Research Article
Laboratory Study of the Displacement Coalbed CH4 Process and Efficiency of CO2 and N2 Injection
Table 1
Properties of coal sample.
| Sample no. | Proximate analysis/% | Maceral/% | /% | | | | | Vitrinite | Inertinite | Exinite |
| No. 1 | 1.90 | 7.44 | 27.4 | 67.2 | 60.57 | 38.18 | 0 | 1.09 |
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