Patents
一种到界露天矿压煤井工开采方法（美国））
- School Sign:第一单位
- Disigner of the Invention:张梓慧,张真兴,haojuan
- Type of Patent:国内
- State of Patent:专利授权
- Application Number:202211438893.9
- Service Invention or Not:no
- Application Date:2022-11-17
- Authorization Date:2023-10-03
- First Author:Wang Haifeng
Pre One:一种基于平台集水种植坑的露天矿排土场的构建方法
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