MANUFACTURE OF LOW SILICA IRON OXIDE BY DRY PROCESS

PURPOSE:To manufacture easily the iron oxide used for a raw material of ferrite by oxidizing specified iron to form Fe3O4 and thereafter crushing the Fe3O4 and forming alpha-Fe2O3 by heating the powder in the gaseous oxygen atmosphere. CONSTITUTION:After iron containing

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Bibliographische Detailangaben
Hauptverfasser:	UOTANI SUSUMU, FUJINUMA TATSUHIKO, OKU KOUICHI
Format:	Patent
Sprache:	eng
Schlagworte:	ALLOYS BASIC ELECTRIC ELEMENTS CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F ELECTRICITY FERROUS OR NON-FERROUS ALLOYS INDUCTANCES INORGANIC CHEMISTRY MAGNETS METALLURGY SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TRANSFORMERS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	PURPOSE:To manufacture easily the iron oxide used for a raw material of ferrite by oxidizing specified iron to form Fe3O4 and thereafter crushing the Fe3O4 and forming alpha-Fe2O3 by heating the powder in the gaseous oxygen atmosphere. CONSTITUTION:After iron containing