Coating methods, coating products and coated articles

Details Coating methods, coating products and coated articles Coating methods, coating products and coated articles

1998-11-18

2000-08-15

Jenkins, Daniel J.

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Making composite or hollow article

419 38, B22F 312, B22F 704

Patent

active

061031860

ABSTRACT:
Abradable coatings for turbine engine shrouds are formed from biscuits formed of silicon-diffused powdered alloy compositions which are processed with an HE precursor to strip oxides from the coating during processing, the alloy blends comprising MCrAl(Y).sub.n alloys in which n is 0, 1 or more.

REFERENCES:
patent: 5883314 (1999-03-01), Sievers et al.
patent: 5916518 (1999-12-01), Chesnes
patent: 5997604 (1999-12-01), Rafferty et al.

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