Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Reexamination Certificate
2006-11-21
2006-11-21
Nguyen, Cam N. (Department: 1754)
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Metal, metal oxide or metal hydroxide
C502S242000, C502S247000, C502S252000, C502S261000, C502S262000, C502S263000, C502S309000, C502S312000, C502S313000, C502S327000, C502S328000, C502S332000, C502S333000, C502S334000, C502S339000, C502S341000, C502S349000, C502S350000, C502S351000, C502S354000, C502S355000, C502S407000, C502S415000, C502S439000, C502S527120, C502S527130
Reexamination Certificate
active
07138358
ABSTRACT:
A catalyzed diesel particulate matter exhaust filter with improved diesel particulate matter oxidation activity and thermal stability including a porous filter substrate for filtering the diesel particulate matter washcoated with high surface area support alumina, titania, silica and zirconia promoted with one of ceria, lanthanum oxide, tungsten oxide, molybdem oxide, tin oxide for catalytic materials which includes an alkaline earth metal vanadate, and a precious metal
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Bar-llan Amiram
Dang Zhongyuan
Huang Yinyan
Cox Scott R.
Nguyen Cam N.
Simunic Joan L.
Sud-Chemie Inc.
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