Seismic description and fluid identification of thin reservoirs in Shengli Chengdao extra-shallow sea oilfield
SHU Ningkai,SU Chaoguang,SHI Xiaoguang,LI Zhiping,ZHANG Xuefang,CHEN Xianhong,ZHU Jianbing,SONG Liang
Fig. 4. Stratigraphic column of Well CB208 (a) and comparison of seismic section through this well before (b) and after (c) large angle frequency bandwidth expanding processing in Chengdao extra-shallow sea oilfield. GR—Natural gamma; SP—Spontaneous potential; R25—2.5 m resistivity.