立井过双突煤层瓦斯联合抽放技术的实践  

Practice on Gas Joint Drainage Technology of Exposing Double-outburst Coal Seam in Vertical Shaft

作　　者：华德宏 

机构地区：[1]中煤建设集团有限公司,北京100012

出　　处：《江西煤炭科技》2010年第3期101-103,共3页Jiangxi Coal Science & Technology

摘　　要：沙曲矿北翼进、回风井井筒在施工过程中,通过实行双煤层联合抽放技术为主的防突措施,成功地揭过了10层煤与瓦斯突出煤层。In the construction of north wing and return air shaft in Shaqu Colliery,outburst prevention measures of double coal seam joint drainage technology are taken to exposed over a dozen layers of coal and gas outburst coal seam.

关 键 词：立井 双突 抽放 实践 

分 类 号：TD713.37[矿业工程—矿井通风与安全]