The Migration of Coalbed Methane under Mining Pressure and Air Injection: A Case Study in China

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/geofluids/volume-2018/4034296/figures/4034296.fig.0013a.svgz" name="4034296.fig.0013a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Air concentration varies with time</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/geofluids/volume-2018/4034296/figures/4034296.fig.0013b.svgz" name="4034296.fig.0013b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Methane flow rate changes with the time</td></tr></table>

<div>Methane flow rate changes with time.</div>

Geofluids

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Figure 13

Figure 13: The Migration of Coalbed Methane under Mining Pressure and Air Injection: A Case Study in China 