Pressure molded powder metal milled tooth rock bit cone

Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Powder pretreatment

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419 9, 419 37, 419 31, 419 54, 419 29, 761082, 761084, 327331, 327374, B22F 310, E21B 936

Patent

active

059637757

ABSTRACT:
A milled tooth shaped rotary cone drill bit for drilling oil wells and the like manufactured using a powder metallurgy process in which an alloy powder is pressure molded into the desired bit shape, sintered, and precision machined.

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