IT492518A - - Google Patents
Info
- Publication number
- IT492518A IT492518A IT492518DA IT492518A IT 492518 A IT492518 A IT 492518A IT 492518D A IT492518D A IT 492518DA IT 492518 A IT492518 A IT 492518A
- Authority
- IT
- Italy
Links
Classifications
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- 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
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- 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
- C04B35/12—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 chromium oxide
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- 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
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- 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
- C04B35/42—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 chromites
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- 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
- C04B35/44—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 aluminates
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US766252XA | 1951-10-30 | 1951-10-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT492518A true IT492518A (en) |
Family
ID=32735279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT492518D IT492518A (en) | 1951-10-30 |
Country Status (6)
Country | Link |
---|---|
CH (1) | CH308111A (en) |
DE (1) | DE976406C (en) |
FR (1) | FR1053464A (en) |
GB (1) | GB697219A (en) |
IT (1) | IT492518A (en) |
NL (1) | NL100081C (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT527607A (en) * | 1952-02-07 | |||
US2860105A (en) * | 1953-12-21 | 1958-11-11 | Philips Corp | Method of manufacturing ferromagnetic cores |
NL82276C (en) * | 1953-12-22 | |||
NL82277C (en) * | 1954-01-12 | |||
NL82278C (en) * | 1954-01-27 | |||
NL85826C (en) * | 1954-01-28 | 1957-08-15 | ||
US2981903A (en) * | 1954-02-26 | 1961-04-25 | Bell Telephone Labor Inc | Gyromagnetic wave transmission devices |
US3023165A (en) * | 1956-08-17 | 1962-02-27 | Bell Telephone Labor Inc | Magnesium ferrite containing aluminum and method of making same |
FR1110334A (en) * | 1954-07-13 | 1956-02-10 | Improvements to such ferromagnetic materials | |
FR1143063A (en) * | 1954-10-18 | 1957-09-26 | Ibm | Composition and manufacturing process of magnetic elements |
US2925389A (en) * | 1954-12-20 | 1960-02-16 | Philips Corp | Ferromagnetic cores and method |
FR1121088A (en) * | 1955-02-03 | 1956-07-20 | Lignes Telegraph Telephon | Ferromagnetic materials with rectangular hysteresis cycle |
DE1070540B (en) * | 1955-07-01 | 1959-12-03 | ||
US2950251A (en) * | 1955-09-19 | 1960-08-23 | Rca Corp | Magnetic materials having rectangular hysteresis characteristics |
US2992990A (en) * | 1956-01-05 | 1961-07-18 | Richard G Parker | Soft magnetic material |
US2980617A (en) * | 1956-03-13 | 1961-04-18 | Indiana General Corp | Ferrite compositions and method of making same |
US3068176A (en) * | 1958-03-31 | 1962-12-11 | Du Pont | Ferromagnetic chromium oxides containing fluorine and their preparation |
US2962345A (en) * | 1957-11-29 | 1960-11-29 | Du Pont | Fluorine-containing ferromagnetic material |
US2982732A (en) * | 1957-12-30 | 1961-05-02 | Ibm | Ferrite composition containing titanium and nickel |
US3072576A (en) * | 1958-05-27 | 1963-01-08 | Aladdin Ind Inc | Ferrites having rectangular hysteresis loops and method for manufacture of same |
DE1177538B (en) * | 1958-06-12 | 1964-09-03 | Itt | Method of manufacturing dielectric material |
US3059194A (en) * | 1958-12-29 | 1962-10-16 | Bell Telephone Labor Inc | Microwave ferrite devices |
US2927898A (en) * | 1959-03-30 | 1960-03-08 | Licentia Gmbh | Permanent magnet material |
US3093453A (en) * | 1959-04-15 | 1963-06-11 | Weizmann Inst Of Science | Ferrite material containing fluorine |
IT630441A (en) * | 1959-06-09 | |||
US3007875A (en) * | 1959-06-23 | 1961-11-07 | Steatite Res Corp | Square loop ferrites |
US3113109A (en) * | 1959-10-07 | 1963-12-03 | Du Pont | Ferromagnetic material produced from ferric oxide and barium halide or strontium halide, and process for making same |
US2981688A (en) * | 1960-05-27 | 1961-04-25 | Steatite Res Corp | Ferrites for microwave applications |
US3177145A (en) * | 1963-02-04 | 1965-04-06 | Ibm | Manganese copper ferrite composition containing titanium and germanium and method ofpreparation |
DE1646997B1 (en) * | 1965-08-10 | 1972-06-29 | Siemens Ag | PROCESS FOR MANUFACTURING A FERROMAGNETIC SWITCH CORE FROM FERRITE WITH A RECTANGULAR HYSTERESIS LOOP |
DE1671003B2 (en) * | 1965-09-30 | 1972-03-30 | Siemens AG, 1000 Berlin u. 8000 München | FERROMAGNETIC MANGANE MAGNESIUM ZINC FERITE BODY WITH RECTANGULAR CYSTERESIS LOOP FOR MEMORY AND SWITCHING ELEMENTS AND PROCESS FOR THEIR PRODUCTION |
DE1771987B1 (en) * | 1968-08-12 | 1972-03-09 | Siemens Ag | FERROMAGNETIC MANGANE MAGNESIUM ZINC FERRITE WITH RIGHT ANGULAR HYSTERESIS LOOP FOR MEMORY AND SWITCH ELEMENTS AND PROCESS FOR ITS PRODUCTION |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2565111A (en) * | 1949-05-26 | 1951-08-21 | Steatite Res Corp | Ceramic magnetic material with a small temperature coefficient |
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0
- IT IT492518D patent/IT492518A/it unknown
-
1952
- 1952-03-25 GB GB7662/52A patent/GB697219A/en not_active Expired
- 1952-04-05 FR FR1053464D patent/FR1053464A/en not_active Expired
- 1952-04-16 CH CH308111D patent/CH308111A/en unknown
- 1952-05-14 DE DEST4840A patent/DE976406C/en not_active Expired
- 1952-06-16 NL NL170354A patent/NL100081C/xx active
Also Published As
Publication number | Publication date |
---|---|
DE976406C (en) | 1963-08-29 |
FR1053464A (en) | 1954-02-02 |
CH308111A (en) | 1955-06-30 |
NL100081C (en) | 1962-01-15 |
GB697219A (en) | 1953-09-16 |