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发明名称
STAND FOR INVESTIGATING DRILL PIPE OPERATION
摘要
申请公布号
SU989351(A1)
申请公布日期
1983.01.15
申请号
SU19813304148
申请日期
1981.06.18
申请人
PRIKHODKO OLEG P,SU;GOLOVCHENKO BORIS F,SU;FILIMONENKO NIKOLAJ T,SU
发明人
PRIKHODKO OLEG P,SU;GOLOVCHENKO BORIS F,SU;FILIMONENKO NIKOLAJ T,SU
分类号
G01M15/02;E21B17/00;G01M15/00;(IPC1-7):G01M15/00
主分类号
G01M15/02
代理机构
代理人
主权项
地址
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