A Study of the Laws of Abnormal Gas Emissions and the Stability Controls for Coal Mine Walls in Deeply Buried High-Gas Coal Seams

<div>ASAP 2460 multistation type-specific surface area and porosity analyzer.</div>

Advances in Civil Engineering

Figure 2: A Study of the Laws of Abnormal Gas Emissions and the Stability Controls for Coal Mine Walls in Deeply Buried High-Gas Coal Seams 