US 5418194
COATED INORGANIC FIBER REINFORCEMENT MATERIALS AND CERAMIC COMPOSITES COMPRISING THE SAME
Assignee
CORNING INCORPORATED
Filed
Apr 23, 1990
Granted
May 23, 1995
Location
CORNING NY US
Abstract
Inorganic reinforcing fibers provided with a multi-layer protective coating comprising a boron nitride sublayer and an oxide-based overcoating of alumina or synthetic mica, and fiber-reinforced ceramic matrix composite products incorporating the protectively-coated fibers, are disclosed. The fibers offer improved oxidation resistance and good compatibility with oxide-based glass and glass-ceramic composite matrix materials.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Nov 16, 1990
Rescinded
Sep 14, 1992
Duration
1 year, 10 months
Inventor
- 1STEVEN B. DAWES
Record Details
- Patent number
- US 5418194
- Application
- 07512393
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
Browse by Assignee
CORNING INCORPORATEDBack to patent indexSource: USPTO 35 USC §181 secrecy order records