GB824072A - Improvements in or relating to ferro-magnetic ferrite materials - Google Patents
Improvements in or relating to ferro-magnetic ferrite materialsInfo
- Publication number
- GB824072A GB824072A GB32345/57A GB3234557A GB824072A GB 824072 A GB824072 A GB 824072A GB 32345/57 A GB32345/57 A GB 32345/57A GB 3234557 A GB3234557 A GB 3234557A GB 824072 A GB824072 A GB 824072A
- Authority
- GB
- United Kingdom
- Prior art keywords
- oxides
- sintering
- oxygen
- crystals
- oct
- 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
- 239000000463 material Substances 0.000 title abstract 5
- 230000005294 ferromagnetic effect Effects 0.000 title 1
- 229910000859 α-Fe Inorganic materials 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 5
- 239000013078 crystal Substances 0.000 abstract 4
- 238000005245 sintering Methods 0.000 abstract 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 3
- 239000001301 oxygen Substances 0.000 abstract 3
- 229910052760 oxygen Inorganic materials 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 2
- 230000005291 magnetic effect Effects 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- 239000003570 air Substances 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 235000019441 ethanol Nutrition 0.000 abstract 1
- 239000003302 ferromagnetic material Substances 0.000 abstract 1
- 150000002222 fluorine compounds Chemical class 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 230000005415 magnetization Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910044991 metal oxide Inorganic materials 0.000 abstract 1
- 150000004706 metal oxides Chemical class 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 230000035699 permeability Effects 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 150000004760 silicates Chemical class 0.000 abstract 1
- 238000010583 slow cooling Methods 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 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
- C04B35/2625—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 magnesium
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Magnetic Ceramics (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL211560 | 1956-10-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB824072A true GB824072A (en) | 1959-11-25 |
Family
ID=19750803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB32345/57A Expired GB824072A (en) | 1956-10-19 | 1957-10-16 | Improvements in or relating to ferro-magnetic ferrite materials |
Country Status (8)
Country | Link |
---|---|
US (1) | US3020235A (enrdf_load_stackoverflow) |
BE (1) | BE561767A (enrdf_load_stackoverflow) |
CH (1) | CH387820A (enrdf_load_stackoverflow) |
DE (1) | DE1174673B (enrdf_load_stackoverflow) |
ES (1) | ES238128A1 (enrdf_load_stackoverflow) |
FR (1) | FR1184419A (enrdf_load_stackoverflow) |
GB (1) | GB824072A (enrdf_load_stackoverflow) |
NL (1) | NL92523C (enrdf_load_stackoverflow) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE489797A (enrdf_load_stackoverflow) * | 1948-06-25 | |||
US2640813A (en) * | 1948-06-26 | 1953-06-02 | Aladdin Ind Inc | Reaction product of a mixed ferrite and lead titanate |
NL87162C (enrdf_load_stackoverflow) * | 1950-09-19 | |||
US2736708A (en) * | 1951-06-08 | 1956-02-28 | Henry L Crowley & Company Inc | Magnetic compositions |
US2778803A (en) * | 1953-02-06 | 1957-01-22 | Aerovox Corp | Magnetically hard materials |
DE1017521B (de) * | 1953-11-27 | 1957-10-10 | Steatit Magnesia Ag | Verfahren zur Herstellung ferromagnetischer, keramischer Koerper mit hoher Guete bei Hochfrequenz |
-
1956
- 1956-10-19 NL NL92523D patent/NL92523C/xx active
-
1957
- 1957-10-14 US US689740A patent/US3020235A/en not_active Expired - Lifetime
- 1957-10-15 DE DEN14197A patent/DE1174673B/de active Pending
- 1957-10-16 GB GB32345/57A patent/GB824072A/en not_active Expired
- 1957-10-16 FR FR1184419D patent/FR1184419A/fr not_active Expired
- 1957-10-17 ES ES0238128A patent/ES238128A1/es not_active Expired
- 1957-10-18 CH CH5172157A patent/CH387820A/de unknown
- 1957-10-19 BE BE561767D patent/BE561767A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL92523C (enrdf_load_stackoverflow) | 1959-10-15 |
US3020235A (en) | 1962-02-06 |
BE561767A (enrdf_load_stackoverflow) | 1958-04-19 |
CH387820A (de) | 1965-02-15 |
DE1174673B (de) | 1964-07-23 |
ES238128A1 (es) | 1958-05-16 |
FR1184419A (fr) | 1959-07-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2762777A (en) | Permanent magnet and method of making the same | |
GB995374A (en) | Permanent magnet materials having a strontium ferrite base and processes for their preparation | |
GB1025417A (enrdf_load_stackoverflow) | ||
GB820959A (en) | Improvements in or relating to ferromagnetic materials of the ferrite type and methods of manufacturing same | |
Ben-Xi et al. | Magnetic properties and Mössbauer spectra of X type hexagonal ferrites | |
Kogias et al. | New MnZn ferrites with high saturation flux density | |
GB823971A (en) | Improvements in or relating to ferromagnetic ferrite materials | |
GB833053A (en) | Improvements in or relating to ferro-magnetic ferrite materials | |
GB839860A (en) | Improvements in or relating to ferromagnetic ferrite materials | |
GB747737A (en) | Improvements in or relating to methods of manufacturing non-metallic permanent magnets | |
GB759245A (en) | Improvements in or relating to methods of manufacturing non-metallic magnetic cores having a substantially rectangular hysteresis loop | |
US2961407A (en) | Mixed ferrite composition | |
GB842005A (en) | Improvements in or relating to ferromagnetic materials | |
US3630912A (en) | Lithium titanium bismuth ferrites | |
GB824072A (en) | Improvements in or relating to ferro-magnetic ferrite materials | |
US3036008A (en) | Permanent magnet ferrite | |
GB759248A (en) | Improvements in or relating to methods of manufacturing non-metallic magnetic cores having a substantially rectangular hysteresis loop | |
US3694361A (en) | Lithium titanium bismuth cobalt ferrites | |
GB862135A (en) | Improvements in or relating to ferromagnetic materials, more particularly for use inmicro-wave equipment | |
GB833007A (en) | Improvements in or relating to ferromagnetic materials, more particularly for ferromagnetic bodies for use at frequencies of at least 50 mc/s, methods of manufacturing such materials and ferromagnetic bodies consisting of such materials | |
US20160322141A1 (en) | Nickel-zinc ferrites and methods for preparing same using fine iron oxide and bag house dust | |
GB764118A (en) | Improvements in or relating to methods of manufacturing non-metallic magnetic cores having a substantially rectangular hysteresis loop | |
JPH01112705A (ja) | 酸化物永久磁石の製造方法 | |
GB789099A (en) | Improvements in or relating to a method of producing magnetic cores | |
GB994240A (en) | Improvements in or relating to methods of manufacturing magnetic cores and magnetic cores manufactured by such methods |