刘清泉

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Method of gas drainage in cross-measure borehole-influenced area of a roadway
Release time:2024-09-01  Hits:

Affilication of Author(s):中国矿业大学
Scope of patent:国内
School Sign:第一单位
Disigner of the Invention:chengyuanping,zhouhongxing,zhaiqingwei,kongshengli,liuqingquan
Type of Patent:Invent
State of Patent:Authorized patents
Application Number:CN 201110134376.8
Authorization number:ZL 201110134376.8
Number of Inventors:6
Service Invention or Not:no
Application Date:2011-05-24
Authorization Date:2013-10-30
First Author:Even