P

Inventor

SEGERAL GERARD

FR11 patents

Patents

11 patents
US5591922AJan 7, 1997

Method and apparatus for measuring multiphase flows

SCHLUMBERGER TECHNOLOGY CORP340 citations98
US6831470B2Dec 14, 2004

Methods and apparatus for estimating on-line water conductivity of multiphase mixtures

SCHLUMBERGER TECHNOLOGY CORP117 citations97
US6389908B1May 21, 2002

Method and device for characterizing oil borehole effluents

SCHLUMBERGER TECHNOLOGY CORP88 citations97
US6405604B1Jun 18, 2002

Method and apparatus for measuring oil effluent flow rates

SCHLUMBERGER TECHNOLOGY CORP82 citations96
US6265713B1Jul 24, 2001

Measurement flow section for oil well effluents and system including such a section

SCHLUMBERGER TECHNOLOGY CORP56 citations94
US6993979B2Feb 7, 2006

Multiphase mass flow meter with variable venturi nozzle

SCHLUMBERGER TECHNOLOGY CORP47 citations92
US6182505B1Feb 6, 2001

Method and apparatus for studying the properties of a multiphase fluid under pressure flowing in a duct, such as a petroleum stream

SCHLUMBERGER TECHNOLOGY CORP48 citations92
US5608170AMar 4, 1997

Flow measurement system

SCHLUMBERGER TECHNOLOGY CORP33 citations91
US6286367B1Sep 11, 2001

Method of evaluating the effluent of a hydrocarbon well by means of a multiphase flowmeter, and installation implementing the same

SCHLUMBERGER TECHNOLOGY CORP15 citations83
US4179817ADec 25, 1979

Method and apparatus for providing repeatable wireline depth measurements

SCHLUMBERGER TECHNOLOGY CORP30 citations80
US7105805B2Sep 12, 2006

Apparatus and a method for characterizing multiphase effluents

SCHLUMBERGER TECHNOLOGY CORP12 citations76