Hardfacing rock bit cones for erosion protection
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United States of America Patent
Stats
-
N/A
Issued Date -
Aug 23, 2001
app pub date -
Jan 9, 2001
filing date -
Jan 23, 1998
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A roller cone for a rock bit is disclosed. The cone includes a cone substrate and hardfacing applied by a welding process in grooves on the exterior surface of the cone substrate. The cone also includes hardfacing applied by a thermal spraying process to insert lands on the exterior surface of the cone substrate.
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Family
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Cited Art Landscape
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