Patents
一种构筑多层异质沿空留巷充填墙体的结构及方法
- Affilication of Author(s):矿业工程学院
- Disigner of the Invention:Xiaowei Feng,张农,kanjiaguang,刘娜,张磊,曹栩,张天池,花锦波
- Type of Patent:国内
- State of Patent:专利授权
- Application Number:201310015392.4
- Number of Inventors:9
- Service Invention or Not:no
- Application Date:2013-01-15
- Authorization Date:2015-01-21
- First Author:zhengxigui
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