Time Characteristics of the Influence Radius by Injecting N<sub>2</sub> to Displace Coalbed Methane: A Case Study

<div>Difference between the horizontal and vertical distances with injection time.</div>

Geofluids

Figure 5: Time Characteristics of the Influence Radius by Injecting N<sub>2</sub> to Displace Coalbed Methane: A Case Study 