Research Article
A Multiscale Structural Analysis of Soft and Hard Coal Deposits in Deep High-Gas Coal Seams
Table 3
BET-specific surface areas of the different coal seams.
| | Pore structure parameters | No. | No. 4 hard coal | No. 4 soft coal | No. 13 hard coal | No. 13 soft coal |
| | BET-specific surface area (m2/g) | 1 | 0.5635 | 1.4695 | 2.0563 | 1.2967 | | 2 | 0.6875 | 1.3009 | 1.9152 | 2.1865 | | 3 | 0.7642 | 1.5750 | 1.2207 | 2.0363 | | Average | 0.6717 | 1.4485 | 1.7307 | 1.8398 |
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