JPS5437297A - Method of making acicular magnetic iron oxide particulates for magnetic recording material - Google Patents
Method of making acicular magnetic iron oxide particulates for magnetic recording materialInfo
- Publication number
- JPS5437297A JPS5437297A JP10409577A JP10409577A JPS5437297A JP S5437297 A JPS5437297 A JP S5437297A JP 10409577 A JP10409577 A JP 10409577A JP 10409577 A JP10409577 A JP 10409577A JP S5437297 A JPS5437297 A JP S5437297A
- Authority
- JP
- Japan
- Prior art keywords
- recording material
- iron oxide
- oxide particulates
- magnetic recording
- magnetic iron
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52104095A JPS5854487B2 (en) | 1977-08-29 | 1977-08-29 | Method for producing acicular magnetic iron oxide particle powder for magnetic recording materials |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52104095A JPS5854487B2 (en) | 1977-08-29 | 1977-08-29 | Method for producing acicular magnetic iron oxide particle powder for magnetic recording materials |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5437297A true JPS5437297A (en) | 1979-03-19 |
JPS5854487B2 JPS5854487B2 (en) | 1983-12-05 |
Family
ID=14371549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52104095A Expired JPS5854487B2 (en) | 1977-08-29 | 1977-08-29 | Method for producing acicular magnetic iron oxide particle powder for magnetic recording materials |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5854487B2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3312243A1 (en) * | 1982-09-16 | 1984-03-22 | Ishihara Sangyo Kaisha, Ltd., Osaka | METHOD FOR PRODUCING A MAGNETIC POWDER |
JPS6069822A (en) * | 1983-08-19 | 1985-04-20 | Toshiba Corp | Magnetic recording medium |
US4560544A (en) * | 1981-11-27 | 1985-12-24 | Ishihara Sangyo Kaisha, Ltd. | Process for the preparation of acicular α-FeOOH for magnetic recording materials |
DE3702161A1 (en) * | 1986-01-30 | 1987-08-06 | Ishihara Mining & Chemical Co | COBAL-CONTAINING FERROMAGNETIC POWDERED IRON OXIDE AND METHOD FOR THE PRODUCTION THEREOF |
JPH0568446U (en) * | 1992-02-26 | 1993-09-17 | ショウ ニォウ チィ | Rice scoop for resin processing pot |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6018182U (en) * | 1983-07-11 | 1985-02-07 | 住建コンクリ−ト工業株式会社 | Two-piece box culvert |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057996A (en) * | 1973-09-21 | 1975-05-20 |
-
1977
- 1977-08-29 JP JP52104095A patent/JPS5854487B2/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057996A (en) * | 1973-09-21 | 1975-05-20 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4560544A (en) * | 1981-11-27 | 1985-12-24 | Ishihara Sangyo Kaisha, Ltd. | Process for the preparation of acicular α-FeOOH for magnetic recording materials |
DE3312243A1 (en) * | 1982-09-16 | 1984-03-22 | Ishihara Sangyo Kaisha, Ltd., Osaka | METHOD FOR PRODUCING A MAGNETIC POWDER |
JPS6069822A (en) * | 1983-08-19 | 1985-04-20 | Toshiba Corp | Magnetic recording medium |
JPS6255208B2 (en) * | 1983-08-19 | 1987-11-18 | Tokyo Shibaura Electric Co | |
DE3702161A1 (en) * | 1986-01-30 | 1987-08-06 | Ishihara Mining & Chemical Co | COBAL-CONTAINING FERROMAGNETIC POWDERED IRON OXIDE AND METHOD FOR THE PRODUCTION THEREOF |
DE3702161C2 (en) * | 1986-01-30 | 1998-08-27 | Ishihara Sangyo Kaisha | Ferromagnetic iron oxide powder containing cobalt and process for its preparation |
JPH0568446U (en) * | 1992-02-26 | 1993-09-17 | ショウ ニォウ チィ | Rice scoop for resin processing pot |
Also Published As
Publication number | Publication date |
---|---|
JPS5854487B2 (en) | 1983-12-05 |
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