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发明名称
FREMGANGSMAATE FOR SELEKTIV PLUGGING AV UNDERGRUNNSFORMASJONER.
摘要
申请公布号
NO900365(D0)
申请公布日期
1990.01.26
申请号
NO19900000365
申请日期
1990.01.26
申请人
PUMPTECH NV
发明人
CHAN, KENG SENG
分类号
C09K8/518;C09K8/94;(IPC1-7):E21B43/25
主分类号
C09K8/518
代理机构
代理人
主权项
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