Superabrasive cutting elements with cutting edge geometry having enhanced durability, method of producing same, and drill bits so equipped
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United States of America Patent
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Aug 30, 2005
Grant Date -
Aug 26, 2004
app pub date -
Feb 24, 2003
filing date -
Feb 24, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A superabrasive cutting element including a diamond or other superabrasive material table having a peripheral cutting edge defined by at least two adjacent chamfers having an arcuate surface substantially tangent to each of the at least two chamfers interposed therebetween. Methods of producing such superabrasive cutting elements and drill bits equipped with such superabrasive cutting elements are also disclosed.
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