1. School of Petroleum Engineering, China University of Petroleum (East China), Qingdao, Shandong 266555, China
2. PetroChina Tarim Oilfield Company, Korla, Xinjiang 841000, China
3. PetroChina Changqing Oilfield ChangBei Operating Company, Yulin, Shaanxi 710016, China
4. School of Petroleum Engineering, Xi’an Shiyou University, Xi’an, Shaanxi 710065, China
5. Drilling and Production Equipment Research Institute, Lanzhou LS Petroleum Equipment Engineering Co., Ltd., Lanzhou, Gansu 730300, China