Patent · US Expired

Magnetic particles and compacts thereof

US4177089A · kind A · utility

34Cited by
11References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 24, 1978
Grant dateDec 4, 1979
Priority date
Expiry dateApr 24, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12056
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Magnetic particles and compacts formed therefrom for use as magnetic cores formed of a blend of iron particles and particles of sendust, with the particles containing a coating of an electrical insulator thereon. The particles are compacted and annealed in the practice of this invention to form magnetic cores.

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