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发明名称
Open hole anchor
摘要
申请公布号
GB2401890(B)
申请公布日期
2006.12.20
申请号
GB20040011127
申请日期
2004.05.19
申请人
WEATHERFORD/LAMB INC.
发明人
KEN WHANGER;SIMON JOHN HARRALL;CHRISTOPHER CUFFE;ROBERT BADRAK
分类号
E21B43/10;E21B23/01;E21B33/127
主分类号
E21B43/10
代理机构
代理人
主权项
地址
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