发明名称 CUTTINGS BED DETECTION
摘要 A system and method for detecting a cuttings bed that includes a drill bit, a drillstring and a cuttings bed detector. The cuttings bed detector is positioned uphole of the drill bit. The method includes the steps of positioning a drill bit downhole, and positioning a cuttings bed detector uphole of the drill bit.
申请公布号 WO2009072091(A2) 申请公布日期 2009.06.11
申请号 WO2008IB55131 申请日期 2008.12.05
申请人 SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;JEFFREYS, BENJAMIN P.;BOYLE, BRUCE W. 发明人 JEFFREYS, BENJAMIN P.;BOYLE, BRUCE W.
分类号 E21B47/09;E21B37/00 主分类号 E21B47/09
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