Multilayer mats for use in pollution control devices

Details Multilayer mats for use in pollution control devices Multilayer mats for use in pollution control devices

2004-04-14

2009-06-23

Griffin, Walter D (Department: 1797)

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Waste gas purifier

C422S171000, C422S177000, C422S180000, C422S174000, C123S519000, C252S37800R, C427S376100, C427S402000, C427S419100, C428S057000, C428S077000

Reexamination Certificate

active

07550118

ABSTRACT:
Multilayer mats, pollution control devices containing the multilayer mats, and methods of making the multilayer mats are provided. The multilayer mats include a non-intumescent layer sandwiched between two intumescent layers. The outer layers of the mats contain intumescent materials.

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