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US Patent 11628400 Catalytically active particulate filter

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Contents

Is a
Patent
Patent
0

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
116284000
Patent Inventor Names
Stephanie Spiess0
Susanne Kunert0
Joerg-Michael Richter0
Martin Roesch0
Naina Deibel0
Jan Schoenhaber0
Date of Patent
April 18, 2023
0
Patent Application Number
169543230
Date Filed
December 14, 2018
0
Patent Citations
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US Patent 10344655 Exhaust gas purification catalyst
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US Patent 10357744 Exhaust gas purification device
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US Patent 10413886 Double-layer three-way catalyst with improved aging stability
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US Patent 10618034 Exhaust gas purification device
0
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US Patent 10814311 Exhaust gas purifying catalyst
0
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US Patent 10933373 Catalytically active particulate filter
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US Patent 11097260 Exhaust gas purification device
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US Patent 11179676 Catalytically active particulate filter
...
Patent Primary Examiner
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Devon C. Kramer
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CPC Code
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F01N 2510/06
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B01D 53/945
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B01D 53/9468
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B01D 53/9454
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B01D 2255/1021
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B01D 2255/1023
0
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B01D 2255/1025
0
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B01D 2255/2061
0
...

The present invention relates to a particulate filter which comprises a wall-flow filter of length L and two different catalytically active coatings Y and Z, wherein the wall flow filter comprises channels E and A that extend in parallel between a first and a second end of the wall-flow filter and are separated by porous walls which form the surfaces O

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