Patent ID: 6283356
Filing Date: 2001-09-04
Classification: B23K,B23P,F01D,F05D,Y10T

Abstract:
A method for repairing a recess, having a recess surface, in an article surface of an article, comprising the steps of:providing a first metallic powder having a first melting temperature;providing a second metallic powder having a second melting temperature lower than the first melting temperature;disposing the first powder in the recess by applying pressure to the first powder to press the first powder into the recess substantially to fill the recess at least to the article surface;disposing the second powder over the first powder in an amount that will fill the recess at least to the article surface after melting and flowing the second powder into the recess;heating the first and second powders to a treatment temperature at least at the second melting temperature and less than the first melting temperature for a time sufficient to melt the second powder, to flow the second powder into the recess about the first powder, and to bond the second powder to the recess surface; and,cooling to provide a repair material in the recess.