Processing of carbon/carbon composites using supercritical fluid technology
US5035921A · kind A · utility
14Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 19, 1988 |
| Grant date | Jul 30, 1991 |
| Priority date | — |
| Expiry date | Jan 19, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B41/87
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for improving the oxidation resistance of carbon or graphite fiber reinforced carbon composites includes infiltrating the structure with a ceramic precursor-laden supercritical fluid, depositing the ceramic precursor within the internal porosity and pyrolyzing the precursor material in situ.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.