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发明名称
APPARATUS FOR MEASURING GAS PERMEABILITY OF ROCK
摘要
申请公布号
SU740965(A1)
申请公布日期
1980.06.15
申请号
SU19782675071
申请日期
1978.10.16
申请人
VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA
发明人
BICH YAKOV A,SU;MONAKHOV VYACHESLAV N,SU;NIMETS ANANIJ ,SU;YAVORSKIJ BRONISLAV N,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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