Patent · US Expired

Grain-oriented electrical steel sheet and method of manufacturing the same

US5718775A · kind A · utility

20Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 1996
Grant dateFeb 17, 1998
Priority date
Expiry dateNov 25, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D2201/05
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Grain-oriented electrical steel sheet having a very low iron loss with controlled area ratio of fine grains, average grain size of coarse grains, obliquity of the grain boundary line of coarse grains, permeability under 1.0 T, and film tension.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.