JPS52138498A - Production of magnetite crystal powder - Google Patents

Production of magnetite crystal powder

Info

Publication number
JPS52138498A
JPS52138498A JP5688076A JP5688076A JPS52138498A JP S52138498 A JPS52138498 A JP S52138498A JP 5688076 A JP5688076 A JP 5688076A JP 5688076 A JP5688076 A JP 5688076A JP S52138498 A JPS52138498 A JP S52138498A
Authority
JP
Japan
Prior art keywords
production
crystal powder
magnetite crystal
magnetite
apsides
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.)
Pending
Application number
JP5688076A
Other languages
Japanese (ja)
Inventor
Hidesato Kawanishi
Toshihiro Mihara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP5688076A priority Critical patent/JPS52138498A/en
Publication of JPS52138498A publication Critical patent/JPS52138498A/en
Pending legal-status Critical Current

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  • Compounds Of Iron (AREA)

Abstract

PURPOSE: To produce black powder of uniform elliptic crystals having the line of apsides about 1 μ by hydrolyzing a product obtained by introducing NH3 gas into a solution of FeCl3 in isopropyl alcohol with water.
COPYRIGHT: (C)1977,JPO&Japio
JP5688076A 1976-05-17 1976-05-17 Production of magnetite crystal powder Pending JPS52138498A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5688076A JPS52138498A (en) 1976-05-17 1976-05-17 Production of magnetite crystal powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5688076A JPS52138498A (en) 1976-05-17 1976-05-17 Production of magnetite crystal powder

Publications (1)

Publication Number Publication Date
JPS52138498A true JPS52138498A (en) 1977-11-18

Family

ID=13039717

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5688076A Pending JPS52138498A (en) 1976-05-17 1976-05-17 Production of magnetite crystal powder

Country Status (1)

Country Link
JP (1) JPS52138498A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63151622A (en) * 1986-12-16 1988-06-24 Nok Corp Production of magnetic fine powder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63151622A (en) * 1986-12-16 1988-06-24 Nok Corp Production of magnetic fine powder

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