Research Article
Research on Microscopic Pore Structure Characteristics and Producibility of the Chang 9 Reservoir in the Wucangpu Block
Table 1
Statistics of throat interval distribution.
| | Core no. | Permeability (mD) | Micro throat ( μm) | Microfine throats ( μm) | Fine throats ( μm) | Medium throats ( μm) | | Proportion (%) | K contribution (%) | Proportion (%) | K contribution (%) | Proportion (%) | K contribution (%) | Proportion (%) | K contribution (%) |
| | 8-2 | 3.998 | 8.11 | 0.33 | 14.03 | 2.64 | 37.23 | 26.61 | 40.62 | 70.41 | | 8-1 | 2.722 | 32.11 | 3.99 | 34.36 | 16.17 | 25.39 | 42.27 | 8.14 | 37.57 | | 12-3 | 0.633 | 26.73 | 4.52 | 41.22 | 23.80 | 28.70 | 56.44 | 3.35 | 15.24 | | 19-1 | 0.208 | 44.89 | 19.26 | 50.12 | 64.44 | 4.99 | 16.30 | 0.00 | 0.00 | | 16-2 | 0.076 | 100.00 | 100.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
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