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王旭锋

Patents

一种控制地表台阶下沉的巨厚煤层分层开采方法

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Affilication of Author(s):矿业工程学院

Scope of patent:国内

School Sign:第一单位

Disigner of the Invention:杨欢,zhangdongsheng,zhangwei,秦冬冬,郝鑫宇,文杰,常泽超

Type of Patent:国内

State of Patent:专利授权

Application Number:201811596699.7

Service Invention or Not:no

Application Date:2018-12-26

Authorization Date:2021-07-09

First Author:wangxufeng