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发明名称
Expandable sandscreens
摘要
申请公布号
GB0504001(D0)
申请公布日期
2005.04.06
申请号
GB20050004001
申请日期
2003.10.14
申请人
SCHLUMBERGER HOLDINGS LIMITED
发明人
分类号
E21B43/08;E21B43/10
主分类号
E21B43/08
代理机构
代理人
主权项
地址
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