FR891451A - - Google Patents
Info
- Publication number
- FR891451A FR891451A FR891451DA FR891451A FR 891451 A FR891451 A FR 891451A FR 891451D A FR891451D A FR 891451DA FR 891451 A FR891451 A FR 891451A
- Authority
- FR
- France
- 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/842—Coating a support with a liquid magnetic dispersion
- G11B5/845—Coating a support with a liquid magnetic dispersion in a magnetic field
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR891451A true FR891451A (en) | 1944-03-08 |
Family
ID=1556695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR891451D Expired FR891451A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR891451A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE973911C (en) * | 1952-11-23 | 1960-07-14 | Telefunken Gmbh | Method for applying an insulating cover with finely distributed ferromagnetic particles to an electrical conductor wire, in particular for telecommunication cables |
| DE1092223B (en) * | 1958-10-10 | 1960-11-03 | Adox Fotowerke Dr C Schleussne | Process for the production of tape-shaped recording media for magnetic sound recording |
| DE1170088B (en) * | 1958-11-18 | 1964-05-14 | Ibm | Method for producing thin ferromagnetic films with a preferred direction of magnetization |
| DE1202333B (en) * | 1964-07-21 | 1965-10-07 | Basf Ag | Process for the production of tape-shaped magnetogram carriers for the recording and scanning of signals in several adjacent tracks at different angles |
| DE1294476B (en) * | 1962-09-17 | 1969-05-08 | Pyral Creteil | Method and device for producing tape-shaped magnetic sound strips for sound and signal recording |
-
0
- FR FR891451D patent/FR891451A/fr not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE973911C (en) * | 1952-11-23 | 1960-07-14 | Telefunken Gmbh | Method for applying an insulating cover with finely distributed ferromagnetic particles to an electrical conductor wire, in particular for telecommunication cables |
| DE1092223B (en) * | 1958-10-10 | 1960-11-03 | Adox Fotowerke Dr C Schleussne | Process for the production of tape-shaped recording media for magnetic sound recording |
| DE1170088B (en) * | 1958-11-18 | 1964-05-14 | Ibm | Method for producing thin ferromagnetic films with a preferred direction of magnetization |
| DE1294476B (en) * | 1962-09-17 | 1969-05-08 | Pyral Creteil | Method and device for producing tape-shaped magnetic sound strips for sound and signal recording |
| DE1202333B (en) * | 1964-07-21 | 1965-10-07 | Basf Ag | Process for the production of tape-shaped magnetogram carriers for the recording and scanning of signals in several adjacent tracks at different angles |