NL90806C - - Google Patents

Info

Publication number
NL90806C
NL90806C NL90806DA NL90806C NL 90806 C NL90806 C NL 90806C NL 90806D A NL90806D A NL 90806DA NL 90806 C NL90806 C NL 90806C
Authority
NL
Netherlands
Application number
Priority date (The priority date 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 date listed.)
Family has litigation
Publication of NL90806C publication Critical patent/NL90806C/xx
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22511549&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NL90806(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
    • H01F1/0311—Compounds
    • H01F1/0313—Oxidic compounds
    • H01F1/0315—Ferrites
    • 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
    • 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
    • C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/33—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials mixtures of metallic and non-metallic particles; metallic particles having oxide skin

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Magnetic Ceramics (AREA)
NL90806D 1950-02-18 NL90806C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US145085A US2575099A (en) 1950-02-18 1950-02-18 Magnetic compositions

Publications (1)

Publication Number Publication Date
NL90806C true NL90806C (fr)

Family

ID=22511549

Family Applications (1)

Application Number Title Priority Date Filing Date
NL90806D NL90806C (fr) 1950-02-18

Country Status (5)

Country Link
US (1) US2575099A (fr)
BE (1) BE500682A (fr)
FR (1) FR1030945A (fr)
GB (1) GB674719A (fr)
NL (1) NL90806C (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734034A (en) * 1956-02-07 Magnetic compositions
US2736708A (en) * 1951-06-08 1956-02-28 Henry L Crowley & Company Inc Magnetic compositions
US2703787A (en) * 1952-11-18 1955-03-08 Henry L Crowley & Company Inc Method for preparing magnetic compositions
US2705701A (en) * 1952-11-28 1955-04-05 Henry L Crowley & Company Inc Method for preparing magnetic compositions
US2766211A (en) * 1953-05-06 1956-10-09 Ncr Co Process for making magnetic powder
US2925388A (en) * 1953-07-16 1960-02-16 Rca Corp Ferrospinel compositions
US2892985A (en) * 1954-07-20 1959-06-30 Zenith Radio Corp High frequency transformer assembly
FR1143063A (fr) * 1954-10-18 1957-09-26 Ibm Composition et procédé de fabrication d'éléments magnétiques
DE1025536B (de) * 1955-05-31 1958-03-06 Siemens Ag Verfahren zur Herstellung eines weichmagnetischen Sinterkoerpers mit hoher Permeabilitaet und kleinen Wirbelstromverlusten
US3066233A (en) * 1957-07-25 1962-11-27 Clevite Corp Ferrite transducers
US3031406A (en) * 1958-01-07 1962-04-24 Rca Corp Magnetic cores
US3185986A (en) * 1959-03-05 1965-05-25 James R Mccaughna Microwave absorber and method of manufacture
GB867060A (en) * 1959-05-22 1961-05-03 Wipac Dev Ltd Improvements in and relating to transformers
US3156650A (en) * 1960-11-17 1964-11-10 Gen Electric Oxide coated iron-cobalt alloy magnetic material
US3237945A (en) * 1960-12-29 1966-03-01 Brunswick Corp Bowling pin
DE1696392B1 (de) * 1963-05-30 1969-10-02 Westinghouse Electric Corp Dauermagnetwerkstoff mit Magnetoplumbitstruktur sowie Verfahren zu dessen Herstellung
DE1257656B (de) * 1964-09-16 1967-12-28 Philips Patentverwaltung Verwendung eines aus Erdgas oder Stadtgas erzeugten Gasgemisches als Schutzgas bei der Sinterung von manganhaltigen Ferriten
US3502584A (en) * 1966-03-31 1970-03-24 Peter A Denes Magnetic composite materials
US3438885A (en) * 1967-08-02 1969-04-15 Northern Electric Co Method of making ferrimagnetic films by cathodic sputtering
US10328912B2 (en) 2016-07-28 2019-06-25 Deere & Company Pneumatic trailer brake circuit with breakaway detection and method thereof
CN109455799A (zh) * 2017-09-06 2019-03-12 中科天龙（厦门）环保股份有限公司 一种用于磁分离技术的新型磁种及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1878589A (en) * 1930-01-22 1932-09-20 Marris George Christopher Manufacture of nickel iron alloys
US1997193A (en) * 1930-12-25 1935-04-09 Mitsubishi Electric Corp Permanent magnet and method of manufacturing same
US2179810A (en) * 1935-09-18 1939-11-14 Ig Farbenindustrie Ag Finely divided magnetic substance

Also Published As

Publication number Publication date
GB674719A (en) 1952-06-25
BE500682A (fr)
FR1030945A (fr) 1953-06-18
US2575099A (en) 1951-11-13

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