CPC B01J 35/04 (2013.01) [B01D 46/247 (2013.01); B01D 46/2474 (2013.01); B01D 46/2482 (2021.08); B01D 46/2484 (2021.08); B01D 53/885 (2013.01); B28B 3/269 (2013.01); C04B 38/0009 (2013.01); B01D 2255/92 (2013.01); C04B 2111/0081 (2013.01); F01N 2330/48 (2013.01); F01N 2330/60 (2013.01)] | 22 Claims |
1. A honeycomb body comprising:
a plurality of intersecting porous walls comprised of a plurality of radially-extending walls and a plurality of circumferentially-extending walls, wherein the intersecting porous walls are comprised of a porous ceramic material;
a central region centrally located on an end face of the honeycomb body;
wherein at least some of the radially-extending walls extend continuously from the central region of the honeycomb body to a peripheral skin of the honeycomb body;
wherein the plurality of radially-extending walls and the plurality of circumferentially-extending walls form a plurality of circumferential zones of cells; and
wherein the plurality of circumferential zones of cells comprises:
a first zone of cells comprising two or more circumferential rings of cells, each of the two or more circumferential rings of cells of the first zone of cells having a first cell density; and
a second zone of cells comprising two or more circumferential rings of cells having varying cell densities across the two or more circumferential rings of cells.
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