1. State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development, Beijing 100083, China
2. National Energy Shale Oil Research and Development Center, Beijing 100083, China
3. School of Petroleum Engineering, Xi’an Shiyou University, Xi’an 710065, China
4. Petroleum Exploration and Development Research Institute, SINOPEC, Beijing 100083, China
5. Fengcheng Oilfield, PetroChina Xinjiang Oilfield Company, Karamay 834000, China
6. The Tenth Oil Production Plant of Changqing Oilfield Company, PetroChina, Qingyang 745100, China