| 安全高效通过68302工作面大断层探讨 |
| |
| 引用本文： | 刘安保.安全高效通过68302工作面大断层探讨[J].科技情报开发与经济,2010,20(24):222-224. |
| |
| 作者姓名： | 刘安保 |
| |
| 作者单位： | 山西焦煤西山煤电杜儿坪矿,山西太原,030024 |
| |
| 摘 要： | 杜儿坪矿北三68302工作面在回采过程中,遇到一条落差H为3.0m～3.1m、横贯工作面正副巷的大断层。该矿采取了沿断层面掘送探巷提前支护断层破碎带顶板、工作面预挑顶、煤壁注浆等手段,安全高效地回采,通过了该大断层。
|
| 关 键 词： | 过断层技术 方案选择 煤炭开采 |
Passing through the Giant Fault on 68302 Working Face Safely and Efficiently with Various Measures |
| |
| LIU An-bao.Passing through the Giant Fault on 68302 Working Face Safely and Efficiently with Various Measures[J].Sci-Tech Information Development & Economy,2010,20(24):222-224. |
| |
| Authors: | LIU An-bao |
| |
| Abstract: | In the course of stoping,there is a giant fault with fault throw of 3.0 m～3.1 m traversing 68302 working face of Du＇erping Coal mine.And Du＇erping Coal mine adopt various measures such as pre-supporting the fault broken roof along fault surface,pre-roof-brushing on working face,and grouting on coal wall,etc.,passing through the giant fault safely and efficiently. |
| |
| Keywords: | technique for passing through fault scheme selection coal mining |
| 本文献已被 维普 万方数据 等数据库收录！ |
|
