Method of detecting fluid influxes

Measuring and testing – Borehole or drilling – Downhole test

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340618, 175 40, E21B 4710

Patent

active

052051668

ABSTRACT:
A method of detecting a fluid influx in a well being drilled with a drill string having a drilling fluid circulated therethrough from a tank via a supply line system connected to the drill string, the method being used while connecting or disconnecting a pipe to or from the drill string and comprising the steps of:

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McCann, White, Marais, Rodt, "Improved Rig Safety by Rapid and Automated Kick Detection", SPE/IADC 21995, 1991.

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