Acicular iron carbide particulate material and process for producing same
US5151206A · kind A · utility
7Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 1989 |
| Grant date | Sep 29, 1992 |
| Priority date | — |
| Expiry date | Mar 22, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/80
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to novel acicular particles, processes for using the same, and magnetic materials prepared from such particles. In particular, the invention relates to an acicular particulate material containing iron carbide and having a high coercive force (Hc) an orientation property in a magnetic field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.