Holding sealer and exhaust gas purifying device

Details Holding sealer and exhaust gas purifying device Holding sealer and exhaust gas purifying device

2011-05-31

2011-05-31

Bryant, David P (Department: 3726)

Metal working

Method of mechanical manufacture

Catalytic device making

C422S179000

Reexamination Certificate

active

07950148

ABSTRACT:
A holding sealer for an exhaust gas purifying device includes a sheet member including inorganic fibers and having a first surface and a second surface substantially facing each other and perpendicular to a direction of thickness of the sheet member. At least one of the first and second surfaces has a profile including projecting portions and depressed portions. The projecting and depressed portions of the profile have a maximum difference, h. The h satisfies about 0.4 mm≦h≦9 mm.

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