摘要
为解决尚庄井东翼采区的防突问题,在3652顺槽底板中掘一条底板岩巷,超前于3652顺槽,利用岩巷打煤层抽放孔,预抽3652顺槽前方及两帮瓦斯,使3652顺槽煤巷安全施工。
In order to solve the problem of gas outburst in the east mining field of Shangzhuang Mine, a floor rock drivage along and ahead of 3652 floor crnssheading is used for digging suction hole to exhaust gas to ensure the. safety commotion of 3652 crossheading roadway.
出处
《江西煤炭科技》
2005年第4期13-14,共2页
Jiangxi Coal Science & Technology
关键词
煤层底板巷
抽放
瓦斯
floor rock drivage
exhaust
gas
