一种急倾斜煤层工作面一体化支架及其开采方法

Release time:2020-10-30 Hits:

Affilication of Author(s):矿业工程学院

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

Type of Patent:国内

State of Patent:专利授权

Application Number:201510389302.7

Number of Inventors:6

Service Invention or Not:no

Application Date:2015-07-03

Authorization Date:2018-07-20

First Author:Yuan Yong