Features and imbibition mechanisms of Winsor Ⅰ type surfactant solution in oil-wet porous media |
YU Fuwei,JIANG Hanqiao,FAN Zhen,XU Fei,SU Hang,CHENG Baoyang,LIU Rengjing,LI Junjian |
Fig. 8. Contact angles between oil, NaCl soluition, WⅠ system and microemulsion in oil-wet micmodel. |