Methods for making refractory crucibles

Methods for making refractory crucibles capable of managing thermal stresses and suitable for melting highly reactive alloys, the method involving providing a crucible having at least a facecoat and a backing, heating at least one retaining ring, applying the at least one retaining ring about at lea...

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Bibliographic Details
Main Authors Bewlay, Bernard Patrick, Gigliotti, Michael Francis Xavier, Rahmane, Mohamed, Kelly, Thomas Joseph, Weimer, Michael James, Sundaram, Sairam
Format Patent
LanguageEnglish
Published 27.07.2010
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Summary:Methods for making refractory crucibles capable of managing thermal stresses and suitable for melting highly reactive alloys, the method involving providing a crucible having at least a facecoat and a backing, heating at least one retaining ring, applying the at least one retaining ring about at least a portion of the backing of the crucible; and allowing the at least one retaining ring to cool and shrink-fit about the crucible.