Scheme | Polymer concentration (mg/L) | Surface active agent concentration (wt%) | Gas-liquid ratio | Resistance factor | Recovery rate improvement value (%) |
7 | 1200 | 0.10 | 1:1 | 33.83 | 8.23 |
8 | 1200 | 0.15 | 1:1 | 36.38 | 10.37 |
9 | 1200 | 0.20 | 1:1 | 48.45 | 15.65 |
10 | 1200 | 0.25 | 1:1 | 61.05 | 18.92 |
11 | 1200 | 0.30 | 1:1 | 65.25 | 20.15 |
12 | 1200 | 0.35 | 1:1 | 66.40 | 20.56 |