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发明名称
CENTERING DEVICE OF DOWNHOLE PROBE FOR AZIMUTHAL SEISMIC SURVEYING
摘要
申请公布号
RU1778727(C)
申请公布日期
1992.11.30
申请号
SU19904876468
申请日期
1990.10.23
申请人
INSTFIZ ZEMLI IM.O.YU.SHMIDTA
发明人
MAKSAKOV VLADIMIR S,SU;FILIMONOV ALEKSANDR A,SU;PRIVALOVSKIJ NIKITA K,SU;KUZNETSOV VADIM V,SU
分类号
G01V1/52;G01V1/40
主分类号
G01V1/52
代理机构
代理人
主权项
地址
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