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发明名称
SEAL OF OIL-FILLED CAVITY OF BEARING OF ROLLER BIT
摘要
申请公布号
SU1236093(A1)
申请公布日期
1986.06.07
申请号
SU19843750791
申请日期
1984.06.01
申请人
UFIMSKIJ NEFTYANOJ INSTITUT
发明人
POPOV ANATOLIJ N,SU;MITYUREV EVGENIJ A,SU;MATVEEV YURIJ G,SU;NEUPOKOEV VLADIMIR G,SU;TRUSHKIN BORIS N,SU;YUDIN ALEKSANDR S,SU
分类号
E21B10/24;(IPC1-7):E21B10/24
主分类号
E21B10/24
代理机构
代理人
主权项
地址
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