One cone rotary drill bit featuring enhanced grooves
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United States of America Patent
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Jan 2, 2001
Grant Date -
N/A
app pub date -
Apr 1, 1999
filing date -
Apr 1, 1999
priority date (Note) -
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Abstract
A one cone drill bit is equipped with multiple jet flow guiding grooves along the cone. The multiple grooves connects to a circular groove axially centered on the nose end portion of the cone. The circular groove sweep the cuttings and mud flow across the drilled face and up the well borehole.
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