JPS5265899A - Preparing magnetic dust - Google Patents

Preparing magnetic dust

Info

Publication number
JPS5265899A
JPS5265899A JP50141138A JP14113875A JPS5265899A JP S5265899 A JPS5265899 A JP S5265899A JP 50141138 A JP50141138 A JP 50141138A JP 14113875 A JP14113875 A JP 14113875A JP S5265899 A JPS5265899 A JP S5265899A
Authority
JP
Japan
Prior art keywords
preparing magnetic
magnetic dust
dust
steel
precipotating
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
JP50141138A
Other languages
Japanese (ja)
Other versions
JPS608607B2 (en
Inventor
Hiroshi Soma
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP50141138A priority Critical patent/JPS608607B2/en
Publication of JPS5265899A publication Critical patent/JPS5265899A/en
Publication of JPS608607B2 publication Critical patent/JPS608607B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)

Abstract

PURPOSE: To prepare a mgnetic dust for use of magnetic recording medium substance producing a stabilized steel magnetic characteristics by precipotating Cr on a surface of oxidized steel and heating to reduce it in an ambience of reduction.
COPYRIGHT: (C)1977,JPO&Japio
JP50141138A 1975-11-27 1975-11-27 Manufacturing method of magnetic powder Expired JPS608607B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50141138A JPS608607B2 (en) 1975-11-27 1975-11-27 Manufacturing method of magnetic powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50141138A JPS608607B2 (en) 1975-11-27 1975-11-27 Manufacturing method of magnetic powder

Publications (2)

Publication Number Publication Date
JPS5265899A true JPS5265899A (en) 1977-05-31
JPS608607B2 JPS608607B2 (en) 1985-03-04

Family

ID=15285042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50141138A Expired JPS608607B2 (en) 1975-11-27 1975-11-27 Manufacturing method of magnetic powder

Country Status (1)

Country Link
JP (1) JPS608607B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54103600A (en) * 1978-02-01 1979-08-15 Hitachi Ltd Manufacture of magnetic powder for magnetic recorder
JPS5927505A (en) * 1982-08-09 1984-02-14 Hitachi Maxell Ltd Ferromagnetic metal powder
US10798784B2 (en) 2015-01-13 2020-10-06 De Luca Oven Technologies, Llc Electrical energy transfer system for a wire mesh heater

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5041097A (en) * 1973-08-15 1975-04-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5041097A (en) * 1973-08-15 1975-04-15

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54103600A (en) * 1978-02-01 1979-08-15 Hitachi Ltd Manufacture of magnetic powder for magnetic recorder
JPS628921B2 (en) * 1978-02-01 1987-02-25 Hitachi Seisakusho Kk
JPS5927505A (en) * 1982-08-09 1984-02-14 Hitachi Maxell Ltd Ferromagnetic metal powder
US10798784B2 (en) 2015-01-13 2020-10-06 De Luca Oven Technologies, Llc Electrical energy transfer system for a wire mesh heater

Also Published As

Publication number Publication date
JPS608607B2 (en) 1985-03-04

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