Silicon carbide fibers essentially devoid of whiskers and...

Chemistry of inorganic compounds – Silicon or compound thereof – Binary compound

Reexamination Certificate

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C423S346000, C501S088000, C501S095100, C428S221000, C442S362000

Reexamination Certificate

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07041266

ABSTRACT:
Silicon carbide fibers are produced by mixing discontinuous isotropic carbon fibers with a silica source and exposing the mixture to a temperature of from about 1450° C. to about 1800° C. The silicon carbide fibers are essentially devoid of whiskers have excellent resistance to oxidation and excellent response to microwave energy, and can readily be formed into a ceramic medium employing conventional ceramic technology. The fibers also may be used for plastic and metal reinforcement.

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