Metal treatment – Process of modifying or maintaining internal physical... – Magnetic materials
Patent
1989-04-14
1990-08-21
Sheehan, John P.
Metal treatment
Process of modifying or maintaining internal physical...
Magnetic materials
148120, C22C 4500
Patent
active
049503375
ABSTRACT:
A heating process of improving the magnetic and mechanical properties of ferromagnetic amorphous alloys wherein the amorphous ribbon is treated with rapid heating and rapid magnetic domain impacting in a direct heating manner by means of pulsed high current to improve the magnetism of ferromagnetic amorphous alloys with reduced or eliminated the annealing embrittlement thereof.
The heating process is performed in the following conditions:
REFERENCES:
patent: 4726855 (1988-02-01), Tsutsui et al.
Der-Ray Huang
Li James C.
China Steel Corporation
Li James C.
Sheehan John P.
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