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发明名称
PLUGGING APPARATUS
摘要
申请公布号
SU1133378(A1)
申请公布日期
1985.01.07
申请号
SU19833616694
申请日期
1983.04.18
申请人
ALMETEVSKOE U PO POVYSHENIYU NEFTEOTDACHI PLASTOV KAPITALNOMU REMONTU SKVAZHIN OBEDINENIYA "TATNEFT"
发明人
SLIVCHENKO ANATOLIJ F,SU;KAMILYANOV TIMUR S,SU
分类号
E21B27/02;(IPC1-7):E21B33/132
主分类号
E21B27/02
代理机构
代理人
主权项
地址
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