JPH0641375B
Finely divided ferrite powder of the general formula CoxFe3-xO4.5-0.5 x where x is from greater than zero to one, having an essentially isotropic particle shape, is prepared by oxidation of ferrite powder of the composition CoxFe3-xO4, where x has the same limits, with an oxygen-containing gas at fr...
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| creator | HARUTOMUUTO HIPUSUTO HERUMUUTO YAKUSHU |
| description | Finely divided ferrite powder of the general formula CoxFe3-xO4.5-0.5 x where x is from greater than zero to one, having an essentially isotropic particle shape, is prepared by oxidation of ferrite powder of the composition CoxFe3-xO4, where x has the same limits, with an oxygen-containing gas at from 150 DEG to 500 DEG C. |
| format | Patent |
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| language | eng |
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| subjects | BASIC ELECTRIC ELEMENTS CASTING CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F ELECTRICITY INDUCTANCES INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER INORGANIC CHEMISTRY MAGNETS MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER METALLURGY PERFORMING OPERATIONS PHYSICS POWDER METALLURGY SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TRANSFORMERS TRANSPORTING WORKING METALLIC POWDER |
| title | JPH0641375B |
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