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发明名称
DEVICE FOR SEALING COMPONENT UNITS OF DOWNHOLE INSTRUMENTS
摘要
申请公布号
SU1270305(A1)
申请公布日期
1986.11.15
申请号
SU19853905176
申请日期
1985.05.31
申请人
OK BJURO GEOFIZ PRIBOROST
发明人
GOFMAN MARK KH,SU;PETRENKO VLADIMIR S,SU;REZNIK PETR D,SU;PERSHUN VIKTOR A,SU
分类号
E21B47/01;E21B47/017
主分类号
E21B47/01
代理机构
代理人
主权项
地址
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