Table 2
The long-slim-tube displacement experiment results of crude oil for injecting CO2.
| Experimental temperature (°C) | Experimental pressure (MPa) | Recovery at 1.2 PV (%) | Miscible evaluation |
|---|---|---|---|
| 108.5 | 20 | 69.90 | Immiscible |
| 108.5 | 25 | 80.35 | Immiscible |
| 108.5 | 30 | 90.15 | Miscible |
| 108.5 | 35 | 90.50 | Miscible |
| 108.5 | 40 | 91.22 | Miscible |
| 108.5 | 45 | 91.90 | Miscible |