FR2214948B1 - - Google Patents

Info

Publication number
FR2214948B1
FR2214948B1 FR7402443A FR7402443A FR2214948B1 FR 2214948 B1 FR2214948 B1 FR 2214948B1 FR 7402443 A FR7402443 A FR 7402443A FR 7402443 A FR7402443 A FR 7402443A FR 2214948 B1 FR2214948 B1 FR 2214948B1
Authority
FR
France
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
FR7402443A
Other languages
French (fr)
Other versions
FR2214948A1 (enrdf_load_stackoverflow
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
Publication of FR2214948A1 publication Critical patent/FR2214948A1/fr
Application granted granted Critical
Publication of FR2214948B1 publication Critical patent/FR2214948B1/fr
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)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Magnetic Record Carriers (AREA)
  • Chemical Treatment Of Metals (AREA)
FR7402443A 1973-01-24 1974-01-24 Expired FR2214948B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2214948A1 FR2214948A1 (enrdf_load_stackoverflow) 1974-08-19
FR2214948B1 true FR2214948B1 (enrdf_load_stackoverflow) 1978-03-24

Family

ID=11742658

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7402443A Expired FR2214948B1 (enrdf_load_stackoverflow) 1973-01-24 1974-01-24

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
NL7401010A (enrdf_load_stackoverflow) 1974-07-26
DE2403366A1 (de) 1974-07-25
DE2403366C2 (de) 1986-09-04
NL181061B (nl) 1987-01-02
IT1009585B (it) 1976-12-20
GB1450241A (en) 1976-09-22
JPS547074B2 (enrdf_load_stackoverflow) 1979-04-03
CA1017205A (en) 1977-09-13
JPS4997738A (enrdf_load_stackoverflow) 1974-09-17
NL181061C (nl) 1987-06-01
FR2214948A1 (enrdf_load_stackoverflow) 1974-08-19

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