Heat insulating member for end cone portion of exhaust gas...

Details Heat insulating member for end cone portion of exhaust gas... Heat insulating member for end cone portion of exhaust gas...

2006-01-18

2008-10-28

Edwards, N (Department: 1794)

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Waste gas purifier

C422S180000, C422S221000, C502S241000, C501S095100, C442S388000

Reexamination Certificate

active

07442347

ABSTRACT:
A heat insulating member for an end cone portion of an exhaust gas conversion apparatus is formed by laminating sheets each made of alumina-silica based ceramic fibers to form a matte and subjecting the matte to needling in a lamination direction of the sheets, in which a composition of the ceramic fiber used in the matte is alumina:silica=60-80:40-20.

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