| “三软”煤层注水防尘封孔技术研究 |
| |
| 引用本文： | 张英华,任存良,翟逸群.“三软”煤层注水防尘封孔技术研究[J].河北工程大学学报,1999(2). |
| |
| 作者姓名： | 张英华 任存良 翟逸群 |
| |
| 作者单位： | 河北建筑科技学院资源系!邯郸,056038,邢台矿业集团有限责任公司!邢台,054000,邢台矿业集团有限责任公司!邢台,054000 |
| |
| 基金项目： | “九五”国家重点科技攻关项目 |
| |
| 摘 要： | 通过对水泥砂浆、封孔器等封孔方法的分析,研究了它们在“三软”煤层中注水时存在的主要问题,并开发了单向自动截止阀,它与封孔器配套使用,在郑州矿务局超化矿11091工作面进行试验取得了良好的效果．
|
| 关 键 词： | “三软”煤层 封孔方法 技术改造 |
Study of Sealing Technology to Prevent Dust with Water Injection in "weak seam roof and floor" Mine |
| |
| Authors: | Zhang Yinghua Ren Cunliang Zai Yiqun |
| |
| Abstract: | In this paper, sealing methods of mortar and sealing instrument areanalyzed, their chief problems with water injection in "weak seam roof and floor" mineare studied, and the single direction closing valve is made and used with sealinginstrument .This practice has been gotten great success in 11091 work face of ChaohuaMine of Zhengzhou Mine Bureau. |
| |
| Keywords: | weak seam roof and floor" mine sealing methods technological transformation |
| 本文献已被 CNKI 等数据库收录！ |
|
