FR1053344A - Procédé de production de supports pour magnétogrammes - Google Patents
Procédé de production de supports pour magnétogrammesInfo
- Publication number
- FR1053344A FR1053344A FR1053344DA FR1053344A FR 1053344 A FR1053344 A FR 1053344A FR 1053344D A FR1053344D A FR 1053344DA FR 1053344 A FR1053344 A FR 1053344A
- Authority
- FR
- France
- Prior art keywords
- magnetograms
- producing supports
- supports
- producing
- 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.)
- Expired
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2666—Other ferrites containing nickel, copper or cobalt
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE717537X | 1951-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1053344A true FR1053344A (fr) | 1954-02-02 |
Family
ID=6626729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1053344D Expired FR1053344A (fr) | 1951-04-09 | 1952-04-03 | Procédé de production de supports pour magnétogrammes |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE510462A (fr) |
FR (1) | FR1053344A (fr) |
GB (1) | GB717537A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1202206B (de) * | 1962-09-28 | 1965-09-30 | Siemens Ag | Verwendung von Eisen(II)-chlorid-Abfall-loesungen zur Herstellung von ferromagnetischen Ferriten |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2978414A (en) * | 1951-04-09 | 1961-04-04 | Agfa Ag | Magnetic impulse record carrier |
DE1057256B (de) * | 1955-10-29 | 1959-05-14 | Steatit Magnesia Ag | Verfahren zur Herstellung von ferromagnetischen Ferritkoerpern mit eingeschnuerter Hystereseschleife |
DE1137667B (de) * | 1957-02-16 | 1962-10-04 | Dr Yoshimitsu Kikuchi | Verfahren zur Herstellung ferromagnetischer Koerper fuer Magnetostriktionsschwinger |
US3031341A (en) * | 1958-01-23 | 1962-04-24 | Ibm | High density magnetic recording tape |
US3078234A (en) * | 1958-04-24 | 1963-02-19 | Jr Charles M Davis | Magnetostrictive ferrite |
US3100158A (en) * | 1960-11-02 | 1963-08-06 | Rca Corp | Methods for obtaining films of magnetic spinel crystals on substrates |
US3139354A (en) * | 1961-03-31 | 1964-06-30 | Rca Corp | Magnetic recording element containing magnetic particles treated with werner-type complex compound and method of manufacture thereof |
NL277788A (fr) * | 1961-04-28 | 1900-01-01 | ||
US3179533A (en) * | 1961-10-04 | 1965-04-20 | Rusch Adolphe | Magnetic tape with reinforced backing |
-
0
- BE BE510462D patent/BE510462A/xx unknown
-
1952
- 1952-04-03 GB GB8550/52A patent/GB717537A/en not_active Expired
- 1952-04-03 FR FR1053344D patent/FR1053344A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1202206B (de) * | 1962-09-28 | 1965-09-30 | Siemens Ag | Verwendung von Eisen(II)-chlorid-Abfall-loesungen zur Herstellung von ferromagnetischen Ferriten |
Also Published As
Publication number | Publication date |
---|---|
GB717537A (en) | 1954-10-27 |
BE510462A (fr) |
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