IT7920795A0 - PROCEDURE FOR THE PREPARATION OF MAGNETIC POWDERS BASED ON BETA-FE A 2 OR A 3. - Google Patents

PROCEDURE FOR THE PREPARATION OF MAGNETIC POWDERS BASED ON BETA-FE A 2 OR A 3.

Info

Publication number
IT7920795A0
IT7920795A0 IT7920795A IT2079579A IT7920795A0 IT 7920795 A0 IT7920795 A0 IT 7920795A0 IT 7920795 A IT7920795 A IT 7920795A IT 2079579 A IT2079579 A IT 2079579A IT 7920795 A0 IT7920795 A0 IT 7920795A0
Authority
IT
Italy
Prior art keywords
beta
procedure
preparation
magnetic powders
powders based
Prior art date
Application number
IT7920795A
Other languages
Italian (it)
Other versions
IT1166674B (en
Inventor
Montino Franco
Corradi Ariello Rolando
Nonato Erminio
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Priority to IT2079579A priority Critical patent/IT1166674B/en
Publication of IT7920795A0 publication Critical patent/IT7920795A0/en
Priority to NL7902902A priority patent/NL7902902A/en
Priority to SE7903269A priority patent/SE435663B/en
Priority to US06/029,937 priority patent/US4224175A/en
Priority to GB7913344A priority patent/GB2018734B/en
Priority to DE19792915493 priority patent/DE2915493A1/en
Priority to FR7909607A priority patent/FR2423849B1/en
Priority to CH362479A priority patent/CH637787A5/en
Application granted granted Critical
Publication of IT1166674B publication Critical patent/IT1166674B/en

Links

IT2079579A 1978-04-17 1979-03-07 Acicular magnetic gamma ferric oxide - modified with ferrous iron and cobalt for increased coercivity and saturation polarisation IT1166674B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT2079579A IT1166674B (en) 1979-03-07 1979-03-07 Acicular magnetic gamma ferric oxide - modified with ferrous iron and cobalt for increased coercivity and saturation polarisation
NL7902902A NL7902902A (en) 1978-04-17 1979-04-12 PROCESS FOR PREPARING MAGNETIC POWDERS BASED ON GAMMA-FE203, THE POWDERS AND MAGNETIC TIRES THEREFORE OBTAINED, CONTAINING THESE POWDERS.
SE7903269A SE435663B (en) 1978-04-17 1979-04-12 VIEW TO MAKE NORMAL PARTICLES, PARTICLES, AND THEIR USE FOR MAGNETIC RECORDING
US06/029,937 US4224175A (en) 1978-04-17 1979-04-13 Process for the preparation of magnetic powders based on γ-Fe2 O3
GB7913344A GB2018734B (en) 1978-04-17 1979-04-17 Magnetic powders
DE19792915493 DE2915493A1 (en) 1978-04-17 1979-04-17 METHOD FOR PRODUCING POWDER FROM NEEDLE-SHAPED MAGNETIC PARTICLES, POWDER FROM NEEDLE-SHAPED MAGNETIC PARTICLE, AND MAGNETIC RECORDING TAPES
FR7909607A FR2423849B1 (en) 1978-04-17 1979-04-17 PREPARATION PROCESS
CH362479A CH637787A5 (en) 1978-04-17 1979-04-17 PROCEDURE FOR THE PREPARATION OF MAGNETIC POWDERS BASED ON THE FE (2) OR (3) RANGE, DUST SO OBTAINED AND MAGNETIC TAPES CONTAINING THEM.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2079579A IT1166674B (en) 1979-03-07 1979-03-07 Acicular magnetic gamma ferric oxide - modified with ferrous iron and cobalt for increased coercivity and saturation polarisation

Publications (2)

Publication Number Publication Date
IT7920795A0 true IT7920795A0 (en) 1979-03-07
IT1166674B IT1166674B (en) 1987-05-06

Family

ID=11172165

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2079579A IT1166674B (en) 1978-04-17 1979-03-07 Acicular magnetic gamma ferric oxide - modified with ferrous iron and cobalt for increased coercivity and saturation polarisation

Country Status (1)

Country Link
IT (1) IT1166674B (en)

Also Published As

Publication number Publication date
IT1166674B (en) 1987-05-06

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