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发明名称
Sand screen with active flow control
摘要
申请公布号
GB2371578(A)
申请公布日期
2002.07.31
申请号
GB20020001645
申请日期
2002.01.25
申请人
* BAKER HUGHES INC
发明人
EDWARD J * ZISK JR
分类号
E21B34/06;E21B34/08;E21B43/08;E21B43/12;(IPC1-7):E21B43/12
主分类号
E21B34/06
代理机构
代理人
主权项
地址
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