The Huadian shale gas blocks in Western areas of Huan-Hubei includes Hefeng,Laifeng-Xianfeng,Yongshun and Huayuan blocks with total areages of 4058km2,the geotectonic position of four blocks located o
The main body of Cengong shale gas block is located in the Southeastern of Yangtze Block,it is the quasicraton block with the basement of Pre-Sinian system.The northern of the block is adjacent to the
With the development of the exploration of shale gas,the two dimensional seismic exploration plays important role in the survey of shale gas,especially in the identification and interpretation of the
Southern Songliao basin consists of four A structural units from west to east: western slopes,southwest uplift,central depression and southeast uplift.Upper Cretaceous Qingshankou Formation shale sedi