CA1017205A - Method of making metal magnetic particles coated with a protective layer - Google Patents

Method of making metal magnetic particles coated with a protective layer

Info

Publication number
CA1017205A
CA1017205A CA190,751A CA190751A CA1017205A CA 1017205 A CA1017205 A CA 1017205A CA 190751 A CA190751 A CA 190751A CA 1017205 A CA1017205 A CA 1017205A
Authority
CA
Canada
Prior art keywords
protective layer
magnetic particles
metal magnetic
particles coated
making metal
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
Application number
CA190,751A
Other languages
English (en)
Other versions
CA190751S (en
Inventor
Meiro Kawasaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA1017205A publication Critical patent/CA1017205A/en
Expired legal-status Critical Current

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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/06—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 hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/061—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 hard-magnetic materials metals or alloys in the form of particles, e.g. powder with a protective layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Paints Or Removers (AREA)
  • Powder Metallurgy (AREA)
  • Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
  • Chemical Treatment Of Metals (AREA)
CA190,751A 1973-01-24 1974-01-23 Method of making metal magnetic particles coated with a protective layer Expired CA1017205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1016573A JPS547074B2 (enrdf_load_stackoverflow) 1973-01-24 1973-01-24

Publications (1)

Publication Number Publication Date
CA1017205A true CA1017205A (en) 1977-09-13

Family

ID=11742658

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,751A Expired CA1017205A (en) 1973-01-24 1974-01-23 Method of making metal magnetic particles coated with a protective layer

Country Status (7)

Country Link
JP (1) JPS547074B2 (enrdf_load_stackoverflow)
CA (1) CA1017205A (enrdf_load_stackoverflow)
DE (1) DE2403366C2 (enrdf_load_stackoverflow)
FR (1) FR2214948B1 (enrdf_load_stackoverflow)
GB (1) GB1450241A (enrdf_load_stackoverflow)
IT (1) IT1009585B (enrdf_load_stackoverflow)
NL (1) NL181061C (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554804B2 (enrdf_load_stackoverflow) * 1975-03-22 1980-02-01
JPS609322B2 (ja) * 1976-07-13 1985-03-09 日立マクセル株式会社 磁気記録用金属磁性粉末の製造法
JPS5629841A (en) * 1979-08-12 1981-03-25 Tdk Corp Magnetic recording medium
US4305993A (en) * 1979-10-09 1981-12-15 Hitachi Maxell, Ltd. Magnetic recording medium
JPS579802A (en) * 1980-06-20 1982-01-19 Dainippon Ink & Chem Inc Metallic magnetic powder and its manufacture
JPS6036603A (ja) * 1983-08-10 1985-02-25 Dainippon Ink & Chem Inc 比表面積の小さな微小金属磁性粉およびその製造方法
JPH0643601B2 (ja) * 1985-06-12 1994-06-08 戸田工業株式会社 金属鉄粒子粉末又は鉄を主成分とする合金磁性粒子粉末の製造法
JPH0657182A (ja) * 1992-07-06 1994-03-01 Minnesota Mining & Mfg Co <3M> 磁性塗料の製造方法
CN115998158B (zh) * 2022-12-29 2025-04-29 武汉苏泊尔炊具有限公司 一种不粘炊具及其制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD91017A (enrdf_load_stackoverflow) *
FR1114250A (fr) * 1953-12-02 1956-04-10 Electro Chimie Soc D Perfectionnements à la fabrication d'aimants permanents

Also Published As

Publication number Publication date
NL181061C (nl) 1987-06-01
FR2214948B1 (enrdf_load_stackoverflow) 1978-03-24
DE2403366C2 (de) 1986-09-04
NL181061B (nl) 1987-01-02
GB1450241A (en) 1976-09-22
IT1009585B (it) 1976-12-20
DE2403366A1 (de) 1974-07-25
NL7401010A (enrdf_load_stackoverflow) 1974-07-26
JPS547074B2 (enrdf_load_stackoverflow) 1979-04-03
FR2214948A1 (enrdf_load_stackoverflow) 1974-08-19
JPS4997738A (enrdf_load_stackoverflow) 1974-09-17

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