Research Article
A Study of the Laws of Abnormal Gas Emissions and the Stability Controls for Coal Mine Walls in Deeply Buried High-Gas Coal Seams
Table 2
BJH specific surface areas of the different coal seams.
| Pore structure parameters | No. | No. 6 hard | No. 6 soft | No. 8 hard | No. 8 soft |
| BET specific surface area (m2/g) | 1 | 1.5354 | 3.3095 | 0.3781 | 1.2226 | 2 | 1.6291 | 2.2912 | 0.534 | 1.6153 | 3 | 1.2135 | 3.2919 | 0.4469 | 1.6384 | Average value | 1.4593 | 2.9642 | 0.453 | 1.4921 |
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