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7244467 |
Process for a beta-phase nickel aluminide overlay coating
A process for forming a beta-phase nickel aluminide (NiAl) overlay coating that is suitable for use as a bond coat for a thermal barrier coating (TBC). The overlay coating is deposited by a method...
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7150922 |
Beta-phase nickel aluminide overlay coatings and process therefor
A beta-phase nickel aluminide (NiAl) overlay coating ( 24 ) and method for modifying the grain structure of the coating ( 24 ) to improve its oxidation resistance. The coating ( 24 ) is deposited...
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7090894 |
Bondcoat for the application of TBC's and wear coatings to oxide ceramic matrix
A bond coat composition is provided for applying to the surface of a ceramic composite component between the composite substrate and the thermal barrier coat. The composition includes an alumina...
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6825101 |
Methods for annealing a substrate and article produced by such methods
A method of this invention includes annealing at least one region of a substrate with a short pulse of particles. The particles can be electrons, protons, alpha particles, other atomic or molecular...
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6817860 |
Catalytic combustor with improved light-off characteristics
A catalytic combustor includes a plurality of channels formed by corrugated and flat strips, some of the channels being coated with a catalyst and others being uncoated. In the vicinity of the...
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6759151 |
Multilayer article characterized by low coefficient of thermal expansion outer layer
A multilayer article comprises a substrate comprising a ceramic or a silicon-containing metal alloy. The ceramic is a Si-containing ceramic or an oxide ceramic with or without silicon. An outer...
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6733908 |
Multilayer article having stabilized zirconia outer layer and chemical barrier layer
A multilayer article includes a substrate that includes at least one of a ceramic compound and a Si-containing metal alloy. An outer layer includes stabilized zirconia. Intermediate layers are...
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6706325 |
Article protected by a thermal barrier coating system and its fabrication
An article protected by a thermal barrier coating system is fabricated by providing an article substrate having a substrate surface, thereafter depositing a bond coat on the substrate surface, the...
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6682827 |
Nickel aluminide coating and coating systems formed therewith
A protective overlay coating for articles used in hostile thermal environments, and particularly for use as a bond coat for a thermal barrier coating deposited on the coating. The coating is...
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6536109 |
Method for extending the life of attachments that attach blades to a rotor
A method for extending the life of the attachments that attach blades to rotors, particularly for aerojet engines. Such a method is notable in that it employs intensive ultrasonic peening of the...
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6508093 |
Method and apparatus for ultrasonic peening of annular recesses for the attachment of blades to a rotor
The invention relates to a method for the ultrasonic peening of annular recesses for the attachment of blades to a rotor rim, these recesses including a blade introduction opening. According to the...
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6505489 |
Method and apparatus for ultrasonic peening of axial recesses for the attachment of blades to a rotor
The invention relates to an apparatus and to a method for the surface treatment and compressive prestressing by peening of a wall of at least one oblong cavity formed in a part, said cavity opening...
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6490899 |
Method and apparatus for peening tops of cooled blades
A method for peening the tops of cooled blades which include cooling air passage orifices. Peening is performed by mobilization of a plurality of beads in a sealed chamber containing at least one...
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