Gas separation – Specific media material – Ceramic or sintered
Reexamination Certificate
2007-11-27
2007-11-27
Lawrence, Frank M. (Department: 1724)
Gas separation
Specific media material
Ceramic or sintered
C428S116000, C501S015000, C501S017000, C501S020000
Reexamination Certificate
active
10505612
ABSTRACT:
There is disclosed a sealing material for sealing a ceramic structure, the sealing material containing a ceramic component, an ordinary-temperature liquid component, and a suspending agent. In a method in which opening end portions of a large number of through channels3divided by partition walls2and extending in an axial direction in a honeycomb structure1including the through channels, the method comprises the steps of: sealing the opening end portions using the above-described sealing material. Sealed portions10are formed in the opening end portions of the through channels3by the sealing material. There are disclosed a sealing material, a sealing method for a honeycomb structure, and a sealed honeycomb structure in which less kinks are generated in the sealed portions, and a depth in each sealed portion fluctuates little.
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Lawrence Frank M.
NGK Insulators Ltd.
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