Figure 14.
Pressure changes of the adsorption tank in the water injection process: (a) 1–3 mm coal sample for MP. (b) 0.17–0.25 mm coal sample for LP-N2GA.
Pressure changes of the adsorption tank in the water injection process: (a) 1–3 mm coal sample for MP. (b) 0.17–0.25 mm coal sample for LP-N2GA.