Superhard constructions and methods of making same
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United States of America Patent
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Jun 25, 2019
Grant Date -
Nov 2, 2017
app pub date -
Jul 1, 2015
filing date -
Jul 1, 2014
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Abstract
A super hard polycrystalline construction comprises a body of polycrystalline super hard material, said body having an exposed working surface, a substrate attached to the body of polycrystalline super hard material along an interface and a plurality of apertures or channels. One or more of said apertures or channels extend(s) from the exposed working surface of the body into the substrate.
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