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发明名称
METHOD OF DEGASSING COLLAPSED VAULTS IN ROOF OF MINED SPACE
摘要
申请公布号
SU806879(A1)
申请公布日期
1981.02.23
申请号
SU19762364995
申请日期
1976.05.26
申请人
KUZBASSKIJ POLT INSTITUT
发明人
TARASOV BORIS G,SU;KOLMAKOV VLADISLAV A,SU;PRUSAKOV FEDOR K,SU;RAKITNYKH VLADLEN ,SU
分类号
E21F7/00;(IPC1-7):E21F7/00
主分类号
E21F7/00
代理机构
代理人
主权项
地址
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