Table 8
The comparison of average particle size in microemulsion and throat diameter in different porous media.
| Sample | Porosity (%) | Average particle/throat diameter (nm) | Reference |
|---|---|---|---|
| Microemulsion (Case study 2) | – | 56 | [28] |
| Tight carbonate, Sichuan Basin, China (Type I) | 1.3 | 126–320 | [69] |
| Tight carbonate, Sichuan Basin, China (Type II) | 0.8–1.7 | 20–126 | [69] |
| Tight carbonate, Sichuan Basin, China (Type III) | <0.8 | <20 | [69] |
| Middle Eastern carbonate | 47.0 | >253 | [70] |
| Tight sandstone, Ordos Basin, China | 7.0–13.1 | >200 | [71] |
| Berea sandstone | 23.0 | 28 × 103 | [72] |
| Middle Eastern limestone | 16.0–23.6 | 26 × 103 to 44 × 103 | [73] |
| Vuggy carbonate, Bohai Basin, China | 6.9 | 20 × 103 | [74] |