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一种跳采式旺格维利采场支巷充填采煤方法
- Release time:2020-10-30
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Affilication of Author(s):
矿业工程学院Disigner of the Invention:
wangfei,余孝民,张银忠,王家学,王俊杰,赵茂平,曹建波,狄鹏,金志远State of Patent:
专利授权Application Number:
2014366120Authorization number:
2014366120Number of Inventors:
10Service Invention or Not:
noApplication Date:
2014-11-19Authorization Date:
2017-06-15First Author:
Ma Liqiang
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