一种大采高综采采场顶板分类与支护阻力确定方法

Release time:2020-10-30 Hits:

Affilication of Author(s):矿业工程学院

Disigner of the Invention:tushihao,李召鑫,白庆升,屠洪盛,王沉,张小刚

Type of Patent:国内

State of Patent:专利授权

Application Number:201310121703.5

Number of Inventors:7

Service Invention or Not:no

Application Date:2013-04-09

Authorization Date:2015-03-04

First Author:Yuan Yong