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Home > Scientific Research > Patents

底板岩巷网格式穿层钻孔间距的测定方法

Release time:2020-10-30 Hits:

Affilication of Author(s):安全工程学院
Disigner of the Invention:王海锋,chengyuanping,李伟,翟清伟,孔胜利
Note:程远平,李伟,翟清伟,孔胜利
Type of Patent:国内
State of Patent:专利授权
Application Number:201110029610.0
Number of Inventors:6
Service Invention or Not:no
Application Date:2011-01-27
Authorization Date:2013-01-02
First Author:wanghaifeng