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一种破碎煤体注浆加固后界面强度测试方法

  • Release time:2023-09-01
  • Hits:

  • School Sign: 

    第一单位

  • Disigner of the Invention: 

    liguichen,何锦涛,梁巨理

  • Type of Patent: 

    国内

  • State of Patent: 

    专利授权

  • Application Number: 

    201910542415.4

  • Service Invention or Not: 

    no

  • Application Date: 

    2019-06-21

  • Authorization Date: 

    2020-05-05

  • First Author: 

    Yuantian Sun
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