Cement injection of perforating holes in a frozen pipe is a wholly new technology for consolidating shaft wall rock and stopping water of frozen shafts in coal mines.
Adopting survey technology of double-head water-stopped machine flowing high of upward-inclined drillhole rock destruction rules were surveyed, development height of water conducted zone was gained.
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介绍了河南省某突水煤矿的注浆堵水治理工程的治理方法、工艺及质量控制措施、治理效果。
The treatment methods, technology, quality control measures and treatment results for the blocking water with grouting treatment project in a bursting water coal mine of Henan province are introduced.