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发明名称
Apparatus and method offering improved gage trimmer protection
摘要
申请公布号
GB2393982(A)
申请公布日期
2004.04.14
申请号
GB20030021040
申请日期
2003.09.09
申请人
* BAKER HUGHES INCORPORATED
发明人
RONNY * MCCORMICK;MUMTAZ * BALL;MARK E * ANDERSON;MARK * DYKSTRA;MICHAEL * DOSTER;MATTHEW * ISBELL
分类号
E21B10/46;E21B10/54;E21B10/55;E21B17/10;(IPC1-7):E21B10/46
主分类号
E21B10/46
代理机构
代理人
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