Organization
1. State Key Laboratory of Oil and Gas Reservoir Geology Exploitation, Southwest Petroleum University, Chengdu, Sichuan 610500, China; 2. Graduate School, Southwest Petroleum University, Chengdu, Sichuan 610500, China; 3. Exploitation Department, Yanchang Oil and Gas Company Ltd., Yan’an, Shaanxi 716000, China 4. Northwest Sichuan Gas Field, Southwest Oil and Gas Field Company, CNPC, Jiangyou, Sichuan 621700, China)Journal of Southwest Petroleum University,Vol. 33, No. 2, 115 – 120, 2011(1674 – 5086,in Chinese