Patent · US Expired

Material for the powder metallurgical manufacture of soft magnetic components

US4585480A · kind A · utility

1Cited by

4References

3Claims

0Family size

Assignee

HOGANAS AB

Inventors

Jan R. Tengzelius · Viken, SE
Sten Kvist · Ödåkra, SE
Patricia Jansson · Viken, SE

Key dates

Filing date	Apr 3, 1985
Grant date	Apr 29, 1986
Priority date	—
Expiry date	Apr 3, 2005

Classification

Technology area (CPC H)Electricity
CPC primaryH01F1/22
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The aforementioned invention comprises an iron based powder mixture with up to 8% silicon, addition of which is in the form of ferrosilicon with a silicon content of approximately 50% and a particle size mainly less than 150 .mu.m.

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