JPS53141196A - Method of making acicular magnetic iron oxide particulates for use in magnetic recording materials - Google Patents

Method of making acicular magnetic iron oxide particulates for use in magnetic recording materials

Info

Publication number
JPS53141196A
JPS53141196A JP5574577A JP5574577A JPS53141196A JP S53141196 A JPS53141196 A JP S53141196A JP 5574577 A JP5574577 A JP 5574577A JP 5574577 A JP5574577 A JP 5574577A JP S53141196 A JPS53141196 A JP S53141196A
Authority
JP
Japan
Prior art keywords
iron oxide
recording materials
oxide particulates
magnetic recording
magnetic iron
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
JP5574577A
Other languages
Japanese (ja)
Other versions
JPS5422438B2 (en
Inventor
Gorou Matsui
Kouji Toda
Hiroyuki Kondou
Keisuke Shimazawa
Masaru Isoai
Kazushi Takama
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.)
Toda Kogyo Corp
Original Assignee
Toda Kogyo 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 Toda Kogyo Corp filed Critical Toda Kogyo Corp
Priority to JP5574577A priority Critical patent/JPS53141196A/en
Publication of JPS53141196A publication Critical patent/JPS53141196A/en
Publication of JPS5422438B2 publication Critical patent/JPS5422438B2/ja
Granted legal-status Critical Current

Links

JP5574577A 1977-05-14 1977-05-14 Method of making acicular magnetic iron oxide particulates for use in magnetic recording materials Granted JPS53141196A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5574577A JPS53141196A (en) 1977-05-14 1977-05-14 Method of making acicular magnetic iron oxide particulates for use in magnetic recording materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5574577A JPS53141196A (en) 1977-05-14 1977-05-14 Method of making acicular magnetic iron oxide particulates for use in magnetic recording materials

Publications (2)

Publication Number Publication Date
JPS53141196A true JPS53141196A (en) 1978-12-08
JPS5422438B2 JPS5422438B2 (en) 1979-08-07

Family

ID=13007385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5574577A Granted JPS53141196A (en) 1977-05-14 1977-05-14 Method of making acicular magnetic iron oxide particulates for use in magnetic recording materials

Country Status (1)

Country Link
JP (1) JPS53141196A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3312243A1 (en) * 1982-09-16 1984-03-22 Ishihara Sangyo Kaisha, Ltd., Osaka METHOD FOR PRODUCING A MAGNETIC POWDER
DE3702161A1 (en) * 1986-01-30 1987-08-06 Ishihara Mining & Chemical Co COBAL-CONTAINING FERROMAGNETIC POWDERED IRON OXIDE AND METHOD FOR THE PRODUCTION THEREOF

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS596318U (en) * 1982-07-01 1984-01-17 八重洲無線株式会社 Radio receiver tone control circuit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3312243A1 (en) * 1982-09-16 1984-03-22 Ishihara Sangyo Kaisha, Ltd., Osaka METHOD FOR PRODUCING A MAGNETIC POWDER
DE3702161A1 (en) * 1986-01-30 1987-08-06 Ishihara Mining & Chemical Co COBAL-CONTAINING FERROMAGNETIC POWDERED IRON OXIDE AND METHOD FOR THE PRODUCTION THEREOF
DE3702161C2 (en) * 1986-01-30 1998-08-27 Ishihara Sangyo Kaisha Ferromagnetic iron oxide powder containing cobalt and process for its preparation

Also Published As

Publication number Publication date
JPS5422438B2 (en) 1979-08-07

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