lizhaofeng

Doctor

With Certificate of Graduation for Doctorate Study

山东大学

Personal Information:

Gender:Male
Date of Employment:2016-09-13
E-Mail:lizf@sdu.edu.cn

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Home > Scientific Research > Patents

松软富水围岩内深孔塑管高压注浆防爆装置及操作方法

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Type of Patent:发明
Application Number:201610301477.2
Number of Inventors:12
Service Invention or Not:no
Application Date:2016-05-09
Publication Date:2018-08-31
Authorization Date:2016-05-09

Pre One:一种松软富水围岩内注浆孔口管封闭固结装置及方法

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