Cryogenic and heat process for treating sintered carbide metals

Details Cryogenic and heat process for treating sintered carbide metals Cryogenic and heat process for treating sintered carbide metals

1999-05-26

2000-11-07

Capossela, Ronald

Refrigeration

Processes

Treating an article

62 78, 165 2, F25D 2500

Patent

active

061419745

ABSTRACT:
This disclosure relates to a process for treating sintered carbide metals, typically cutting tools and parts subject to high abrasive and corrosive wear, to enhance their service life. The process involves exposing the items to be treated to gaseous nitrogen for various periods of time with subsequent elevated heat treatment.

REFERENCES:
patent: 4739622 (1988-04-01), Smith

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