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

Table 2 Coincidence of fluids drilled and predicted in Layer N1g125 of Chengdao extra-shallow sea oilfield.

Well name Drilled fluid Predicted fluid Coincidence (Yes or no) SHG2 Oil Oil Yes CB206 Water Water Yes CB252 Oil Oil Yes CB208 Dry Dry Yes CB209 Oil Oil Yes SH6 Water Oil-water No SH202 Dry Dry Yes CBG406 Dry Dry Yes SH4 Dry Dry Yes SH201 Dry Dry Yes CB27 Dry Dry Yes SH2 Dry Dry Yes CBG111 Dry Dry Yes