JPS51138598A - Production of needle-like grain of alpha-goethite - Google Patents

Production of needle-like grain of alpha-goethite

Info

Publication number
JPS51138598A
JPS51138598A JP50062504A JP6250475A JPS51138598A JP S51138598 A JPS51138598 A JP S51138598A JP 50062504 A JP50062504 A JP 50062504A JP 6250475 A JP6250475 A JP 6250475A JP S51138598 A JPS51138598 A JP S51138598A
Authority
JP
Japan
Prior art keywords
goethite
grain
alpha
needle
production
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
JP50062504A
Other languages
English (en)
Inventor
Hiroshi Sasaki
Shoichiro Hori
Shikazo Nakagawa
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.)
NIPPON SANGIYOU GIJIYUTSU KK
NIPPON SANGYO GIJUTSU KK
Original Assignee
NIPPON SANGIYOU GIJIYUTSU KK
NIPPON SANGYO GIJUTSU KK
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 NIPPON SANGIYOU GIJIYUTSU KK, NIPPON SANGYO GIJUTSU KK filed Critical NIPPON SANGIYOU GIJIYUTSU KK
Priority to JP50062504A priority Critical patent/JPS51138598A/ja
Publication of JPS51138598A publication Critical patent/JPS51138598A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
JP50062504A 1975-05-27 1975-05-27 Production of needle-like grain of alpha-goethite Pending JPS51138598A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50062504A JPS51138598A (en) 1975-05-27 1975-05-27 Production of needle-like grain of alpha-goethite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50062504A JPS51138598A (en) 1975-05-27 1975-05-27 Production of needle-like grain of alpha-goethite

Publications (1)

Publication Number Publication Date
JPS51138598A true JPS51138598A (en) 1976-11-30

Family

ID=13202055

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50062504A Pending JPS51138598A (en) 1975-05-27 1975-05-27 Production of needle-like grain of alpha-goethite

Country Status (1)

Country Link
JP (1) JPS51138598A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02178903A (ja) * 1988-12-29 1990-07-11 Toda Kogyo Corp 紡錘形を呈した磁性酸化鉄粒子粉末及びその製造法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02178903A (ja) * 1988-12-29 1990-07-11 Toda Kogyo Corp 紡錘形を呈した磁性酸化鉄粒子粉末及びその製造法

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