Experiments on imbibition mechanisms of fractured reservoirs by microfluidic chips

YU Fuwei,GAO Zhendong,ZHU Wenhao,WANG Chuan,LIU Fan,XU Fei,JIANG Hanqiao,LI Junjian

Fig. 8. The microscopic images of oil expulsion under the effect of wettability alteration solution in Scheme B-1.