JPH0351660B2 - - Google Patents

Info

Publication number
JPH0351660B2
JPH0351660B2 JP61150732A JP15073286A JPH0351660B2 JP H0351660 B2 JPH0351660 B2 JP H0351660B2 JP 61150732 A JP61150732 A JP 61150732A JP 15073286 A JP15073286 A JP 15073286A JP H0351660 B2 JPH0351660 B2 JP H0351660B2
Authority
JP
Japan
Prior art keywords
cobalt
coercive force
iron oxide
aqueous solution
add
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 - Lifetime
Application number
JP61150732A
Other languages
English (en)
Japanese (ja)
Other versions
JPS638223A (ja
Inventor
Kunio Takahashi
Takahito Tsugaru
Takahiko Goto
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Priority to JP61150732A priority Critical patent/JPS638223A/ja
Publication of JPS638223A publication Critical patent/JPS638223A/ja
Publication of JPH0351660B2 publication Critical patent/JPH0351660B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Hard Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
JP61150732A 1986-06-27 1986-06-27 磁気記録用強磁性粉末の製造方法 Granted JPS638223A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61150732A JPS638223A (ja) 1986-06-27 1986-06-27 磁気記録用強磁性粉末の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61150732A JPS638223A (ja) 1986-06-27 1986-06-27 磁気記録用強磁性粉末の製造方法

Publications (2)

Publication Number Publication Date
JPS638223A JPS638223A (ja) 1988-01-14
JPH0351660B2 true JPH0351660B2 (en:Method) 1991-08-07

Family

ID=15503202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61150732A Granted JPS638223A (ja) 1986-06-27 1986-06-27 磁気記録用強磁性粉末の製造方法

Country Status (1)

Country Link
JP (1) JPS638223A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014027047A (ja) * 2012-07-25 2014-02-06 Ricoh Co Ltd 磁性構造体及びその製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5939730A (ja) * 1982-08-30 1984-03-05 Ishihara Sangyo Kaisha Ltd 強磁性酸化鉄の製造方法
JPS59107924A (ja) * 1982-12-08 1984-06-22 Ishihara Sangyo Kaisha Ltd コバルト含有磁性酸化鉄粉末の製造方法
JPS59138312A (ja) * 1983-01-28 1984-08-08 Ishihara Sangyo Kaisha Ltd コバルト含有磁性酸化鉄粉末の製造方法
JPS59500739A (ja) * 1983-04-12 1984-04-26 メモレックス・コーポレーション 強磁性記録材料
JPS6051242A (ja) * 1983-08-29 1985-03-22 三協アルミニウム工業株式会社 カ−テンウオ−ル
JPS61111508A (ja) * 1984-11-06 1986-05-29 Showa Denko Kk 磁気記録用磁性粉末の製造法

Also Published As

Publication number Publication date
JPS638223A (ja) 1988-01-14

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