JPS60137831A - 針状晶ゲータイト粒子粉末の製造装置 - Google Patents

針状晶ゲータイト粒子粉末の製造装置

Info

Publication number
JPS60137831A
JPS60137831A JP58241004A JP24100483A JPS60137831A JP S60137831 A JPS60137831 A JP S60137831A JP 58241004 A JP58241004 A JP 58241004A JP 24100483 A JP24100483 A JP 24100483A JP S60137831 A JPS60137831 A JP S60137831A
Authority
JP
Japan
Prior art keywords
oxidizing gas
reaction
reaction solution
aqueous solution
crystal
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
JP58241004A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0455978B2 (enExample
Inventor
Takeshi Goto
後藤　武司
Shinya Ando
信也 安藤
Tomiyoshi Kubo
久保　富義
Masao Imamura
今村　政雄
Tsukasa Shibata
柴田　司
Yoshiichi Inoue
井上　芳一
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.)
Tosoh Corp
Original Assignee
Toyo Soda Manufacturing Co 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 Toyo Soda Manufacturing Co Ltd filed Critical Toyo Soda Manufacturing Co Ltd
Priority to JP58241004A priority Critical patent/JPS60137831A/ja
Publication of JPS60137831A publication Critical patent/JPS60137831A/ja
Publication of JPH0455978B2 publication Critical patent/JPH0455978B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
JP58241004A 1983-12-22 1983-12-22 針状晶ゲータイト粒子粉末の製造装置 Granted JPS60137831A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58241004A JPS60137831A (ja) 1983-12-22 1983-12-22 針状晶ゲータイト粒子粉末の製造装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58241004A JPS60137831A (ja) 1983-12-22 1983-12-22 針状晶ゲータイト粒子粉末の製造装置

Publications (2)

Publication Number Publication Date
JPS60137831A true JPS60137831A (ja) 1985-07-22
JPH0455978B2 JPH0455978B2 (enExample) 1992-09-07

Family

ID=17067895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58241004A Granted JPS60137831A (ja) 1983-12-22 1983-12-22 針状晶ゲータイト粒子粉末の製造装置

Country Status (1)

Country Link
JP (1) JPS60137831A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62230624A (ja) * 1986-03-29 1987-10-09 Ngk Insulators Ltd マグネタイトの製造装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57118034A (en) * 1981-01-16 1982-07-22 Nippon Kokan Kk <Nkk> Manufacture of ferric oxide hydrate
JPS57177338A (en) * 1981-04-22 1982-11-01 Kanegafuchi Chem Ind Co Ltd Stirring apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57118034A (en) * 1981-01-16 1982-07-22 Nippon Kokan Kk <Nkk> Manufacture of ferric oxide hydrate
JPS57177338A (en) * 1981-04-22 1982-11-01 Kanegafuchi Chem Ind Co Ltd Stirring apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62230624A (ja) * 1986-03-29 1987-10-09 Ngk Insulators Ltd マグネタイトの製造装置

Also Published As

Publication number Publication date
JPH0455978B2 (enExample) 1992-09-07

Similar Documents

Publication Publication Date Title
US4729846A (en) Method for manufacturing lepidocrocite
US4396596A (en) Method of preparing gamma ferric hydroxyoxide powder
JPS60137831A (ja) 針状晶ゲータイト粒子粉末の製造装置
EP4495072A1 (en) Method for producing cobalt ferrite particles and cobalt ferrite particles produced by same
US5650131A (en) Process for making goethite
JP2937211B2 (ja) 針状磁性酸化鉄粒子粉末の製造法
KR100445590B1 (ko) 코발트 피복된 침상의 자성 산화철 입자
JP2885253B2 (ja) 紡錘状を呈したゲータイト粒子粉末の製造法
JPS6135135B2 (enExample)
JP3169105B2 (ja) 鉄を主成分とする針状合金磁性微粒子粉末及びその製造法
JP2970706B2 (ja) 針状磁性酸化鉄粒子粉末の製造法
JP3095041B2 (ja) 鉄を主成分とする針状金属磁性粒子粉末の製造法
JPS61186410A (ja) 強磁性金属粉末の製造方法
JP3055308B2 (ja) 針状磁性酸化鉄粒子粉末の製造法
JPS6149252B2 (enExample)
JPS639735B2 (enExample)
JP3003777B2 (ja) 紡錘形を呈した磁性酸化鉄粒子粉末の製造法
JPH0518766B2 (enExample)
JPH0532423A (ja) 針状磁性酸化鉄粒子粉末の製造法
JPS62128926A (ja) 紡錘型を呈した磁性酸化鉄粒子粉末の製造法
JPH04357118A (ja) 針状磁性酸化鉄粒子粉末の製造法
JPH0415601B2 (enExample)
JPH0580414B2 (enExample)
JPS6325225A (ja) 米粒状を呈した磁性酸化鉄粒子粉末の製造法
JPS59202610A (ja) 磁気記録用針状晶鉄合金磁性粒子粉末及びその製造法