C - Chemistry – Metallurgy – 21 – D
Patent
C - Chemistry, Metallurgy
21
D
148/8
C21D 8/12 (2006.01) B08B 7/02 (2006.01) H01F 1/147 (2006.01)
Patent
CA 1334370
A grain oriented silicon steel sheet having a low iron loss and not causing degradation of properties even through strain relief annealing is produced by applying ultrasonic vibrations to the surface of the sheet after secondary recrystallization annealing.
586831
Nagamine Tsuneo
Nishiike Ujihiro
Sujita Shigeko
Kawasaki Steel Corporation
Smart & Biggar
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