| 开采下层煤释放上层煤瓦斯在新强煤矿的应用 |
| |
| 引用本文： | 于瑞爽.开采下层煤释放上层煤瓦斯在新强煤矿的应用[J].煤炭技术,2010,29(2). |
| |
| 作者姓名： | 于瑞爽 |
| |
| 作者单位： | 七台河矿业精煤集团公司新强煤矿,黑龙江,七台河,154l00 |
| |
| 摘 要： | 新强煤矿六采区,通过回采下分层90层右三片采煤工作面,使采空区顶板垮落形成的裂隙带破坏87层右三片采煤工作面煤体结构,从而破坏瓦斯的存在形式,并通过裂隙达到卸压释放瓦斯的目的。
|
| 关 键 词： | 煤层 瓦斯 开采 解放层 |
Application of Releasing Upper Coal Gas with Mining Lower Coal in Xinqiang Coal Mine |
| |
| YU Rui-shuang.Application of Releasing Upper Coal Gas with Mining Lower Coal in Xinqiang Coal Mine[J].Coal Technology,2010,29(2). |
| |
| Authors: | YU Rui-shuang |
| |
| Affiliation: | Xinqiang Coal Mine/a>;Qitaihe Mining Industry Cleaned Coal Group Comp./a>;Qitaihe 154600/a>;China |
| |
| Abstract: | In the sixth mining area in Xinqiang Coal Mine,throngh mining the coal face of the right third flat in the lower layer of No.90 coal seam,the fractured zone formed by the falling roof in goaf destroyed the coal structure at the coal face of the right third flat in No.87 coal seam,so that the form of gas existance was destroied,to achieve the purpose of stress-relief and releasing gas. |
| |
| Keywords: | coal seam gas exploitation liberated layer |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
