Polycrystalline diamond cutting element
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United States of America Patent
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Oct 4, 1994
Grant Date -
N/A
app pub date -
Feb 10, 1993
filing date -
Feb 10, 1993
priority date (Note) -
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Abstract
A substantially polycrystalline diamond compact cutting element for drilling subterranean formations. The cutting element includes a cemented carbide substrate having radially extending raised lands on one side thereof, to and over which is formed and bonded a polycrystalline diamond table.
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