JPS5264908A - Method for demagnetizing magnetic material - Google Patents
Method for demagnetizing magnetic materialInfo
- Publication number
- JPS5264908A JPS5264908A JP14100275A JP14100275A JPS5264908A JP S5264908 A JPS5264908 A JP S5264908A JP 14100275 A JP14100275 A JP 14100275A JP 14100275 A JP14100275 A JP 14100275A JP S5264908 A JPS5264908 A JP S5264908A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic material
- demagnetizing magnetic
- electromagnetic
- demagnerization
- damagnetizing
- 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
Landscapes
- Paints Or Removers (AREA)
Abstract
PURPOSE: To provide a method for damagnetizing magnetic material, in which video master tape utilizing nagnetic substance of Co-dope Bertride-type oxide is subjected after electromagnetic demagnetization to another electromagnetic demagnerization under heating thereby to prevent generation of beat therein.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14100275A JPS5264908A (en) | 1975-11-25 | 1975-11-25 | Method for demagnetizing magnetic material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14100275A JPS5264908A (en) | 1975-11-25 | 1975-11-25 | Method for demagnetizing magnetic material |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5264908A true JPS5264908A (en) | 1977-05-28 |
JPS579127B2 JPS579127B2 (en) | 1982-02-19 |
Family
ID=15281877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14100275A Granted JPS5264908A (en) | 1975-11-25 | 1975-11-25 | Method for demagnetizing magnetic material |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5264908A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50110613A (en) * | 1974-02-08 | 1975-08-30 |
-
1975
- 1975-11-25 JP JP14100275A patent/JPS5264908A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50110613A (en) * | 1974-02-08 | 1975-08-30 |
Also Published As
Publication number | Publication date |
---|---|
JPS579127B2 (en) | 1982-02-19 |
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