摘要
针对大同煤矿集团有限责任公司云冈矿12号层8617工作面停采时受断层带影响,工作面顶板裂隙发育、顶煤维护困难,造成工作面机道难以形成,严重制约了工作面的正常停采及撤架的施工速度,通过特殊的支护方案,安全有效地完成了工作面停采撤架工作。
In Yungang Mine （full text referred to as the Yungang Mine） on the 12th floor 8617 working face mining stopped by fault zone9 roof fracture, top coal maintenance difficulties, cause to the formation of the working face, seriously restrict the nor- mal face to stop mining and erecting construction speed, through special support for supporting scheme, safety effectively comple- ted the working face mining stopped shelves work.
出处
《机械管理开发》
2015年第6期52-54,共3页
Mechanical Management and Development
关键词
双硬条件
断层带
停采支护
double hard condition
fault zone
stop supporting
