[1] China Univ Geosci, Sch Energy, Beijing 100083, Peoples R China
[2] Xian Shiyou Univ, Shaanxi Key Lab Adv Stimulat Technol Oil & Gas Re, Xian 710065, Peoples R China
[3] Univ Texas Austin, Dept Petr & Geosyst, Austin, TX 78705 USA
[4] Univ Alberta, Sch Min & Petr Engn, Edmonton, AB T6G 2R3, Canada
[5] China Natl Petr Corp, Prod & Operat Management Dept, Beijing 100018, Peoples R China