Patent ID: 6179610
Filing Date: 2001-01-30
Classification: F27D

Abstract:
A pair of insulating composite refractory tiles for placement together about a fluid-cooled member of a metallurgical furnace, each tile comprising:a cast refractory shell adapted to be disposed about an exterior surface of the fluid-cooled member, said shell having an inner face and an opposed outer face, opposed end walls, and edge walls extending between said end walls;attaching means embedded within said cast refractory shell and extending for contacting the exterior surface of the fluid-cooled member;said inner face of the shell having portions immediately surrounding the attaching means and adjacent each end wall of the tile for contacting the exterior surface of the fluid-cooled member, and a major remaining portion of the inner face configured to be spaced from the exterior surface of the fluid-cooled member and defining a hollow,at least one of said edge walls configured to be complimentary to at least one of the edge walls of the other of said pair of tiles; anda ceramic fiber blanket filling said hollow for contacting the exterior surface of the fluid cooled member.