Patent ID: 7914876
Filing Date: 2011-03-29
Classification: B01D,F01N,Y02T,Y10T

Abstract:
1. A honeycomb structure having a plurality of honeycomb segments each including porous partition walls that define a plurality of cells communicating with two end surfaces and an outer wall that surrounds the partition walls, the honeycomb segments being combined in a direction perpendicular to axial directions of the honeycomb segments, the outer walls of the honeycomb segments being integrally joined by a joint material, wherein the outer wall of each honeycomb segment has corners, a cell in contact with an inner surface of a portion of the outer wall having one of the corners is defined by a plurality of sides including two sides formed by the inner surface and two sides each having one end in contact with the inner surface, at least one of the plurality of the honeycomb segments has a section that is perpendicular to the axial direction of the honeycomb segment and has a square shape or a rectangular shape and an angle θ