Specially shaped cutting element for earth boring apparatus
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United States of America Patent
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-
Jan 5, 1988
Issued Date -
N/A
app pub date -
Dec 22, 1986
filing date -
Apr 29, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cutter element for a rotary type rock bit used in drilling soft earth formations in which the cutter element includes a base and a generally dual pyramidic cutting tip. The cutting tip extends from the base to a crest and is formed having axially symmetrical opposite flanks that extend longitudinally merging toward a distal end at which a single elongated crest of substantially uniform width is formed about an apex.
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