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矿用高位离层水疏放的直通式导流泄水孔及其施工方法
Release time:2023-09-01 Hits:School Sign:非第一单位
Disigner of the Invention:薛林,王贺贺,Jingbin Hao,杨雅涵,yangjianhua,LIU Songyong,jianghongxiang,王思扬,张雨蒙
Type of Patent:国内
State of Patent:专利授权
Application Number:201910882420.X
Service Invention or Not:no
Application Date:2019-09-28
Authorization Date:2020-08-11
First Author:liuhouguang
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