JPS5433257A - Production of ferromagnetic powder - Google Patents
Production of ferromagnetic powderInfo
- Publication number
- JPS5433257A JPS5433257A JP9918077A JP9918077A JPS5433257A JP S5433257 A JPS5433257 A JP S5433257A JP 9918077 A JP9918077 A JP 9918077A JP 9918077 A JP9918077 A JP 9918077A JP S5433257 A JPS5433257 A JP S5433257A
- Authority
- JP
- Japan
- Prior art keywords
- production
- ferromagnetic powder
- applying
- iron oxide
- cause
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
PURPOSE: To provide high coercive force which does not cause any change with time by dispersing iron oxide magnetic powder containing cobalt in a liquid form medium, applying a magnetic field thereto and heat treating the same at a temperature below 200°C.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9918077A JPS5433257A (en) | 1977-08-18 | 1977-08-18 | Production of ferromagnetic powder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9918077A JPS5433257A (en) | 1977-08-18 | 1977-08-18 | Production of ferromagnetic powder |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5433257A true JPS5433257A (en) | 1979-03-10 |
Family
ID=14240446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9918077A Pending JPS5433257A (en) | 1977-08-18 | 1977-08-18 | Production of ferromagnetic powder |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5433257A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03226600A (en) * | 1990-01-31 | 1991-10-07 | Kawasaki Steel Corp | Electrolytic treatment of surface of metallic material and equipment therefor |
-
1977
- 1977-08-18 JP JP9918077A patent/JPS5433257A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03226600A (en) * | 1990-01-31 | 1991-10-07 | Kawasaki Steel Corp | Electrolytic treatment of surface of metallic material and equipment therefor |
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