Fire Accident Case Analysis and Integrated Control in Second Mining Fully Mechanized Caving Face

From three cases of fire accidents in caving mining faces of small coal mines severely damaged area,Analyzing the cause of the fire, the paper proposed the technology of special support, the fire prevention of firefighting road in small coal mine destruction zone, combining with the advance prevention by grouting, partial pressure equalizing and nitrogen injection, which effectively eliminated the fire accident and ensured the face smooth recovery.