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:liujingjing,lvbiao,anhaoxue,chengyuanping,chupeng,luyanfei
Type of Patent:Utility models
Application Number:CN 201921139615.7
Authorization number:ZL 201921139615.7
Number of Inventors:7
Service Invention or Not:no
Application Date:2019-07-19
Authorization Date:2020-04-21
First Author:liuqingquan