Patent ID: 6497922
Filing Date: 2002-12-24
Classification: C23C,Y10T

Abstract:
A method of coating a surface comprising the steps of:(a) providing a powder of at least one of a ceramic compound of the general formula (I): M2X1Z1 â€ƒâ€ƒ(I) wherein M is at least one transition metal, X is an element selected from the group consisting of Si, Al, Ge, Pb, Sn, Ga, P, S, In, As, Tl and Cd, and Z is a non-metal selected from the group consisting of carbon and nitrogen; and a ceramic compound of the general formula (II):M3X1Z2 â€ƒâ€ƒ(II) wherein M is at least one transition metal, X is at least one of Al, Ge, and Si, and Z is at least one of carbon and nitrogen;(b) roughening the surface; and (c) thermal spraying the powder of the at least one compound onto the surface; whereby a coating having at least one of corrosion-resistant, oxidation-resistant or wear-resistant properties, results on the surface.