BE660323A - - Google Patents
Info
- Publication number
- BE660323A BE660323A BE660323DA BE660323A BE 660323 A BE660323 A BE 660323A BE 660323D A BE660323D A BE 660323DA BE 660323 A BE660323 A BE 660323A
- Authority
- BE
- Belgium
Links
Classifications
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- 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
- H01F1/12—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 soft-magnetic materials
- H01F1/14—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 soft-magnetic materials metals or alloys
- H01F1/16—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 soft-magnetic materials metals or alloys in the form of sheets
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- 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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70636—CrO2
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
- G11B5/865—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers by contact "printing"
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1964A0045360 DE1449692B2 (de) | 1964-02-29 | 1964-02-29 | Magnetisches aufzeichnungsverfahren |
Publications (1)
Publication Number | Publication Date |
---|---|
BE660323A true BE660323A (fr) | 1965-08-26 |
Family
ID=6934681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE660323D BE660323A (fr) | 1964-02-29 | 1965-02-26 |
Country Status (6)
Country | Link |
---|---|
US (2) | US3364496A (fr) |
BE (1) | BE660323A (fr) |
CH (1) | CH433796A (fr) |
DE (1) | DE1449692B2 (fr) |
FR (1) | FR1451260A (fr) |
GB (1) | GB1095135A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3430133A (en) * | 1964-12-08 | 1969-02-25 | Agfa Gevaert Ag | Method of magnetic flaw detection using a recording layer that is heated and cooled in the leakage field of the testpiece |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB963102A (en) * | 1962-04-02 | 1964-07-08 | Hitachi Ltd | Improvements relating to the duplication of magnetic recordings |
US3566786A (en) * | 1965-01-29 | 1971-03-02 | Helmut Taufer | Image producing apparatus |
US3496304A (en) * | 1966-12-05 | 1970-02-17 | Magnavox Co | Double transfer curie-point and magnetic bias tape copy system |
US3541577A (en) * | 1967-06-28 | 1970-11-17 | Bell & Howell Co | Method of curie point recording |
US3626114A (en) * | 1969-03-10 | 1971-12-07 | California Inst Of Techn | Thermomagnetic recording and magneto-optic playback system |
US3632898A (en) * | 1969-06-16 | 1972-01-04 | Memorex Corp | Thermomagnetic copying of magnetic records with cooling of copy medium carrier |
US3610721A (en) * | 1969-10-29 | 1971-10-05 | Du Pont | Magnetic holograms |
JPS5125139B1 (fr) * | 1970-11-06 | 1976-07-29 | ||
JPS5125141B1 (fr) * | 1970-11-13 | 1976-07-29 | ||
US3824617A (en) * | 1971-04-16 | 1974-07-16 | Matsushita Electric Ind Co Ltd | Magnetic tape copying apparatus |
US3777075A (en) * | 1971-09-17 | 1973-12-04 | Cons Video Systems | High speed thermal duplication of magnetic tape |
US3725611A (en) * | 1971-09-30 | 1973-04-03 | P Smaller | Double coated storage medium for contact transfer recording |
JPS5311372B2 (fr) * | 1973-05-11 | 1978-04-21 | ||
NL7307626A (fr) * | 1973-06-01 | 1974-12-03 | ||
CA1076251A (fr) * | 1975-04-18 | 1980-04-22 | Mitsuaki Ono | Appareil et methode de transfert et de copiage de bandes magnetiques |
FR2554626A1 (fr) * | 1983-11-08 | 1985-05-10 | Oreshkin Valery | Procede d'obtention d'une matrice pour le tirage d'un enregistrement magnetique, matrice obtenue par ledit procede, procede de tirage d'un enregistrement magnetique au moyen de cette matrice, et porteur d'enregistrement magnetique comportant l'enregistrement obtenu par ledit procede de tirage |
DE3541293A1 (de) * | 1985-11-22 | 1987-05-27 | Joachim Dr Greiner | Loeschverfahren fuer magnetische, bewegte, flaechige informationsspeicher |
AU660986B2 (en) * | 1991-07-19 | 1995-07-13 | Hightree Media Corporation | Tape duplicating system |
US5507067A (en) | 1994-05-12 | 1996-04-16 | Newtronics Pty Ltd. | Electronic vacuum cleaner control system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2738383A (en) * | 1948-06-21 | 1956-03-13 | Minnesota Mining & Mfg | Method and apparatus for duplicating magnetic recordings and magnetic tape record members |
US2915594A (en) * | 1954-06-01 | 1959-12-01 | Rca Corp | Magnetic recording system |
-
1964
- 1964-02-29 DE DE1964A0045360 patent/DE1449692B2/de not_active Withdrawn
-
1965
- 1965-02-15 US US432796A patent/US3364496A/en not_active Expired - Lifetime
- 1965-02-18 CH CH222665A patent/CH433796A/de unknown
- 1965-02-19 GB GB7329/65A patent/GB1095135A/en not_active Expired
- 1965-02-26 BE BE660323D patent/BE660323A/xx unknown
- 1965-02-26 FR FR7257A patent/FR1451260A/fr not_active Expired
-
1973
- 1973-08-23 US US39077773 patent/USRE28290E/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3430133A (en) * | 1964-12-08 | 1969-02-25 | Agfa Gevaert Ag | Method of magnetic flaw detection using a recording layer that is heated and cooled in the leakage field of the testpiece |
Also Published As
Publication number | Publication date |
---|---|
GB1095135A (en) | 1967-12-13 |
USRE28290E (en) | 1974-12-31 |
CH433796A (de) | 1967-04-15 |
DE1449692B2 (de) | 1971-04-01 |
DE1449692A1 (de) | 1969-12-18 |
US3364496A (en) | 1968-01-16 |
FR1451260A (fr) | 1966-01-07 |