JPS4860297A - - Google Patents
Info
- Publication number
- JPS4860297A JPS4860297A JP47107281A JP10728172A JPS4860297A JP S4860297 A JPS4860297 A JP S4860297A JP 47107281 A JP47107281 A JP 47107281A JP 10728172 A JP10728172 A JP 10728172A JP S4860297 A JPS4860297 A JP S4860297A
- 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
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
- G03G5/16—Layers for recording by changing the magnetic properties, e.g. for Curie-point-writing
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Hard Magnetic Materials (AREA)
- Thin Magnetic Films (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Physical Vapour Deposition (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20260471A | 1971-11-26 | 1971-11-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4860297A true JPS4860297A (pl) | 1973-08-23 |
| JPS5611205B2 JPS5611205B2 (pl) | 1981-03-12 |
Family
ID=22750562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10728172A Expired JPS5611205B2 (pl) | 1971-11-26 | 1972-10-27 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3795541A (pl) |
| JP (1) | JPS5611205B2 (pl) |
| DE (1) | DE2248839A1 (pl) |
| FR (1) | FR2162868A5 (pl) |
| GB (1) | GB1396136A (pl) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52117660U (pl) * | 1977-01-10 | 1977-09-06 | ||
| JPS6035503A (ja) * | 1983-05-11 | 1985-02-23 | ムービッド インフォメーション テクノロジー インコーポレイテッド | 小さい安定な磁区を作る熱磁気記録材料 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850706A (en) * | 1972-09-15 | 1974-11-26 | Ibm | Mn{11 {118 {11 M{11 {11 Ga Ge FERROMAGNETIC MATERIALS WHERE M COMPRISES TRANSITION METALS |
| JPS58175809A (ja) * | 1982-04-07 | 1983-10-15 | Matsushita Electric Ind Co Ltd | 光磁気記録媒体 |
| JPS6414105U (pl) * | 1987-07-15 | 1989-01-25 | ||
| US5186766A (en) * | 1988-09-14 | 1993-02-16 | Asahi Kasei Kogyo Kabushiki Kaisha | Magnetic materials containing rare earth element iron nitrogen and hydrogen |
| EP0417733B1 (en) * | 1989-09-13 | 1994-03-30 | Asahi Kasei Kogyo Kabushiki Kaisha | Magnetic material containing rare earth element, iron, nitrogen, hydrogen and oxygen |
-
1971
- 1971-11-26 US US00202604A patent/US3795541A/en not_active Expired - Lifetime
-
1972
- 1972-10-05 DE DE19722248839 patent/DE2248839A1/de active Pending
- 1972-10-18 FR FR7237567A patent/FR2162868A5/fr not_active Expired
- 1972-10-27 JP JP10728172A patent/JPS5611205B2/ja not_active Expired
- 1972-11-02 GB GB5045372A patent/GB1396136A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52117660U (pl) * | 1977-01-10 | 1977-09-06 | ||
| JPS6035503A (ja) * | 1983-05-11 | 1985-02-23 | ムービッド インフォメーション テクノロジー インコーポレイテッド | 小さい安定な磁区を作る熱磁気記録材料 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2248839A1 (de) | 1973-05-30 |
| FR2162868A5 (pl) | 1973-07-20 |
| GB1396136A (en) | 1975-06-04 |
| US3795541A (en) | 1974-03-05 |
| JPS5611205B2 (pl) | 1981-03-12 |