摘要
煤矿中发生冒顶事故与井下的瓦斯、煤尘、火、水灾事故所造成的后果相比,具有发生频率高、人员伤亡多、影响时间长等特点。减少和杜绝回采工作面冒顶事故,对于实现井下安全生产有着重要的现实意义。
The roof fall accidents compared with the consequence of the accidents of gas,coal dust,fire and flood in coal mine,the characteristics of high occurred frequency,more casualty and long influencing time,so,it has an important meaning for realizin safe production by reducing and stopping the roof fall accidents at stop face.
出处
《煤炭技术》
CAS
2008年第7期114-114,共1页
Coal Technology
关键词
预防冒顶
安全
采煤
prevent roof fall
safety
coal mining
