The Effect of Static Blasting Materials on Coal Structure Changes and Methane Adsorption Characteristics

Figure 12

Relationship between methane adsorption content and rate: (a) 1^# raw coal, (b) 2^# coal with static blasting material during heat action, (c) 3^# coal during heat action, (d) 4^# coal with static blasting materials after heat action, and (e) 5^# coal after heat action.

(a)

(b)

(c)

(d)

(e)