大倾角巷道回收工字钢棚安全控制技术  

Exploration and Practice on Safety Control of Recycling I-shaped Steel Support in Large Inclined-Angle Roadway

作　　者：周增强[1] 孙茂海 刘小刚[1] 

机构地区：[1]皖北煤电集团公司百善矿,安徽淮北235154

出　　处：《江西煤炭科技》2012年第4期125-126,共2页Jiangxi Coal Science & Technology

摘　　要：百善矿掘进一区在654轨道巷大倾角下山回工字钢棚的过程中,采取了许多可行的技术措施和管理办法,安全顺利地完成了大倾角下山破碎顶板回棚任务,为我矿今后安全回棚积累了一定的经验。In the process of recycling of I--shaped steel support with large inclined--angle downhill in 654 track lane of No. 1 driving area, the authors take many feasible technical measures and management methods to accomplish the support recycling of broken roof with large inclined--angle downhill safely and successfully, which provides certain experiences for safe support recycling in the future.

关 键 词：大倾角下山 破碎顶板 回收工字钢 管理办法 

分 类 号：TD61[矿业工程—矿山机电]