Analysis on the Occurrence Law of Gas Disaster Accidents inCoal Mine from 2007 to 2016

In order to study the law of the occurrence of gas disaster accidents in domestic coal mines, a comprehensive analysis on three hundred and eighty nine gas disaster accidents in coal mine from 2007 to 2016 was done from four aspects including enterprise nature, gas accident type, gas accident grade and occurrence region of gas accident by using data statistics method. The feature and law of these gas disaster accidents in the last 10 years was intuitively displayed through trend figures and column-like figures. The reasons for common occurrence of gas accidents were deeply analyzed and the prevention countermeasures and measures were proposed.