Patent ID: 7736700
Filing Date: 2010-06-15
Classification: B23P,C23C,F01D,F05D,Y10T

Abstract:
1. A method for producing a layer system on a component, comprising: providing a substrate including a recess; filling the recess with a first material and an agent for reducing the melting point of the first material; forming a local coating by applying a second, metallic material in the region of the filled recess; performing a removal heat treatment during which the second, metallic material reacts with the agent for reducing the melting point of the first material, thereby extracting said agent; covering the region of the filled recess with a base coating comprising MCrAlX alloy; wherein extracting the agent inhibits diffusion of the agent into the base coating; wherein M is an element selected from the group consisting of: iron, cobalt, and nickel; and wherein X is yttrium or a rare earth element.