JPS5888122A - コバルト含有強磁性酸化鉄の製造方法 - Google Patents

コバルト含有強磁性酸化鉄の製造方法

Info

Publication number
JPS5888122A
JPS5888122A JP56186453A JP18645381A JPS5888122A JP S5888122 A JPS5888122 A JP S5888122A JP 56186453 A JP56186453 A JP 56186453A JP 18645381 A JP18645381 A JP 18645381A JP S5888122 A JPS5888122 A JP S5888122A
Authority
JP
Japan
Prior art keywords
iron oxide
cobalt
salt
treated
magnetic
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.)
Granted
Application number
JP56186453A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6132259B2 (ko
Inventor
Kokichi Miyazawa
宮沢　功吉
Kazuo Nakada
中田　和男
Tsuneo Ishikawa
石川　恒夫
Ichiro Honma
一郎 本間
Arata Koyama
新 小山
Masatoshi Amano
天野　正敏
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.)
Ishihara Sangyo Kaisha Ltd
Original Assignee
Ishihara Sangyo Kaisha Ltd
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 Ishihara Sangyo Kaisha Ltd filed Critical Ishihara Sangyo Kaisha Ltd
Priority to JP56186453A priority Critical patent/JPS5888122A/ja
Priority to AU86252/82A priority patent/AU548794B2/en
Priority to US06/401,214 priority patent/US4414245A/en
Priority to CA000408192A priority patent/CA1193175A/en
Priority to DE19823228021 priority patent/DE3228021A1/de
Priority to FR8213098A priority patent/FR2510804B1/fr
Priority to KR8203349A priority patent/KR890001485B1/ko
Priority to GB08221655A priority patent/GB2105313B/en
Priority to NL8203006A priority patent/NL190910C/xx
Publication of JPS5888122A publication Critical patent/JPS5888122A/ja
Publication of JPS6132259B2 publication Critical patent/JPS6132259B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
JP56186453A 1981-07-28 1981-11-20 コバルト含有強磁性酸化鉄の製造方法 Granted JPS5888122A (ja)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP56186453A JPS5888122A (ja) 1981-11-20 1981-11-20 コバルト含有強磁性酸化鉄の製造方法
AU86252/82A AU548794B2 (en) 1981-07-28 1982-07-21 Process for producing cobalt containing ferromagnetic iron oxides
US06/401,214 US4414245A (en) 1981-07-28 1982-07-23 Process for producing cobalt containing ferromagnetic iron oxides
CA000408192A CA1193175A (en) 1981-07-28 1982-07-27 Process for producing cobalt containing ferromagnetic iron oxides
DE19823228021 DE3228021A1 (de) 1981-07-28 1982-07-27 Verfahren zur herstellung von kobalthaltigem, ferromagnetischem eisenoxid
FR8213098A FR2510804B1 (fr) 1981-07-28 1982-07-27 Procede de preparation d'un oxyde de fer ferromagnetique contenant du cobalt
KR8203349A KR890001485B1 (ko) 1981-07-28 1982-07-27 코발트 함유의 강자성 산화철의 제조 방법.
GB08221655A GB2105313B (en) 1981-07-28 1982-07-27 Process for producing cobalt containing ferromagnetic iron oxides
NL8203006A NL190910C (nl) 1981-07-28 1982-07-27 Werkwijze ter bereiding van een kobalt bevattend ferromagnetisch ijzeroxyde, alsmede magnetisch registratiemedium.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56186453A JPS5888122A (ja) 1981-11-20 1981-11-20 コバルト含有強磁性酸化鉄の製造方法

Publications (2)

Publication Number Publication Date
JPS5888122A true JPS5888122A (ja) 1983-05-26
JPS6132259B2 JPS6132259B2 (ko) 1986-07-25

Family

ID=16188717

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56186453A Granted JPS5888122A (ja) 1981-07-28 1981-11-20 コバルト含有強磁性酸化鉄の製造方法

Country Status (1)

Country Link
JP (1) JPS5888122A (ko)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6081026A (ja) * 1983-10-06 1985-05-09 Ishihara Sangyo Kaisha Ltd コバルト含有磁性酸化鉄の製造方法
JPS60165703A (ja) * 1984-02-09 1985-08-28 Sony Corp 針状強磁性酸化鉄磁性粉
JPS60208805A (ja) * 1984-04-02 1985-10-21 Sony Corp 針状強磁性酸化鉄磁性粉
JPH01194306A (ja) * 1988-01-29 1989-08-04 Sony Corp コバルト含有酸化鉄磁性粉末の製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50119997A (ko) * 1974-03-12 1975-09-19
JPS549797A (en) * 1977-06-23 1979-01-24 Hitachi Maxell Method of making ferromagnetic powder
JPS5556019A (en) * 1978-10-20 1980-04-24 Hitachi Maxell Ltd Production of ferromagnetic powder

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50119997A (ko) * 1974-03-12 1975-09-19
JPS549797A (en) * 1977-06-23 1979-01-24 Hitachi Maxell Method of making ferromagnetic powder
JPS5556019A (en) * 1978-10-20 1980-04-24 Hitachi Maxell Ltd Production of ferromagnetic powder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6081026A (ja) * 1983-10-06 1985-05-09 Ishihara Sangyo Kaisha Ltd コバルト含有磁性酸化鉄の製造方法
JPS60165703A (ja) * 1984-02-09 1985-08-28 Sony Corp 針状強磁性酸化鉄磁性粉
JPS60208805A (ja) * 1984-04-02 1985-10-21 Sony Corp 針状強磁性酸化鉄磁性粉
JPH01194306A (ja) * 1988-01-29 1989-08-04 Sony Corp コバルト含有酸化鉄磁性粉末の製造方法

Also Published As

Publication number Publication date
JPS6132259B2 (ko) 1986-07-25

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