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发明名称
METHOD AND APPARATUS FOR COLLECTING DRILL BIT PERFORMANCE DATA
摘要
申请公布号
EP2122109(B1)
申请公布日期
2011.10.26
申请号
EP20080725686
申请日期
2008.02.15
申请人
BAKER HUGHES INCORPORATED
发明人
PASTUSEK, PAUL, E.;SULLIVAN, ERIC, C.;PRITCHARD, DARYL, L.;GLASGOW, KEITH;TRINH, TU, TIEN;LUTES, PAUL, J.
分类号
E21B10/00;E21B47/00;E21B47/01
主分类号
E21B10/00
代理机构
代理人
主权项
地址
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