JPH0551538B

Magnetic iron oxide containing silicon element is produced in the form of generally octahedral particles having a sharp particle size distribution through a reaction of an aqueous solution of a ferrous salt having a controlled Fe(II)/Fe(III) ratio and containing a silicic compound with a little exce...

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Bibliographische Detailangaben
Hauptverfasser: IWAHASHI YASUO, SAKASHITA KIICHIRO
Format: Patent
Sprache:eng
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