Refractoryceramic composites and methods of making
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United States of America Patent
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Sep 1, 2015
Grant Date -
Dec 20, 2007
app pub date -
Dec 6, 2006
filing date -
Jun 16, 2006
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Abstract
A refractory ceramic composite having a fibrous ceramic core and a solid ceramic coating is provided. An intermediate for making refractory composite ceramics is also provided. The intermediate includes a reaction product of a refractory metal and a carbon based felt, wherein a quantity of the refractory metal present is stoichiometrically non-equivalent to a quantity of carbon present during the formation of the reaction product so that the reaction product comprises a ceramic based felt having free, unreacted refractory metal thereon.
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