053, China
3. Key Laboratory of Oilfield Chemicals, CNPC, Beijing 100083, China
4. PetroChina Jilin Oilfield Company, Songyuan, 138001, China
5. PetroChina Tuha Oilfield Company, Hami, 838201, China
6. PetroChina Daqing Oilfield Research Institute of Petroleum Exploration & Development, Daqing, 163000, China