Patent ID: 7055733
Filing Date: 2006-06-06
Classification: B23K,B32B,C04B,H01M,Y02E,Y02P

Abstract:
1. A method of manufacturing metal-to-ceramic seals comprising the steps of: a) providing an alumina forming metal part selected from the group consisting of high temperature stainless steels and high temperature superalloys, b) providing a ceramic part, c) providing a braze material in between said alumina forming metal part and said ceramic part, said braze containing braze temperature modifying agents, wherein said braze temperature modifying agents are selected from braze temperature raising agents selected from the group consisting of Pd. Pt, and combinations thereof, and braze temperature lowering agents selected from the group consisting of V d) heating said alumina forming metal part, braze material, and ceramic part in an oxidizing atmosphere.