Patent ID: 7473456
Filing Date: 2009-01-06
Classification: B01D,C04B,F01N,Y02T,Y10T

Abstract:
1. A honeycomb structure comprising: a honeycomb segment joined body having a plurality of honeycomb segments joined integrally at respective joining surfaces via a joining material layer; and an outer peripheral coating layer covering an outer peripheral surface of the honeycomb segment joined body, the honeycomb structure having such a structure that a plurality of cells acting as fluid passageways are disposed in parallel to each other in a direction of a center axis; wherein sides of a cross-sectional shape of said plurality of honeycomb segments taken in a direction perpendicular to the center axis direction having at least one curvature, and wherein the sides of the cross-sectional shapes perpendicular to the center axis direction of the honeycomb segments adjacent to each other are formed of a complementary set of a recess and a projection.