MULTI-LAYERED CERAMIC TUBE FOR FUEL CONTAINMENT BARRIER AND OTHER APPLICATIONS IN NUCLEAR AND FOSSIL POWER PLANTS

A multi-layered ceramic tube having an inner layer of high purity beta phase stoichiometric silicon carbide, a central composite layer of continuous beta phase stoichiometric silicon carbide fibers, and an outer layer of fine-grained silicon carbide. The ceramic tube is particularly suited for use a...

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Bibliographische Detailangaben
Hauptverfasser: HAO, BERNARD, R, FEINROTH, HERBERT
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A multi-layered ceramic tube having an inner layer of high purity beta phase stoichiometric silicon carbide, a central composite layer of continuous beta phase stoichiometric silicon carbide fibers, and an outer layer of fine-grained silicon carbide. The ceramic tube is particularly suited for use as cladding for a fuel rod used in a power plant or reactor. The ceramic tube has a desirable combination of high initial crack resistance, stiffness, ultimate strength, and impact and thermal shock resistance.