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发明名称
FLOW RESTRICTION INSERT FOR DIFFERENTIAL PRESSURE MEASUREMENT
摘要
申请公布号
EP2542867(A2)
申请公布日期
2013.01.09
申请号
EP20110751105
申请日期
2011.02.25
申请人
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER HOLDINGS LIMITED;PRAD RESEARCH AND DEVELOPMENT LIMITED
发明人
REZGUI, FADHEL;ROUX, GILLES;INGHAM, ROBERT;FILAS, JIM;MANIN, YVES;DONZIER, ERIC
分类号
G01F1/42;E21B47/00;G01F1/34
主分类号
G01F1/42
代理机构
代理人
主权项
地址
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