【摘要】 文中详细介绍了目前国内常用的四种矿用火箭弹以及处理溜井堵塞的工艺流程。采用矿用火箭弹处理溜井堵塞尚未在我国矿山全面推广使用。其主要原因是这几种矿用火箭弹的结构在可靠性、安全性以及使用等方面还存在一些问题，作者对此提出了几点建议。更多还原

【Abstract】 Four kinds of currently common-use rocket projectile and their technological process are introduced. The main reason why the method of rocket projectile blasting for mines is not widely used in clogged chute processing is that their structire has some faults in reliability, safety, and operation. Correspondingly, some opinions are proposed.更多还原