Downhole assembly, tool and method
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United States of America Patent
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Mar 15, 2016
Grant Date -
Jul 24, 2014
app pub date -
Mar 21, 2014
filing date -
May 11, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A reaming tool includes a body having a longitudinal axis and an upper end opposite a lower end and a blade located on said body, the blade including a reaming surface having one or more reaming inserts disposed on at least a portion thereof and a cutting surface having one or more cutters disposed on at least a portion thereof. One or more of said cutters are configured (a) so that an extended longitudinal axis of said cutter is positioned at an angle θ between 5 degrees and 85 degrees with respect to a plane perpendicular to the longitudinal axis of said body, or (b) on said cutting surface at a radial distance from said longitudinal axis less than said radial distances between said reaming inserts and said longitudinal axis.
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