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发明名称
KASA SUMUR YANG DAPAT MUAI
摘要
申请公布号
ID22839(A)
申请公布日期
1999.12.09
申请号
ID19990001281
申请日期
1998.04.27
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
发明人
MARTIN DONNELLY
分类号
E21B43/08;E21B43/10;(IPC1-7):E21B43/10
主分类号
E21B43/08
代理机构
代理人
主权项
地址
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