Drill bits with sensors for formation evaluation
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United States of America Patent
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May 3, 2016
Grant Date -
Jan 24, 2013
app pub date -
Jul 20, 2012
filing date -
Jul 20, 2011
priority date (Note) -
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Abstract
In one aspect, a method of making a drill bit is disclosed that includes selecting a drill bit configuration, obtaining a stress map for the drill bit configuration relating to a drilling operation, performing a mechanical test with an actual drill bit having the selected configuration, and selecting a location on a surface of the drill bit for installing a sensor thereat based on a location of low stress from the stress map and results of the mechanical test, and placing a sensor at the selected location.
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