Research Article
Evaluation of Coal Seam Gas Drainability for Outburst-Prone and High-CO2-Containing Coal Seam
Table 5
The individual content of each gas component and the total gas content of each sample.
| | Classification | Average Q1 gas content (m3/t) | Average Q1 : QM ratio (%) | Average Q2 gas content (m3/t) | Average Q2 : QM ratio (%) | Average Q3 gas content (m3/t) | Average Q3 : QM ratio (%) |
| | All samples | 0.5 | 6.0 | 1.2 | 17.1 | 4.5 | 76.9 | | “Pass” samples | 0.2 | 4.0 | 0.6 | 14.1 | 3.6 | 81.9 | | “Fail” samples | 1.0 | 9.5 | 2.2 | 22.0 | 6.0 | 68.5 |
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