Honeycomb structure

Stock material or miscellaneous articles – Structurally defined web or sheet – Honeycomb-like

Reexamination Certificate

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Details

C428S188000, C428S192000, C428S073000, C428S034400, C428S689000, C502S439000

Reexamination Certificate

active

07037567

ABSTRACT:
A honeycomb structure includes a plurality of honeycomb segments each having a number of throughholes divided from each other by partition walls and extending in the axial direction of honeycomb segment, wherein the honeycomb segments are bonded at their surfaces parallel to the axial direction to form an integrated body, such that the honeycomb segments comprise those honeycomb segments in which the outer portion 6 has a larger per-unit-volume heat capacity than the central portion does.

REFERENCES:
patent: 3505158 (1970-04-01), Murray
patent: 4233351 (1980-11-01), Okumura et al.
patent: 4335783 (1982-06-01), McBrayer et al.
patent: 5914187 (1999-06-01), Naruse et al.
patent: 2002/0197193 (2002-12-01), Harada et al.
patent: 2003/0053940 (2003-03-01), Harada et al.
patent: A 0816 065 (1998-01-01), None
patent: A 54-150406 (1979-11-01), None
patent: A 55-147154 (1980-11-01), None
patent: B2 61-51240 (1986-11-01), None
patent: U 06-47617 (1994-06-01), None
patent: A 8-28246 (1996-01-01), None
patent: A 11-114338 (1999-04-01), None
patent: A 2000-279728 (2000-10-01), None
patent: A 2001-162119 (2001-06-01), None
patent: WO 01/51173 (2001-07-01), None
Gulati “Strength and Thermal Shock Resistance of Segmented Wall-Flow Diesel Filters”, SAE Technical Paper Series, pp. 11-18.

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