一种大断面煤巷掘进工作面防片帮挡杆及支护方法
- Affilication of Author(s):力学与土木工程学院
- Disigner of the Invention:陈淼,张元超
- Type of Patent:国内
- State of Patent:专利授权
- Application Number:201610065232.4
- Number of Inventors:3
- Service Invention or Not:no
- Application Date:2016-01-29
- Authorization Date:2018-07-24
- First Author:Young
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