Stress Anisotropy and Velocity Anisotropy of Longmaxi Shale during Laboratory Hydraulic Fracturing
Wei Zhu1, Xu Chang2, Yibo Wang3, Hongyu Zhai1 and ZhenXing Yao4, (1)Institute of Geology and Geophysics, Chinese Academy of Sciences, Key Laboratory of Shale Gas and Geoengineering, Beijing, China, (2)Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China, (3)Institute of Geology and Geophysics, Chinese Academy of Sciences, State Key Laboratory of Lithospheric Evolution, Beijing, China, (4)Institute of Geology and Geophysics, Chinese Academy of Sciences, Key Laboratory of Earth and Planetary Physics, Beijing, China