摘要
杏花煤矿由于井田范围内地质构造复杂,断层交错,给安全高效生产带来许多困难,造成矿井接续局面紧张。本文介绍了133队采煤工作面过4米落差断层,合理注入瑞米加固一号,有效地加固断层带处的煤壁及顶板,消除了冒顶、片帮事故,为安全生产提供了保障,为采煤工作面在断层带内回采、切面工作安全顺利进行创造了条件,缓解了接续紧张的局面,多回收原煤5.1万吨,实现了安全、高效生产,开创了杏花矿过断层回采、切面的先河。
Abstract
As the mine field within the complex geological structure and fault staggered in XingHua Coal, so bringing many difficulties of safe and efficient production, and causing tensions continue of mine situation. This article introduces the coal face 133 team
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