CH382315A - Verfahren zur Herstellung eines Körpers, aus ferromagnetischem Material mit einer nichtkubischen Kristallstruktur, dessen Einkristalle eine Vorzugsebene der Magnetisierung aufweisen - Google Patents
Verfahren zur Herstellung eines Körpers, aus ferromagnetischem Material mit einer nichtkubischen Kristallstruktur, dessen Einkristalle eine Vorzugsebene der Magnetisierung aufweisenInfo
- Publication number
- CH382315A CH382315A CH4672657A CH4672657A CH382315A CH 382315 A CH382315 A CH 382315A CH 4672657 A CH4672657 A CH 4672657A CH 4672657 A CH4672657 A CH 4672657A CH 382315 A CH382315 A CH 382315A
- Authority
- CH
- Switzerland
- Prior art keywords
- powder
- magnetic field
- magnetization
- formula
- single crystals
- Prior art date
Links
- 239000013078 crystal Substances 0.000 title claims description 63
- 230000005415 magnetization Effects 0.000 title claims description 29
- 239000003302 ferromagnetic material Substances 0.000 title claims description 12
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 239000000843 powder Substances 0.000 claims description 59
- 230000005291 magnetic effect Effects 0.000 claims description 44
- 239000002245 particle Substances 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 17
- 150000001875 compounds Chemical class 0.000 claims description 9
- 229910052745 lead Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims 4
- 239000002184 metal Substances 0.000 claims 4
- 150000002739 metals Chemical class 0.000 claims 4
- 241000349731 Afzelia bipindensis Species 0.000 claims 2
- 230000001419 dependent effect Effects 0.000 claims 2
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 230000035699 permeability Effects 0.000 description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 14
- 239000000463 material Substances 0.000 description 14
- 229910052760 oxygen Inorganic materials 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 14
- 238000002474 experimental method Methods 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 230000005294 ferromagnetic effect Effects 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 5
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 4
- 229910021446 cobalt carbonate Inorganic materials 0.000 description 4
- ZOTKGJBKKKVBJZ-UHFFFAOYSA-L cobalt(2+);carbonate Chemical compound [Co+2].[O-]C([O-])=O ZOTKGJBKKKVBJZ-UHFFFAOYSA-L 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 230000005347 demagnetization Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002269 spontaneous effect Effects 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- 229910001422 barium ion Inorganic materials 0.000 description 2
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005307 ferromagnetism Effects 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001427 strontium ion Inorganic materials 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 101100381981 Caenorhabditis elegans bam-2 gene Proteins 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2641—Compositions containing one or more ferrites of the group comprising rare earth metals and one or more ferrites of the group comprising alkali metals, alkaline earth metals or lead
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
- C04B35/2633—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing barium, strontium or calcium
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2683—Other ferrites containing alkaline earth metals or lead
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
- Soft Magnetic Materials (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL207648 | 1956-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH382315A true CH382315A (de) | 1964-09-30 |
Family
ID=19750764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH4672657A CH382315A (de) | 1956-06-02 | 1957-05-31 | Verfahren zur Herstellung eines Körpers, aus ferromagnetischem Material mit einer nichtkubischen Kristallstruktur, dessen Einkristalle eine Vorzugsebene der Magnetisierung aufweisen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3013976A (en:Method) |
| BE (1) | BE557993A (en:Method) |
| CH (1) | CH382315A (en:Method) |
| DE (1) | DE1226923B (en:Method) |
| ES (1) | ES235803A1 (en:Method) |
| FR (1) | FR1178511A (en:Method) |
| GB (1) | GB822097A (en:Method) |
| NL (1) | NL112994C (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2483120A1 (en:Method) * | 1980-05-23 | 1981-11-27 | Philips Nv |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3172776A (en) * | 1965-03-09 | Process of making magnetic tape | ||
| DE19847272B4 (de) * | 1998-10-07 | 2008-12-11 | Siemens Ag | Verfahren zum Herstellen von Sintermetallkernen |
| CN114230329A (zh) * | 2021-12-13 | 2022-03-25 | 湖南航天磁电有限责任公司 | 一种铁氧体吸波材料及其制备方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE756383C (de) * | 1938-09-17 | 1952-10-20 | Neosid Hansgeorg Pemetzrieder | Verlustarme ferromagnetische Stoffe aus Metalloxyden fuer Hochfrequenzzwecke |
| US2307605A (en) * | 1938-09-21 | 1943-01-05 | Gen Electric | Magnetic material heat treatment |
| US2354331A (en) * | 1941-05-05 | 1944-07-25 | Wladimir J Polydoroff | High-frequency ferroinductor |
| LU30876A1 (en:Method) * | 1950-09-19 | |||
| US2736708A (en) * | 1951-06-08 | 1956-02-28 | Henry L Crowley & Company Inc | Magnetic compositions |
| NL87127C (en:Method) * | 1951-10-04 | |||
| US2847101A (en) * | 1951-11-10 | 1958-08-12 | Basf Ag | Overload releasing magnetic powder-clutch |
| NL93755C (en:Method) * | 1951-12-21 | |||
| FR1058609A (fr) * | 1952-06-20 | 1954-03-17 | Enfiler automatique pour navettes, combiné avec un tendeur réglable | |
| US2778803A (en) * | 1953-02-06 | 1957-01-22 | Aerovox Corp | Magnetically hard materials |
| DE927259C (de) * | 1953-04-26 | 1955-05-02 | Eisen & Stahlind Ag | Oxydischer ferromagnetischer Werkstoff |
| US2900344A (en) * | 1953-07-29 | 1959-08-18 | Philips Corp | Making anisotropic permanent magnets |
| FR1094988A (fr) * | 1953-11-30 | 1955-05-25 | Csf | Nouveau matériau magnétique et procédé de fabrication |
| NL85512C (en:Method) * | 1954-04-20 | |||
| US2854412A (en) * | 1954-12-23 | 1958-09-30 | Philips Corp | Method of making a permanent magnet |
-
1956
- 1956-06-02 NL NL112994D patent/NL112994C/xx active
-
1957
- 1957-05-29 DE DEN13717A patent/DE1226923B/de active Pending
- 1957-05-29 US US662386A patent/US3013976A/en not_active Expired - Lifetime
- 1957-05-30 GB GB17206/57A patent/GB822097A/en not_active Expired
- 1957-05-31 ES ES0235803A patent/ES235803A1/es not_active Expired
- 1957-05-31 CH CH4672657A patent/CH382315A/de unknown
- 1957-05-31 BE BE557993D patent/BE557993A/xx unknown
- 1957-06-01 FR FR1178511D patent/FR1178511A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2483120A1 (en:Method) * | 1980-05-23 | 1981-11-27 | Philips Nv |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1178511A (fr) | 1959-05-12 |
| US3013976A (en) | 1961-12-19 |
| ES235803A1 (es) | 1957-12-01 |
| GB822097A (en) | 1959-10-21 |
| NL112994C (en:Method) | 1966-07-15 |
| BE557993A (en:Method) | 1957-11-30 |
| DE1226923B (de) | 1966-10-13 |
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