Laboratory;
of;
CBM;
Resources;
and;
Reservoir;
Formation;
Process,;
Ministry;
of;
Education,;
China;
University;
of;
Mining;
and;
Technology;
Xuzhou;
221116,;
China;
of;
Resources;
and;
Earth;
Science,;
China;
University;
of;
Mining;
and;
Technology,;
Xuzhou;
221116,;
China;
Laboratory;
of;
Coal;
Processing;
and;
Efficient;
Utilization,;
Ministry;
of;
Education,;
China;
University;
of;
Mining;
and;
Technology,;
Xuzhou;
221116,;
China;