Patent · US Expired

Silicon-iron production and composition and process therefor

US4116730A · kind A · utility

6Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 1977
Grant dateSep 26, 1978
Priority date
Expiry dateMar 7, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D9/10
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A boron-containing magnesium hydroxide coating is electrolytically applied to a boron-containing electrical steel through the use of an electrolyte at 90.degree. C which is an aqueous solution of magnesium acetate and magnesium metaborate containing magnesia as a solid second phase and having a pH in the range from 8.0 to 9.0.

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