Comparison of oil displacement mechanisms and performances between continuous and dispersed phase flooding agents

Zhe SUN,Xingcai WU,Xiaodong KANG,Xiangguo LU,Qiang LI,Weidong JIANG,Jing ZHANG

Table 4 The experimental results of recovery rate under constant pressure injection.

Run No. Total injection pore volume Oil saturation/% Oil recovery rate of waterflood/% Oil recovery rate of chemical flooding/% EOR/ % 2-1 1.33 63.1 30.09 56.23 26.14 2-2 1.33 62.2 30.97 64.08 33.11