JPS4846899A - - Google Patents
Info
- Publication number
- JPS4846899A JPS4846899A JP46083071A JP8307171A JPS4846899A JP S4846899 A JPS4846899 A JP S4846899A JP 46083071 A JP46083071 A JP 46083071A JP 8307171 A JP8307171 A JP 8307171A JP S4846899 A JPS4846899 A JP S4846899A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Landscapes
- Hard Magnetic Materials (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46083071A JPS5123039B2 (ja) | 1971-10-19 | 1971-10-19 | |
CA147,474A CA988704A (en) | 1971-07-19 | 1972-07-19 | Ferro-magnetic acicular particles for recording medium |
DE19722235383 DE2235383C3 (de) | 1971-07-19 | 1972-07-19 | Verfahren zur Herstellung ferromagnetischer nadelförmiger Teilchen für ein Aufzeichnungssystem |
US05/811,951 US4122216A (en) | 1971-10-19 | 1977-06-30 | Ferro-magnetic acicular particles for recording medium and process for preparing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46083071A JPS5123039B2 (ja) | 1971-10-19 | 1971-10-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4846899A true JPS4846899A (ja) | 1973-07-04 |
JPS5123039B2 JPS5123039B2 (ja) | 1976-07-14 |
Family
ID=13791933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP46083071A Expired JPS5123039B2 (ja) | 1971-07-19 | 1971-10-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5123039B2 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5038099A (ja) * | 1973-08-12 | 1975-04-09 | ||
JPS5136596A (ja) * | 1974-09-20 | 1976-03-27 | Fuji Photo Film Co Ltd | |
JPS5274898A (en) * | 1975-12-18 | 1977-06-23 | Hitachi Maxell | Magnetic powder for magnetic recording |
JPS549797A (en) * | 1977-06-23 | 1979-01-24 | Hitachi Maxell | Method of making ferromagnetic powder |
-
1971
- 1971-10-19 JP JP46083071A patent/JPS5123039B2/ja not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5038099A (ja) * | 1973-08-12 | 1975-04-09 | ||
JPS5136596A (ja) * | 1974-09-20 | 1976-03-27 | Fuji Photo Film Co Ltd | |
JPS5820125B2 (ja) * | 1974-09-20 | 1983-04-21 | 富士写真フイルム株式会社 | 磁気記録体 |
JPS5274898A (en) * | 1975-12-18 | 1977-06-23 | Hitachi Maxell | Magnetic powder for magnetic recording |
JPS5928965B2 (ja) * | 1975-12-18 | 1984-07-17 | 日立マクセル株式会社 | ジキキロクヨウキヨウシセセイフンマツ |
JPS549797A (en) * | 1977-06-23 | 1979-01-24 | Hitachi Maxell | Method of making ferromagnetic powder |
JPS6012764B2 (ja) * | 1977-06-23 | 1985-04-03 | 日立マクセル株式会社 | 強磁性粉末の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS5123039B2 (ja) | 1976-07-14 |