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Senuma; Takehide
Sagamihara, JP
No. of patents:

Patent Number Title Of Patent Date Issued
5545263 Process for production of grain oriented electrical steel sheet having superior magnetic propert August 13, 1996
In the present invention, a slab of a silicon steel comprising usual components is hot-rolled while adjusting the hot rolling-finish temperature at to C. and the cumulative reduction ratio of final three passes to at least 40%, or the above-mentioned silicon
5261971 Process for preparation of grain-oriented electrical steel sheet having superior magnetic proper November 16, 1993
A silicon steel slab comprising 0.05 to 0.8% by weight of Mn and up to 0.014% by weight of S+0.405Se is heated at a temperature lower than C. and hot-rolled under such conditions that the hot rolling-finish temperature is to C., the cumulative re

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