DE1471342B2 - Verwendung sehr kleiner ringfoermiger magnetkerne als speicherelemente fuer elektronische speicheranlagen und verfahren zur herstellung solcher kerne - Google Patents
Verwendung sehr kleiner ringfoermiger magnetkerne als speicherelemente fuer elektronische speicheranlagen und verfahren zur herstellung solcher kerneInfo
- Publication number
- DE1471342B2 DE1471342B2 DE19631471342 DE1471342A DE1471342B2 DE 1471342 B2 DE1471342 B2 DE 1471342B2 DE 19631471342 DE19631471342 DE 19631471342 DE 1471342 A DE1471342 A DE 1471342A DE 1471342 B2 DE1471342 B2 DE 1471342B2
- Authority
- DE
- Germany
- Prior art keywords
- temperature
- cores
- rings
- shaped magnetic
- mixture
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 238000000034 method Methods 0.000 title claims description 3
- 239000000203 mixture Substances 0.000 claims description 11
- 238000005245 sintering Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 239000003870 refractory metal Substances 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 235000021395 porridge Nutrition 0.000 claims 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- 229910000629 Rh alloy Inorganic materials 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- RSNHXDVSISOZOB-UHFFFAOYSA-N lithium nickel Chemical compound [Li].[Ni] RSNHXDVSISOZOB-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- C04B35/2608—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
- C04B35/2616—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 lithium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL286715 | 1962-12-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1471342A1 DE1471342A1 (de) | 1969-03-06 |
| DE1471342B2 true DE1471342B2 (de) | 1971-09-16 |
Family
ID=19754283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19631471342 Pending DE1471342B2 (de) | 1962-12-13 | 1963-12-07 | Verwendung sehr kleiner ringfoermiger magnetkerne als speicherelemente fuer elektronische speicheranlagen und verfahren zur herstellung solcher kerne |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3293184A (enrdf_load_stackoverflow) |
| AT (1) | AT241864B (enrdf_load_stackoverflow) |
| BE (1) | BE641146A (enrdf_load_stackoverflow) |
| CH (1) | CH453515A (enrdf_load_stackoverflow) |
| DE (1) | DE1471342B2 (enrdf_load_stackoverflow) |
| DK (1) | DK116226B (enrdf_load_stackoverflow) |
| ES (1) | ES294385A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1062047A (enrdf_load_stackoverflow) |
| NL (2) | NL136206C (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL290005A (enrdf_load_stackoverflow) * | 1963-03-08 | |||
| FR1530609A (fr) * | 1967-05-18 | 1968-06-28 | Cie Des Ferrites Electroniques | Composition de ferrites de lithium pour éléments de mémoires magnétiques et procédé de fabrication de ces éléments |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL82272C (enrdf_load_stackoverflow) * | 1953-12-21 | 1956-08-15 | ||
| US3038860A (en) * | 1956-12-20 | 1962-06-12 | Francis E Vinal | Lithium nickel ferrites |
| NL256173A (enrdf_load_stackoverflow) * | 1959-11-16 | |||
| US3093588A (en) * | 1960-04-04 | 1963-06-11 | Ampex | Lithium ferrites |
| NL273242A (enrdf_load_stackoverflow) * | 1962-01-05 |
-
1962
- 1962-12-13 NL NL136206D patent/NL136206C/xx active
- 1962-12-13 NL NL286715D patent/NL286715A/xx unknown
-
1963
- 1963-12-06 US US328493A patent/US3293184A/en not_active Expired - Lifetime
- 1963-12-07 DE DE19631471342 patent/DE1471342B2/de active Pending
- 1963-12-10 CH CH1509263A patent/CH453515A/de unknown
- 1963-12-10 AT AT988363A patent/AT241864B/de active
- 1963-12-10 DK DK575563AA patent/DK116226B/da unknown
- 1963-12-10 GB GB48741/63A patent/GB1062047A/en not_active Expired
- 1963-12-11 ES ES0294385A patent/ES294385A1/es not_active Expired
- 1963-12-11 BE BE641146D patent/BE641146A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3293184A (en) | 1966-12-20 |
| GB1062047A (en) | 1967-03-15 |
| NL286715A (enrdf_load_stackoverflow) | 1965-02-10 |
| CH453515A (de) | 1968-06-14 |
| DK116226B (da) | 1969-12-22 |
| AT241864B (de) | 1965-08-10 |
| DE1471342A1 (de) | 1969-03-06 |
| ES294385A1 (es) | 1964-01-16 |
| NL136206C (enrdf_load_stackoverflow) | 1972-08-15 |
| BE641146A (enrdf_load_stackoverflow) | 1964-06-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1936279A1 (de) | Verfahren zum Herstellen eines gebrannten Erzeugnisses | |
| DE962231C (de) | Verfahren zur Herstellung eines gesinterten, aus Mischkristallen bestehenden weichmagnetischen Ferritmaterials fuer Hochfrequenzzwecke | |
| DE1907691B2 (de) | Verfahren zur Herstellung eines im wesentlichen aus Eisen bestehenden magnetisch stabilen Pulvers für magnetische Aufzeichnung | |
| DE1105213B (de) | Magnetostriktiver Vibrator | |
| DE3729497A1 (de) | Magnetisches pulver fuer magnetische aufzeichnungen | |
| DE1471342B2 (de) | Verwendung sehr kleiner ringfoermiger magnetkerne als speicherelemente fuer elektronische speicheranlagen und verfahren zur herstellung solcher kerne | |
| DE1057255B (de) | Verfahren zur Herstellung von ferromagnetischen Ferritkoerpern mit eingeschnuerter Hystereseschleife | |
| CH410216A (de) | Verfahren zur Herstellung eines ferromagnetischen Bauelementes | |
| DE1158433B (de) | Verwendung von Koerpern, die aus einfachen Kristallen und/oder Mischkristallen von Verbindungen entsprechend der Formel Ba Fe Fe O bestehen, zur Konzentration von magnetischen Feldlinien bei Frequenzen von mindestens 50 MHz und Verfahren zum Herstellen solcher Koerper | |
| AT167377B (de) | Magnetischer Kern und Verfahren zur Herstellung eines magnetischen Materials | |
| DE1471341C (de) | Verwendung sehr kleiner ringförmiger Magnetkerne als Speicherelemente fur elektro nische Speicheranlagen und Verfahren zur Her Stellung solcher Kerne | |
| DE1646686B1 (de) | Verbesserte mangan-zink-ferritkerne | |
| DE1471340B2 (de) | Verfahren zur herstellung eines magnetkernes mit nahezu rechteckiger hystereseschleife | |
| CH333347A (de) | Verfahren zur Herstellung eines Magnetkernes mit einer nahezu rechteckigen Hystereseschleife | |
| CH377268A (de) | Verfahren zur Herstellung eines ferromagnetischen Materials | |
| DE1471341B2 (de) | Verwendung sehr kleiner ringfoermiger magnetkerne als spei cherelemente fuer elektronische speicheranlagen und verfah ren zur herstellung solcher kerne | |
| DE1178763B (de) | Verfahren zur Herstellung eines Mangan-Ferrit-kernes mit annaehernd rechteckiger Hystereseschleife | |
| DE1471343C (de) | Verfahren zur Herstellung ringförmiger Magnetkerne mit rechteckiger Hystereseschlei fe | |
| DE2612294C2 (de) | Verfahren zur Herstellung eines Ferrits auf Mangan-Zink- und Nickel-Zink-Basis | |
| DE1571285B1 (de) | Speicherkern aus lithiumferrit und verfahren zu seiner herstellung | |
| DE1471343B2 (de) | Verfahren zur herstellung ringfoermiger magnetkerne mit rechteckiger hystereseschleife | |
| DE1265024B (de) | Verfahren zur Herstellung eines Magnetkernes mit einer rechteckigen Hystereseschleife | |
| DE1036148B (de) | Verfahren zur Herstellung von ferromagnetischen Koerpern | |
| AT206185B (de) | Verfahren zur Herstellung eines ferromagnetischen Materials und daraus bestehender Ferromagnetkörper | |
| AT205755B (de) | Verfahren zur Herstellung eines ferromagnetischen oxydischen Körpers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 |