Patent ID: 8528208
Filing Date: 2013-09-10
Classification: C23C,F01D,F05B,F05D,Y02T,Y10T

Abstract:
1. A method of fabricating a component, the method comprising: forming one or more grooves in an outer surface of a substrate, wherein each of the one or more grooves has a base and a plurality of sidewalls and extends at least partially along the surface of the substrate; depositing a sacrificial filler within the one or more grooves; depositing a second filler on an uppermost surface of the sacrificial filler, wherein the second filler is comprised of a structural material and in contact with only the uppermost surface of the sacrificial filler and the plurality of sidewalls of the one or more grooves and wherein the second filler is not in contact with the base of each of the one or more grooves; disposing a coating over at least a portion of the outer surface of the substrate and over the second filler; and removing the sacrificial filler and removing a portion of the second filler from the one or more grooves, wherein at least a portion of the second filler remains within the one or more grooves, to define one or more channels for cooling the component.