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Technology of Water Disaster Controlling and Rescue when Coal Mining over Ordovician and Cambrian Limestone Water in He'nan Coal Mine Zone
Author(s): 
Pages: 38-41
Year: Issue:  10
Journal: SAFETY IN COAL MINES

Keyword:  河南煤矿区导水断裂带防水闸门防水煤柱潜水泵;
Abstract: 主要针对河南煤矿区寒灰、奥灰水害特点,论述了导水断裂带(陷落柱)的探测方法,加强防水闸门(墙)、防水煤(岩)柱的管理,在采区设计和开采方法上优化设计,完善排水系统,将突水灾害减少到最低程度.
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