FR2298852A1 - Appareil de nettoyage electrochimique d'une bande magnetique - Google Patents
Appareil de nettoyage electrochimique d'une bande magnetiqueInfo
- Publication number
- FR2298852A1 FR2298852A1 FR7600527A FR7600527A FR2298852A1 FR 2298852 A1 FR2298852 A1 FR 2298852A1 FR 7600527 A FR7600527 A FR 7600527A FR 7600527 A FR7600527 A FR 7600527A FR 2298852 A1 FR2298852 A1 FR 2298852A1
- Authority
- FR
- France
- Prior art keywords
- phosphoric acid
- strip
- metal strip
- bath
- strip cleaning
- 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
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title abstract 4
- 229910052751 metal Inorganic materials 0.000 title abstract 3
- 239000002184 metal Substances 0.000 title abstract 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 2
- 238000011010 flushing procedure Methods 0.000 title abstract 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052753 mercury Inorganic materials 0.000 title abstract 2
- 238000004140 cleaning Methods 0.000 title 1
- 238000000034 method Methods 0.000 abstract 3
- 239000012535 impurity Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 229910001313 Cobalt-iron alloy Inorganic materials 0.000 abstract 1
- ABEXMJLMICYACI-UHFFFAOYSA-N [V].[Co].[Fe] Chemical compound [V].[Co].[Fe] ABEXMJLMICYACI-UHFFFAOYSA-N 0.000 abstract 1
- 238000011109 contamination Methods 0.000 abstract 1
- 239000011888 foil Substances 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
- G11B23/502—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of tape carriers
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US54448575A | 1975-01-27 | 1975-01-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2298852A1 true FR2298852A1 (fr) | 1976-08-20 |
| FR2298852B1 FR2298852B1 (OSRAM) | 1980-05-30 |
Family
ID=24172373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7600527A Granted FR2298852A1 (fr) | 1975-01-27 | 1976-01-09 | Appareil de nettoyage electrochimique d'une bande magnetique |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5199631A (OSRAM) |
| CA (1) | CA1084442A (OSRAM) |
| CH (1) | CH610357A5 (OSRAM) |
| DE (1) | DE2601879A1 (OSRAM) |
| FR (1) | FR2298852A1 (OSRAM) |
| IT (1) | IT1053432B (OSRAM) |
| SE (1) | SE7600362L (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0475026A1 (en) * | 1990-09-07 | 1992-03-18 | International Business Machines Corporation | Apparatus, electrochemical process, and electrolyte for microfinishing stainless steel print bands |
| WO1994025902A1 (en) * | 1993-04-24 | 1994-11-10 | Michael Albert Chapman Walker | Film cleaning apparatus and method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220199B (zh) * | 2015-11-04 | 2018-02-06 | 四川立业电子有限公司 | 提高化成箔外观质量的方法及装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2330562A (en) * | 1940-12-20 | 1943-09-28 | Himmel Brothers Company | Electropolishing apparatus |
| US3740324A (en) * | 1971-01-29 | 1973-06-19 | Hughes Aircraft Co | Magnetic wire electropolishing process improvement |
-
1975
- 1975-12-10 CA CA241,676A patent/CA1084442A/en not_active Expired
-
1976
- 1976-01-09 FR FR7600527A patent/FR2298852A1/fr active Granted
- 1976-01-15 SE SE7600362A patent/SE7600362L/xx unknown
- 1976-01-20 DE DE19762601879 patent/DE2601879A1/de not_active Withdrawn
- 1976-01-23 IT IT47771/76A patent/IT1053432B/it active
- 1976-01-26 CH CH93676A patent/CH610357A5/xx not_active IP Right Cessation
- 1976-01-27 JP JP51007223A patent/JPS5199631A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2330562A (en) * | 1940-12-20 | 1943-09-28 | Himmel Brothers Company | Electropolishing apparatus |
| US3740324A (en) * | 1971-01-29 | 1973-06-19 | Hughes Aircraft Co | Magnetic wire electropolishing process improvement |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0475026A1 (en) * | 1990-09-07 | 1992-03-18 | International Business Machines Corporation | Apparatus, electrochemical process, and electrolyte for microfinishing stainless steel print bands |
| WO1994025902A1 (en) * | 1993-04-24 | 1994-11-10 | Michael Albert Chapman Walker | Film cleaning apparatus and method |
| US5649262A (en) * | 1993-04-24 | 1997-07-15 | Michael Albert Chapman Walker | Film cleaning apparatus and method |
Also Published As
| Publication number | Publication date |
|---|---|
| SE7600362L (sv) | 1976-07-28 |
| IT1053432B (it) | 1981-08-31 |
| FR2298852B1 (OSRAM) | 1980-05-30 |
| DE2601879A1 (de) | 1976-07-29 |
| CH610357A5 (en) | 1979-04-12 |
| JPS5199631A (OSRAM) | 1976-09-02 |
| CA1084442A (en) | 1980-08-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |