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一种多段式中空注浆锚索及支护方法
Release time:2023-09-01  Hits:

Affilication of Author(s):矿业工程学院
Scope of patent:国内
School Sign:第一单位
Disigner of the Invention:yaoqiangling,朱柳,lixuehua,徐强
Type of Patent:国内
State of Patent:专利授权
Application Number:201910954039.X
Service Invention or Not:no
Application Date:2019-10-09
Authorization Date:2021-03-09
First Author:回新冬