A ceramic filter assembly (9) which is enhanced in exhaust gas treating efficiency, and which is integrated by bonding together via ceramic seal material layers (15) the outer peripheral surfaces of a plurality of filters (F1) each consisting of a porous ceramic sintered body, the seal material layer (15) having a thickness of 0.3 mm to 3 mm and a thermal conductivity of 0.1 W/mK to 10 W/mK.
