摘要
把矿井的矸石全部填充到井下巷道内 ,国内无先例可鉴 ,文中对此提出几种工艺流程 ,并对其优缺点进行分析 。
There is no example of filling the waste rock in the well tunnel.This paper shows several technology circuit and the analysis of its character.It also makes some key problems.
出处
《河北煤炭》
2004年第6期5-6,共2页
Hebei Coal
关键词
井下矸石填充
工艺流程
存在问题
waste rock filler in well
technology circuit
existing problems
