Language : English
QU Jun feng

Patents

A construction method of ecological barrier in coal mining subsidence area

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School Sign:第一单位

Disigner of the Invention:单金霞,黄杰,王坤,tanmin,徐周,陈永,张瑞英

Type of Patent:国内

State of Patent:专利授权

Application Number:LU102674

Service Invention or Not:no

Application Date:2021-03-19

Authorization Date:2021-09-29

First Author:QU Jun feng