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kuang gong men dui kai cai xiao xing mei kuang shi , xiang lao long shui dou zheng de jing yan
Author(s): 
Pages: 35
Year: Issue:  10
Journal: Hydrogeology and Engineering Geology

Keyword:  小型煤矿充水因素探水矿工分布位置掌子面斗争经验水头内时;
Abstract: <正> 小型煤矿矿坑充水因素,老窿水是最兇猛的敌人。那么我们怎样与老窿水进行斗争呢?首先要彻底调查研究采区周围老窿的分布位置。最好先将老窿水排出,然后把老窿填塞,如在条件不许可时,可划出井下采掘的警戒线,保留一定的安全矿柱。当的确知道老窿水头不高,约在15公尺以内时,可用打砲眼的长钎子进行探水,探水工作应由有经验的老工人担任,除探水人员外,井内不要留人。打探水眼需要
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