一种深井大断面巷硐群围岩的“三壳”协同支护方法

Release time:2020-10-30 Hits:

Affilication of Author(s):矿业工程学院

Disigner of the Invention:tushihao,孙松,刘志恒,伏映鹏,李杰,李波

Type of Patent:国内

State of Patent:专利授权

Application Number:201610183234.3

Number of Inventors:7

Service Invention or Not:no

Application Date:2016-03-28

Authorization Date:2018-02-02

First Author:Yuan Yong