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Priority claimed from PCT/CA1998/000245external-prioritypatent/WO1999047897A1/en
Application filed by Alberta Res CouncilfiledCriticalAlberta Res Council
Priority to NO20004621ApriorityCriticalpatent/NO20004621L/no
Publication of NO20004621D0publicationCriticalpatent/NO20004621D0/no
Publication of NO20004621LpublicationCriticalpatent/NO20004621L/no
Methods and apparatus utilizing a derivative of a fluorescence signal for measuring the characteristics of a multiphase fluid flow in a hydrocarbon well