Stock material or miscellaneous articles – Composite – Of quartz or glass
Patent
1982-11-01
1987-11-03
Lovering, Richard D.
Stock material or miscellaneous articles
Composite
Of quartz or glass
277 96, 277 962, 415174, 418178, 418179, 428446, B32B 516, B32B 904, B32B 1706, F04D 2908
Patent
active
047043326
ABSTRACT:
A composite material suitable for use as an abradable seal is described. The seal comprises a high temperature stable fiber reinforced glass or glass-ceramic matrix base having at least one layer of abradable ceramic material, plasma sprayed or bonded to it. The ceramic abradable layer has a working temperature up to at least 3000.degree. F. (1648.degree. C.) and is oxidatively stable. The abradable seal has particular utility in a gas turbine engine.
REFERENCES:
patent: 3053694 (1962-09-01), Daunt et al.
patent: 4247249 (1981-01-01), Siemers
patent: 4263367 (1981-04-01), Prewo
patent: 4289446 (1981-09-01), Wallace
Rose et al.: "The Condensed Chemical Dictionary", Sixth Edition, Reinhold Publ. Corp., New York, 1961, p. 769.
Brennan John J.
Novak Richard C.
Cohen Alan C.
Lovering Richard D.
United Technologies Corporation
LandOfFree
Lightweight fiber reinforced high temperature stable glass-ceram does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Lightweight fiber reinforced high temperature stable glass-ceram, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lightweight fiber reinforced high temperature stable glass-ceram will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1674085