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大采高综采面快速采煤工艺

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

    矿业工程学院
  • Disigner of the Invention: 

    曹新奇,zhangdongsheng,tushihao
  • Note: 

    曹新奇,张东升,屠世浩
  • Type of Patent: 

    国内
  • State of Patent: 

    专利授权
  • Application Number: 

    201110428877.7
  • Number of Inventors: 

    4
  • Service Invention or Not: 

    no
  • Application Date: 

    2011-12-20
  • Authorization Date: 

    2016-01-20
  • First Author: 

    Ma Liqiang