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发明名称
DOWNHOLE FILTER
摘要
申请公布号
SU1204703(A1)
申请公布日期
1986.01.15
申请号
SU19843733446
申请日期
1984.04.29
申请人
OZHGIBESOV VIKTOR,SU;STRIKOVSKIJ LEONID L,SU;STRIKOVSKAYA GALINA G,SU;ZEMTSOV ALEKSEJ A,SU;BOBIN YURIJ,SU
发明人
OZHGIBESOV VIKTOR I,SU;STRIKOVSKIJ LEONID L,SU;STRIKOVSKAYA GALINA G,SU;ZEMTSOV ALEKSEJ A,SU;BOBIN YURIJ I,SU
分类号
E21B43/08;(IPC1-7):E21B43/08
主分类号
E21B43/08
代理机构
代理人
主权项
地址
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