Research Article
The Characteristics of Oil Occurrence and Long-Distance Transportation due to Injected Fluid in Tight Oil Reservoirs
Table 2
The physical properties of tight reservoirs samples.
| | Sample | Formation | Porosity, % | Permeability, mD |
| | Conventional sandstone (water injection) | -- | 20.2 | 1414 | | Sample 1# (water injection) | | 10.5 | 0.6 | | Sample 2# (N2 injection) | Chang-7 | 11.3 | 1.2 | | Sample 3# (CO2 injection) | | 11.8 | 1.7 |
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