MANGANESE-ZINC FERRITE MATERIALS

MANGANESE-ZINC FERRITE MATERIALS

1,254,388. Manganese-zinc ferrites. NIPPON ELECTRIC CO. Ltd. 7 May, 1970 [9 May, 1969], No. 22099/70. Heading H1H. Manganese-zinc ferrites having a basic composition of 30À0 to 38À0 mol. per cent MnO, 51À0 to 57À0 mol. per cent Fe 2 O 3 and the balance ZnO contain cobalt, tin, calcium, silicon and o...

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Bibliographische Detailangaben
Hauptverfasser: MATSUBARA T,JA, OKUDA T,JA, KENMOKU Y,JA, SUGANO I,JA, AKASHI T,JA
Format: Patent
Sprache:eng
Schlagworte:
ARTIFICIAL STONE
BASIC ELECTRIC ELEMENTS
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
ELECTRICITY
INDUCTANCES
LIME, MAGNESIA
MAGNETS
METALLURGY
REFRACTORIES
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
SLAG
TRANSFORMERS
TREATMENT OF NATURAL STONE
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Zusammenfassung:1,254,388. Manganese-zinc ferrites. NIPPON ELECTRIC CO. Ltd. 7 May, 1970 [9 May, 1969], No. 22099/70. Heading H1H. Manganese-zinc ferrites having a basic composition of 30À0 to 38À0 mol. per cent MnO, 51À0 to 57À0 mol. per cent Fe 2 O 3 and the balance ZnO contain cobalt, tin, calcium, silicon and optionally lithium in the form of oxides thereof in the quantities:-0À01 wt. per cent# Co 2 O 3 #0À5 wt. per cent, 0 wt. per cent