Metal treatment – Compositions – Heat treating
Patent
1975-08-27
1977-08-23
Dean, R.
Metal treatment
Compositions
Heat treating
75171, C22C 1905
Patent
active
040438414
ABSTRACT:
A refractory composite material usable in making gas-turbine blades for aviation applications. The composite material comprises a nickel-based superalloy matrix containing cobalt, aluminum in the form of a Ni.sub.3 Al precipitate, and tungsten, and a reinforcing phase of oriented monocrystalline niobium carbide fibers formed in situ during production, by unidirectional solidification. The composition of the composite material by weight expressed in percent is:
REFERENCES:
patent: 3677835 (1972-07-01), Tien et al.
patent: 3799769 (1974-03-01), Tarshis et al.
Bibring Herve
Khan Tasadduq
Rabinovitch Maurice
Stohr Jean-Francois
Trottier Jean-Pierre
Dean R.
Dubno Herbert
O.N.E.R.A. - Office National d'Etudes et de Recherches Aerospati
Ross Karl F.
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