The utility model relates to a mine slip casting pump, in particular to a slip casting pump which is used for the sealing treatment of the gap of the stratum loophole in mines or tunnels.
本实用新型涉及一种矿用注浆泵,尤其是矿井或隧道地层漏洞缝隙封闭处理的注浆泵。
The method of system transformation, combining sealing are consequently used, and the problem of small mine air leak is solved.
采取系统改造,结合堵漏的方法,解决了小井漏风问题。
Because of the weak borehole sealing and inadequate use of the initial free face, the higher investment and unsatisfactory blasting effect still exist in the mine tunnel excavation blasting.
由于炮孔堵塞不牢和初始自由面利用不充分,井下平巷的掘进开挖爆破仍存在投入大、爆破结果欠理想等问题。
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