Chisel insert for rock bits
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United States of America Patent
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-
Jun 21, 1994
Issued Date -
N/A
app pub date -
Apr 8, 1993
filing date -
Aug 14, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A tungsten carbide chisel insert for rock bits is disclosed having a cylindrical base section and a cutting tip section, the top of the tip section having an elongated crest, the remainder of the cutting tip section below the crest is a contoured surface formed having cross-sections being shaped as to provide for better overall performance.
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Cited Art Landscape
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