BOUWL-SHAPED FERROMAGNETIC MATERIAL ESSENTRALLY CONSUBTING OF IRON-CONTAINED CHROMIUM DIOXIDE
PURPOSE: To obtain needle-like ferromagnetic chromium dioxide material showing high coercive force field strength and a high saturation magnetization value by a method wherein water-containing chrome acid chrome III is heated up to the temperature of 200 to 500 deg.C in a high pressure reactor, and...
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Sprache: | eng |
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