Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Reexamination Certificate
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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Okawara Seiji
Oki Daisuke
Tsuji Makoto
Cataler Corporation
Nguyen Cam N
Oliff & Berridg,e PLC
Toyota Jidosha & Kabushiki Kaisha
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