Patent · US Expired

Coated silicon-iron product and process therefor

US4097343A · kind A · utility

3Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 1977
Grant dateJun 27, 1978
Priority date
Expiry dateMar 7, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F1/14783
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A boron-containing electrical steel sheet is provided with an electrolytically-deposited boron-containing Mg(OH).sub.2 primary coating about 0.05 mil thick and a secondary coating of electrolytically-deposited Mg(OH).sub.2 about 0.15 mil thick.

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