Metal treatment – Stock – Magnetic
Patent
1992-11-17
1994-09-27
Sheehan, John P.
Metal treatment
Stock
Magnetic
148111, 420117, H01F 104
Patent
active
053504640
ABSTRACT:
A grain oriented silicon steel strip and method are provided for producing the same wherein a chevron pattern of scribe lines mechanically refines the magnetic domain wall spacings. Multiple chevron patterns are formed to extend always transversely across the strip width.
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patent: 4770720 (1988-09-01), Kobayashi et al.
patent: 5080326 (1992-01-01), Price et al.
patent: 5123977 (1992-06-01), Price et al.
Allegheny Ludlum Corporation
Sheehan John P.
Viccaro Patrick J.
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