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发明名称
DEVICE FOR CEMENTING CASING STRING SECTIONS
摘要
申请公布号
SU589371(A1)
申请公布日期
1978.01.25
申请号
SU19752154931
申请日期
1975.07.10
申请人
VNII PO KREPLENIYU SKVAZHIN BUROVYM RASTVORAM
发明人
KOKAEV VLADIMIR N,SU;KONRAD FEDOR F,SU;NEUDACHIN VADIM P,SU;SHURAJ VALERIJ G,SU;MNATSAKANOV GEORGIJ A,SU;KOSTYRKIN ALEKSANDR N,SU;NEFEDOV ALEKSEJ V,SU
分类号
E21B33/14;(IPC1-7):E21B33/14
主分类号
E21B33/14
代理机构
代理人
主权项
地址
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