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摘要
申请公布号
SU987074(A1)
申请公布日期
1983.01.07
申请号
SU19813315792
申请日期
1981.07.14
申请人
VNII NEFTEPROMYSLOVOJ GEOFIZIKI
发明人
DUDIN YURIJ A,SU;PORTNOV VLADIMIR I,SU;DOMALCHUK ANATOLIJ A,SU
分类号
E21B23/06;(IPC1-7):E21B23/06
主分类号
E21B23/06
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