C - Chemistry – Metallurgy – 21 – D
Patent
C - Chemistry, Metallurgy
21
D
C21D 9/18 (2006.01) B22F 1/00 (2006.01)
Patent
CA 2275505
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.
Waldmann Christian Clark
Waldmann Fred J.
French David J.
Waldmann Christian Clark
Waldmann Fred J.
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