Patent ID: 8080283
Filing Date: 2011-12-20
Classification: C23C,F01D,Y10T

Abstract:
1. A method for providing a component with protection against sand related distress comprising the steps of: providing a substrate; depositing a layer of a yttria-stabilized zirconia material on the substrate; and forming a molten silicate resistant outer layer over the yttria-stabilized zirconia material, wherein said molten silicate resistant outer layer forming step comprises depositing a layer of an oxide selected from the group consisting of lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium, indium, hafnium, titanium, and mixtures thereof over the yttria-stabilized zirconia material.