Table 7.
Oil Recovery (%) | Incremental Oil Recovery (%) | Pore Vol. Inj. | Oil Recovery (mL) | Residual Volume | |
---|---|---|---|---|---|
Water flooding | 24.7 | 0 | 2.6 | 2.1 | 9.59 |
Polymer (1 wt%), Surfactant (10 wt%) | 44.7 | 20 | 4.1 | 3.8 | 7.89 |
Polymer (1.5 wt%), Surfactant (10 wt%) | 57.6 | 32.9 | 5.6 | 4.9 | 6.79 |
Polymer (2 wt%), Surfactant (10 wt%) | 63.5 | 38.8 | 6.8 | 5.4 | 6.29 |