CH597109A5 - - Google Patents
Info
- Publication number
- CH597109A5 CH597109A5 CH935775A CH935775A CH597109A5 CH 597109 A5 CH597109 A5 CH 597109A5 CH 935775 A CH935775 A CH 935775A CH 935775 A CH935775 A CH 935775A CH 597109 A5 CH597109 A5 CH 597109A5
- Authority
- CH
- Switzerland
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
- G11B5/70642—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 iron oxides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Hard Magnetic Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/610,720 US3994819A (en) | 1974-09-13 | 1975-09-05 | Method for the preparation of acicular particles containing iron and other divalent metals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7431738A FR2284580A2 (fr) | 1974-09-13 | 1974-09-13 | Procede de preparation de solutions solides d'oxydes de fer et de metaux bivalents tels que le cobalt, et produits obtenus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH597109A5 true CH597109A5 (enExample) | 1978-03-31 |
Family
ID=9143265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH935775A CH597109A5 (enExample) | 1974-09-13 | 1975-07-17 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5919049B2 (enExample) |
| CH (1) | CH597109A5 (enExample) |
| DE (1) | DE2540758C2 (enExample) |
| FR (1) | FR2284580A2 (enExample) |
| GB (1) | GB1506218A (enExample) |
| IT (1) | IT1048488B (enExample) |
| NL (1) | NL183992C (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2587989B1 (fr) * | 1985-09-30 | 1987-11-13 | Centre Nat Rech Scient | Compositions particulaires d'oxalates de metaux ferromagnetiques, sous forme de particules aciculaires submicroniques, leur preparation et leur application |
| RU2205722C1 (ru) * | 2001-10-25 | 2003-06-10 | ОАО "Камский кузнечный завод" | Способ изготовления поковок выдавливанием |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB679172A (en) * | 1948-04-23 | 1952-09-17 | Standard Telephones Cables Ltd | Improvements in or relating to the production of metal or metal oxide powders and products therefrom |
-
1974
- 1974-09-13 FR FR7431738A patent/FR2284580A2/fr active Granted
-
1975
- 1975-07-17 CH CH935775A patent/CH597109A5/xx not_active IP Right Cessation
- 1975-08-28 NL NL7510163A patent/NL183992C/xx active Search and Examination
- 1975-09-04 GB GB3640675A patent/GB1506218A/en not_active Expired
- 1975-09-09 IT IT2703875A patent/IT1048488B/it active
- 1975-09-12 DE DE19752540758 patent/DE2540758C2/de not_active Expired
- 1975-09-13 JP JP50110523A patent/JPS5919049B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL183992C (nl) | 1989-03-16 |
| NL7510163A (nl) | 1976-03-16 |
| JPS5155800A (en) | 1976-05-17 |
| JPS5919049B2 (ja) | 1984-05-02 |
| FR2284580B2 (enExample) | 1979-04-13 |
| DE2540758C2 (de) | 1982-11-04 |
| NL183992B (nl) | 1988-10-17 |
| GB1506218A (en) | 1978-04-05 |
| FR2284580A2 (fr) | 1976-04-09 |
| DE2540758A1 (de) | 1976-03-25 |
| IT1048488B (it) | 1980-11-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |