张乾青
Title:Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Patents
Title of Award : 一种用于后注浆桩的注浆口开闭可控的注浆装置及方法
Hits :
Title:一种用于后注浆桩的注浆口开闭可控的注浆装置及方法
Institution:岩土与地下工程研究院
Type of Patent:Invent
Application Number:201910667667.X
Number of Inventors:2
Service Invention or Not:No
Application Date:2019-07-23
Publication Date:2021-06-01
Authorization Date:2021-06-01
Release Time:2021-06-17