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一种综采工作面撤架通道快速施工方法

  • Release time:2020-10-30
  • Hits:
  • Affilication of Author(s): 

    矿业工程学院
  • Disigner of the Invention: 

    金志远,王强,王广,王飞,孙海
  • Type of Patent: 

    国内
  • State of Patent: 

    专利授权
  • Application Number: 

    201410191621.2
  • Number of Inventors: 

    6
  • Service Invention or Not: 

    no
  • Application Date: 

    2014-05-07
  • Authorization Date: 

    2016-03-02
  • First Author: 

    Ma Liqiang