冒顶事故是矿井采掘工作面生产过程中经常发生的。在西欧及日本一些采掘技术较发达的国家也常见到。因此,应采取积极的预防措施,熟悉发生冒顶事故后自救的一些方法。下面分别加以介绍。一处理工作面冒顶的一般方法①局部小冒顶出现后,应先检查冒顶地点附近顶板支架情况,处理好 The roof accident is often occurred in the mining face of coal mining. It is also common in some countries in Western Europe and Japan where the extractive technologies are more developed. Therefore, active precautions should be taken to familiarize yourself with some methods of self-help after a roof-top accident. The following were introduced. A general approach to deal with face fall ① After the emergence of local small roof, roof location should be checked near the top of the bracket, handle well