WELLBORE INFLUX DETECTION WITH DRILL STRING DISTRIBUTED MEASUREMENTS
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United States of America Patent
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Issued Date -
Apr 11, 2013
app pub date -
Oct 9, 2012
filing date -
Oct 9, 2011
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Abandoned
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Abstract
A method for detecting a wellbore influx with drill string distributed measurements includes obtaining a first annular measurement from a first sensor disposed on a drill string. The method also includes obtaining a second annular measurement from a second sensor disposed on the drill string and computing a gradient of a first interval defined by the first and second sensors. Finally, the method includes detecting a wellbore influx based on the gradient and the first and second annular measurements.
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