Filter catalyst

Details Filter catalyst Filter catalyst

2005-02-10

2009-11-24

Nguyen, Cam N (Department: 1793)

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Metal, metal oxide or metal hydroxide

C502S327000, C502S332000, C502S333000, C502S334000, C502S339000, C502S349000, C502S350000, C502S439000

Reexamination Certificate

active

07622419

ABSTRACT:
To provide a filter catalyst in which the closure of ventilation holes by a catalytic layer is inhibited. A filter catalyst of the present invention is characterized in that it has pores of 1-20 μm in a porosity of 11% or more. The filter catalyst of the present invention has an effect of being capable of inhibiting the rise of pressure loss when sufficient particulates deposit.

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