CO2 assisted steam flooding in late steam flooding in heavy oil reservoirs
XI Changfeng,QI Zongyao,ZHANG Yunjun,LIU Tong,SHEN Dehuang,MU Hetaer,DONG Hong,LI Xiuluan,JIANG Youwei,WANG Hongzhuang
Fig. 1. Appearance and well pattern diagram of filling sand model in 3D physical modeling experiment.