CH440477A - Process for the production of sintered solid magnetic masses - Google Patents

Process for the production of sintered solid magnetic masses

Info

Publication number
CH440477A
CH440477A CH8070659A CH8070659A CH440477A CH 440477 A CH440477 A CH 440477A CH 8070659 A CH8070659 A CH 8070659A CH 8070659 A CH8070659 A CH 8070659A CH 440477 A CH440477 A CH 440477A
Authority
CH
Switzerland
Prior art keywords
production
solid magnetic
sintered solid
magnetic masses
masses
Prior art date
Application number
CH8070659A
Other languages
German (de)
Inventor
Adams Edmond
Moorene Hubbard William
Original Assignee
Adams Edmond
Moorene Hubbard William
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.)
Filing date
Publication date
Priority claimed from US774159A external-priority patent/US2992474A/en
Priority claimed from US774562A external-priority patent/US2988806A/en
Application filed by Adams Edmond, Moorene Hubbard William filed Critical Adams Edmond
Publication of CH440477A publication Critical patent/CH440477A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0207—Using a mixture of prealloyed powders or a master alloy
    • 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
    • H01F1/14—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 metals or alloys
    • H01F1/20—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 metals or alloys in the form of particles, e.g. powder
    • H01F1/22—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
CH8070659A 1958-11-17 1959-11-16 Process for the production of sintered solid magnetic masses CH440477A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US774159A US2992474A (en) 1958-11-17 1958-11-17 Magnetic tape recorder heads
US774562A US2988806A (en) 1958-11-17 1958-11-17 Sintered magnetic alloy and methods of production

Publications (1)

Publication Number Publication Date
CH440477A true CH440477A (en) 1967-07-31

Family

ID=27118850

Family Applications (1)

Application Number Title Priority Date Filing Date
CH8070659A CH440477A (en) 1958-11-17 1959-11-16 Process for the production of sintered solid magnetic masses

Country Status (4)

Country Link
BE (1) BE584736A (en)
CH (1) CH440477A (en)
DE (1) DE1408465A1 (en)
GB (1) GB931037A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4735865A (en) * 1985-06-10 1988-04-05 Sharp Kabushiki Kaisha Magnetic head core

Also Published As

Publication number Publication date
BE584736A (en) 1960-03-16
GB931037A (en) 1963-07-10
DE1408465A1 (en) 1968-10-03

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