Stock material or miscellaneous articles – Structurally defined web or sheet – Honeycomb-like
Reexamination Certificate
2006-03-07
2011-10-18
Baldwin, Gordon R (Department: 1784)
Stock material or miscellaneous articles
Structurally defined web or sheet
Honeycomb-like
C055S523000
Reexamination Certificate
active
08039085
ABSTRACT:
There is provided a honeycomb structure10comprising a honeycomb segment joined body10having a plurality of honeycomb segments2integrally joined with one another at a joint face of each of the honeycomb segments by means of a bonding material layer9and having a plurality of cells5functioning as fluid passages disposed in parallel with one another in a direction of central axis. Porosity in an outside portion of the bonding material layer9(portion from the interface of the joint face of honeycomb segments to the point corresponding to 20% thickness of the total bonding material layer) is smaller than that in the central portion located on the inner side of the outside portion.
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Ichikawa Syuichi
Iwata Koichi
Masukawa Naoshi
Watanabe Atsushi
Baldwin Gordon R
NGK Insulators Ltd.
Oliff & Berridg,e PLC
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