METHODS OF COATING CARBON/CARBON COMPOSITE STRUCTURES
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United States of America Patent
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Issued Date -
Sep 11, 2008
app pub date -
Mar 9, 2007
filing date -
Mar 9, 2007
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Abandoned
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Abstract
Embodiments of a method of preparing a coated C/C composite structure comprises the steps of: providing a C/C composite structure; applying a silicon based composition over the C/C composite structure by physical vapor deposition; forming a first layer comprising silicon carbide over the C/C composite by annealing the silicon based composition and the C/C composite at an annealing temperature; and applying a second layer comprising boron over the first layer by physical vapor deposition.
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