SUPERHARD CONSTRUCTIONS AND METHODS OF MAKING SAME
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United States of America Patent
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Sep 1, 2016
app pub date -
Oct 22, 2014
filing date -
Oct 22, 2013
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Abstract
A superhard polycrystalline construction comprises a body of polycrystalline superhard material comprising a superhard phase, and a second phase dispersed in the superhard phase, the superhard phase comprising a plurality of inter-bonded superhard grains. The second phase comprises particles or grains that do not chemically react with the superhard grains, and/or do not inter-grow, and form between around 1 to 30 volume % or wt % of the body of polycrystalline superhard material.
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