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发明名称
METHOD OF ISOLATING WATER-SATURATED LOWER PART OF PRODUCING FORMATION
摘要
申请公布号
SU1490258(A1)
申请公布日期
1989.06.30
申请号
SU19874322722
申请日期
1987.10.29
申请人
VNII BUROVOJ TEKHNIKI
发明人
TSYBIN ANATOLIJ A,SU;NIKITIN SERGEJ M,SU
分类号
E21B43/32
主分类号
E21B43/32
代理机构
代理人
主权项
地址
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