EARTH-BORING TOOLS AND COMPONENTS THEREOF INCLUDING MATERIAL HAVING PRECIPITATE PHASE
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United States of America Patent
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Issued Date -
Apr 26, 2012
app pub date -
Dec 1, 2011
filing date -
Apr 28, 2004
priority date (Note) -
Abandoned
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Abstract
The present invention relates to compositions for forming at least a portion of an earth-boring rotary drill bit. The rotary drill bit may comprise a cemented transition metal carbide composition containing at least one precipitate transition metal carbide phase and at least one binder phase. The binder phase may comprise an alloy of at least one of cobalt, iron, and nickel having a melting point less than 1350° C.
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