Metal treatment – Process of modifying or maintaining internal physical... – Heating or cooling of solid metal
Patent
1996-09-20
1998-02-03
Yee, Deborah
Metal treatment
Process of modifying or maintaining internal physical...
Heating or cooling of solid metal
C21D 904
Patent
active
057140200
ABSTRACT:
A process for the heat treatment of a steel rail having a head, a web and a flange. The rail is preheated, overheated and cooled. The process applies to steel in general, as well.
REFERENCES:
patent: 5004510 (1991-04-01), Yu et al.
Sogerail
Yee Deborah
LandOfFree
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