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一种集钻孔、探水、铣削为一体的硬岩巷道掘进方法
- Release time:2023-09-01
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Affilication of Author(s):
机电工程学院Scope of patent:
国内School Sign:
第一单位Disigner of the Invention:
蔡芝源,LIU Songyong,王欧国,赵慧贺,王永信,江林恒Type of Patent:
国内State of Patent:
专利授权Application Number:
201911070685.6Service Invention or Not:
noApplication Date:
2019-11-05Publication Date:
2020-02-11Authorization Date:
2020-09-01First Author:
jianghongxiang
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