Table 7
RRF of polymer gel after dynamic gelation in sand packs with 2.50 cm ID and 100.00 cm length under different permeabilities at 75 °C.
Code | Permeability before plugging, μm2 | Permeability before plugging, μm2
|
RRF |
||
---|---|---|---|---|---|
Section ad | Section bd | Section ad | Section bd | ||
1 | 0.550 | 0.0530 | 0.058 | 10 | 9 |
2 | 2.130 | 0.0390 | 0.216 | 55 | 10 |
3 | 8.080 | 0.0395 | 0.121 | 205 | 67 |
4 | 13.580 | 0.0441 | 0.110 | 308 | 123 |