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发明名称
DEEP-WELL SAMPLER
摘要
申请公布号
SU972076(A1)
申请公布日期
1982.11.07
申请号
SU19813280123
申请日期
1981.04.23
申请人
VNII NEFTEPROMYSLOVOJ GEOFIZIKI
发明人
SITDYKOV GENA A,SU
分类号
E21B49/08;(IPC1-7):E21B49/08
主分类号
E21B49/08
代理机构
代理人
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地址
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