Granules for solar absorber for use in e.g. solar collector

The granules for solar absorber consist of foamed glass coloured or coated with cobalt oxide. Also claimed is a method fro producing the granules. A mixture of ground glass, blowing agent and binder is granulated, and the granules are dried. They are then coated with a cobalt compound and then with...

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Bibliographische Detailangaben
Hauptverfasser:	FRANKE, MATTHIAS, 01468 REICHENBERG, DE, SCHWAERZLER, CHRISTOPH, 01187 DRESDEN, DE, SCHOEPS, WOLFGANG., 07629 HERMSDORF, DE, NIEDNER, PETER., 83707 BAD WIESSEE, DE, LUEBKE, MANFRED, 07629 HERMSDORF, DE, RUDISCHER, RAINER, 01069 DRESDEN, DE, BEER, HANS, 07629 HERMSDORF, DE
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	BLASTING CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY GLASS HEATING JOINING GLASS TO GLASS OR OTHER MATERIALS LIGHTING MECHANICAL ENGINEERING METALLURGY MINERAL OR SLAG WOOL RANGES SOLAR HEAT COLLECTORS SOLAR HEAT SYSTEMS SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	The granules for solar absorber consist of foamed glass coloured or coated with cobalt oxide. Also claimed is a method fro producing the granules. A mixture of ground glass, blowing agent and binder is granulated, and the granules are dried. They are then coated with a cobalt compound and then with separating agent as well as a foam. The separating agent is removed to expose the cobalt oxide layer and leave no residue.