CH372648A - Verfahren zur Herstellung von feinverteiltem ferromagnetischem Eisenoxyd - Google Patents
Verfahren zur Herstellung von feinverteiltem ferromagnetischem EisenoxydInfo
- Publication number
- CH372648A CH372648A CH5178957A CH5178957A CH372648A CH 372648 A CH372648 A CH 372648A CH 5178957 A CH5178957 A CH 5178957A CH 5178957 A CH5178957 A CH 5178957A CH 372648 A CH372648 A CH 372648A
- Authority
- CH
- Switzerland
- Prior art keywords
- flame
- gas
- iron
- iron oxide
- gases
- Prior art date
Links
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims description 32
- 238000000034 method Methods 0.000 title claims description 20
- 230000005294 ferromagnetic effect Effects 0.000 title claims description 7
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000007789 gas Substances 0.000 claims description 33
- 239000000203 mixture Substances 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- -1 iron halides Chemical class 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 230000007062 hydrolysis Effects 0.000 claims description 6
- 238000006460 hydrolysis reaction Methods 0.000 claims description 6
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 241000589614 Pseudomonas stutzeri Species 0.000 claims 1
- 238000010926 purge Methods 0.000 claims 1
- 235000013980 iron oxide Nutrition 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000005345 coagulation Methods 0.000 description 6
- 230000015271 coagulation Effects 0.000 description 6
- 239000003570 air Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000000443 aerosol Substances 0.000 description 3
- 230000005291 magnetic effect Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 150000001728 carbonyl compounds Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000012717 electrostatic precipitator Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 239000002054 inoculum Substances 0.000 description 1
- 229940087654 iron carbonyl Drugs 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical group O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 230000005298 paramagnetic effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 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 |
|---|---|
| CH372648A true CH372648A (de) | 1963-10-31 |
Family
ID=7038241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH5178957A CH372648A (de) | 1956-12-31 | 1957-10-21 | Verfahren zur Herstellung von feinverteiltem ferromagnetischem Eisenoxyd |
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 |
|---|---|---|---|---|
| US4777031A (en) * | 1986-07-14 | 1988-10-11 | Cadot Corporation | High temperature process for making fine magnetic particles |
| US4765920A (en) * | 1986-07-14 | 1988-08-23 | Cabot Corporation | High temperature process for producing fine magnetic particles of M-phase structure |
| US5794791A (en) * | 1987-11-30 | 1998-08-18 | Genesis Research Corporation | Coal cleaning process |
| CA1327342C (en) * | 1987-11-30 | 1994-03-01 | James Kelly Kindig | Process for beneficiating particulate solids |
| 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 |
|---|---|
| GB836275A (en) | 1960-06-01 |
| DE1034163C2 (enrdf_load_stackoverflow) | 1958-12-24 |
| NL222078A (enrdf_load_stackoverflow) | 1963-03-15 |
| DE1034163B (de) | 1958-07-17 |
| US2950955A (en) | 1960-08-30 |
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