张乾青   

Title:Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

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Language:English

Patents

Title : 一种先柔后刚的锁脚锚杆组合支护装置及安装方法

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Title:一种先柔后刚的锁脚锚杆组合支护装置及安装方法

Affilication of Author(s):岩土与结构工程研究中心

Patent Applicant:liliping,shishaoshuai,Zhou Zongqing,zhangqianqing

Type of Patent:发明

Application Number:201611207470.0

Number of Inventors:4

Service Invention or Not:no

Application Date:2016-12-23

Publication Date:2019-04-30

Authorization Date:2019-04-30

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