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发明名称
METHOD FOR SEALING OFF THIEF ZONES
摘要
申请公布号
RU1790668(C)
申请公布日期
1993.01.23
申请号
SU19914927224
申请日期
1991.04.11
申请人
VAKHITOV RAYAN ZH,SU;TANGATAROV AZAMAT F,SU
发明人
VAKHITOV RAYAN ZH,SU;TANGATAROV AZAMAT F,SU
分类号
E21B33/13;C09K8/506
主分类号
E21B33/13
代理机构
代理人
主权项
地址
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