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Home > Scientific Research > Patents

一种深部三软煤层非对称巷道支护结构

Release time:2020-10-30 Hits:

Disigner of the Invention:zhangdongsheng,wangxufeng,刘洪林,池明波,程继鑫
Type of Patent:国内
State of Patent:专利授权
Application Number:201610240355.7
Number of Inventors:6
Service Invention or Not:no
Application Date:2016-04-18
Authorization Date:2017-12-29
First Author:zhangwei