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

Figure 5

SEM micrographs of coal affected by static blasting: (a) 1^# raw coal; (b) 2^# coal after thermal action of the static blasting material; (c) 3^# coal adsorbed by the static blasting material.

(a)

(b)

(c)