Cutting element having composite formed of cemented carbide substrate and diamond layer and method of making same
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United States of America Patent
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-
Nov 15, 1988
Grant Date -
N/A
app pub date -
Dec 5, 1985
filing date -
Dec 5, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cutting element comprises a stud and a composite bonded thereto. The composite comprises a substrate formed of cemented carbide, and a diamond layer bonded to the substrate. The interface between the diamond layer and substrate is defined by alternating ridges of diamond and cemented carbide which are mutually interlocked.
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