GB836275A - Process for the production of finely divided ferromagnetic iron oxide - Google Patents
Process for the production of finely divided ferromagnetic iron oxideInfo
- Publication number
- GB836275A GB836275A GB40290/57A GB4029057A GB836275A GB 836275 A GB836275 A GB 836275A GB 40290/57 A GB40290/57 A GB 40290/57A GB 4029057 A GB4029057 A GB 4029057A GB 836275 A GB836275 A GB 836275A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gases
- gas
- rim
- flame
- oxygen
- 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
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title 2
- 230000005294 ferromagnetic effect Effects 0.000 title 1
- 239000007789 gas Substances 0.000 abstract 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 3
- 239000001257 hydrogen Substances 0.000 abstract 3
- 229910052739 hydrogen Inorganic materials 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- 239000001301 oxygen Substances 0.000 abstract 3
- 229910052760 oxygen Inorganic materials 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- 239000004964 aerogel Substances 0.000 abstract 1
- 239000000443 aerosol Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 239000010419 fine particle Substances 0.000 abstract 1
- 238000011010 flushing procedure Methods 0.000 abstract 1
- 150000004820 halides Chemical class 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
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
- G11B5/70652—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 gamma - Fe2 O3
-
- 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]
-
- 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
- G11B5/70647—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 with a skin
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Dermatology (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED24600A DE1034163B (de) | 1956-12-31 | 1956-12-31 | Verfahren zur Herstellung von feinverteiltem, ferromagnetischem Eisenoxyd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB836275A true GB836275A (en) | 1960-06-01 |
Family
ID=7038241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB40290/57A Expired GB836275A (en) | 1956-12-31 | 1957-12-30 | Process for the production of finely divided ferromagnetic iron oxide |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2950955A (enrdf_load_stackoverflow) |
| CH (1) | CH372648A (enrdf_load_stackoverflow) |
| DE (1) | DE1034163B (enrdf_load_stackoverflow) |
| GB (1) | GB836275A (enrdf_load_stackoverflow) |
| NL (1) | NL222078A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4765920A (en) * | 1986-07-14 | 1988-08-23 | Cabot Corporation | High temperature process for producing fine magnetic particles of M-phase structure |
| US4777031A (en) * | 1986-07-14 | 1988-10-11 | Cadot Corporation | High temperature process for making fine magnetic particles |
| CA1327342C (en) * | 1987-11-30 | 1994-03-01 | James Kelly Kindig | Process for beneficiating particulate solids |
| US5794791A (en) * | 1987-11-30 | 1998-08-18 | Genesis Research Corporation | Coal cleaning process |
| WO1993007967A1 (en) * | 1991-10-15 | 1993-04-29 | Genesis Research Corporation | Coal cleaning process |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1816388A (en) * | 1924-05-23 | 1931-07-28 | Ig Farbenindustrie Ag | Method of producing finely divided metal oxides |
| US1850286A (en) * | 1925-05-20 | 1932-03-22 | Ig Farbenindustrie Ag | Process for making finely divided metal oxides |
| US1992685A (en) * | 1928-06-22 | 1935-02-26 | Sulphur And Smelting Corp | Production of ferric oxide by burning ferric chloride |
| GB677878A (en) * | 1949-12-29 | 1952-08-20 | Basf Ag | Improvements in the production of magnetic iron oxides |
| BE511837A (enrdf_load_stackoverflow) * | 1951-06-04 | |||
| GB726250A (en) * | 1952-04-02 | 1955-03-16 | Degussa | Process for the production of finely divided oxides |
-
1956
- 1956-12-31 DE DED24600A patent/DE1034163B/de active Granted
-
1957
- 1957-10-21 CH CH5178957A patent/CH372648A/de unknown
- 1957-11-01 NL NL222078A patent/NL222078A/xx unknown
- 1957-12-10 US US701708A patent/US2950955A/en not_active Expired - Lifetime
- 1957-12-30 GB GB40290/57A patent/GB836275A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1034163C2 (enrdf_load_stackoverflow) | 1958-12-24 |
| US2950955A (en) | 1960-08-30 |
| NL222078A (enrdf_load_stackoverflow) | 1963-03-15 |
| DE1034163B (de) | 1958-07-17 |
| CH372648A (de) | 1963-10-31 |
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