Production of grain oriented steel

Details Production of grain oriented steel Production of grain oriented steel

1984-08-31

1987-03-24

Sheehan, John P.

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

148121, 148111, H01F 104

Patent

active

046523162

ABSTRACT:
The invention provides a method of treating grain oriented steel sheet or strip to refine domain spacing by subjecting the steel sheet or strip to electrical discharge to create a line of surface ablation and stress thereacross, together with apparatus for carrying out the method.

REFERENCES:
patent: 3240639 (1966-03-01), Lihl
patent: 3281289 (1966-10-01), Gordon et al.
patent: 4293350 (1981-10-01), Ichiyama et al.
patent: 4554029 (1985-11-01), Schoen et al.

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