COOLING STORAGE MATERIAL USING RARE EARTH ELEMENT VANADIUM OXIDE CERAMIC AND PRODUCTION METHOD THEREFOR AND COOLING STORAGE APPARATUS

PROBLEM TO BE SOLVED: To provide a cooling storage material which has a large heat capacity in the vicinity of 2K and does form fine powder, and the like, even when a freezer is operated for a long time. SOLUTION: The GdVO4cooling storage material is produced by calcining GdVO4powder containing 50 t...

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Bibliographische Detailangaben
Hauptverfasser:	NOZAWA TOSHITERU, YANAGIYA TAKAKIMI
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BLASTING CHEMISTRY COMBINED HEATING AND REFRIGERATION SYSTEMS DYES HEAT PUMP SYSTEMS HEATING LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES MANUFACTURE OR STORAGE OF ICE MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE MECHANICAL ENGINEERING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES REFRIGERATION MACHINES, PLANTS OR SYSTEMS REFRIGERATION OR COOLING WEAPONS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a cooling storage material which has a large heat capacity in the vicinity of 2K and does form fine powder, and the like, even when a freezer is operated for a long time. SOLUTION: The GdVO4cooling storage material is produced by calcining GdVO4powder containing 50 to 1000 wt. ppm of Al2O3at 1,500 to 1,700°C for 1 to 10 hours. COPYRIGHT: (C)2004,JPO