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发明名称
SEALING MEMBER OF A HYDRAULIC PACKER
摘要
申请公布号
SU691553(A1)
申请公布日期
1979.10.15
申请号
SU19782603170
申请日期
1978.04.10
申请人
VNII BUROVOJ TEKHNIKI;NII REZINOVOJ PROMYSHLENNOSTI
发明人
TSYBIN ANATOLIJ A,SU;MASICH VLADIMIR ,SU;GAJVORONSKIJ ALBERT A,SU;VANIFATEV VLADIMIR ,SU;FARUKSHIN LEV KH,SU;KHOSIDOVA SVETLANA S,SU;KOVARSKIJ ALEKSANDR V,SU
分类号
E21B33/12;(IPC1-7):E21B33/12
主分类号
E21B33/12
代理机构
代理人
主权项
地址
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