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Disigner of the Invention:龚鹏,刘飞,唐军华,牛宏伟,张帆,李峰,Meng Qingbin,zhaochunxiao

Type of Patent:国内

State of Patent:专利授权

Application Number:201810403692.2

Number of Inventors:9

Service Invention or Not:no

Application Date:2018-04-28

Authorization Date:2019-08-20

First Author:mazhanguo

Pre One:Gangue filling-grouting reinforcement deep well coalpillar-free gob-side entry retaining construction process