Stress relieved metal/ceramic abradable seals and deformable metal substrate therefor
 Metal/ceramic abradable seals of the type used in jet aircraft are improved by using a substrate which is able to deform during cooling from the brazing temperature and then rendering the substrate rigid after the cool down. 
Union Carbide Corporation
C Y Y Y C C F C C C C Y C Y
C04B Y10S Y10S Y02T C04B C04B F01D C04B C04B C04B C04B Y10T C04B Y10S
additional additional additional additional inventional additional inventional inventional additional additional additional additional additional additional
Raymond V.
Sara