Process for producing carbon/carbon composite having oxidation r

Details Process for producing carbon/carbon composite having oxidation r Process for producing carbon/carbon composite having oxidation r

1989-03-29

1991-09-03

Beck, Shrive

Coating processes

Coating by vapor, gas, or smoke

Carbon or carbide coating

4272552, 4272557, 4272481, 427113, C23C 1630

Patent

active

050453564

ABSTRACT:
A carbon/carbon composite having oxidation resistance is produced by filling the voids of a carbon/carbon composite comprising 10-70% by volume of carbon fibers and 5-90% by volume of a carbonaceous matrix and having a void percentage of 10-55%, with at least one of carbon and a ceramic by chemical vapor infiltration and then coating the deposit surface with a ceramic or both ceramic and carbon by chemical vapor deposition.

REFERENCES:
patent: 4476164 (1984-10-01), Veltri et al.
patent: 4580524 (1986-04-01), Lackey, Jr. et al.
patent: 4582751 (1986-04-01), Vasilos et al.
patent: 4668579 (1987-05-01), Strangman et al.

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