ClassID:

242346

Y10S502/52713 - CPC Classification

Classification description:

Catalyst, solid sorbent, or support therefor: product or process of making; Plural layers on a support, each layer having a distinct function More than two overlapping layers

Recent Application in this class:
#1
20190255485
2019-08-22

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#2
20170087512
2017-03-30

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#3
20150298059
2015-10-22

Catalysed soot filter for treating the exhaust gas of a compression ignition engine

#4
20150224478
2015-08-13

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#5
20140301923
2014-10-09

Selective catalytic reduction catalyst system

#6
20140274665
2014-09-18

Selective catalytic reduction catalyst system

#7
20140271422
2014-09-18

Selective catalytic reduction catalyst system

#8
20140178273
2014-06-26

Ammonia oxidation catalyst system

#9
20140171301
2014-06-19

Gas purifying catalyst for internal combustion engine

#10
20140161695
2014-06-12

Diesel oxidation catalyst comprising palladium, gold and ceria

#11
20140140911
2014-05-22

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#12
20140113807
2014-04-24

Exhaust emission control catalyst

#13
20140065044
2014-03-06

Ammonia oxidation catalyst, exhaust gas purification device using same, and exhaust gas purification method

#14
20140057776
2014-02-27

Exhaust gas purification catalyst

#15
20140044635
2014-02-13

Ammonia oxidation catalyst, exhaust gas purification device using same, and exhaust gas purification method

#16
20130310248
2013-11-21

Double layered exhaust gas purification catalyst

#17
20130287660
2013-10-31

Three-way catalyst having an upstream single-layer catalyst

#18
20130280150
2013-10-24

Catalytically active particulate filter and use thereof

#19
20130189173
2013-07-25

Lean HC conversion of TWC for lean burn gasoline engines

#20
20120202683
2012-08-09

Layered catalyst

#21
20120128557
2012-05-24

Three-way catalyst having an upstream single-layer catalyst

#22
20120040824
2012-02-16

Exhaust gas-purifying catalyst

#23
20110217216
2011-09-08

Carbon monoxide conversion catalyst

#24
20110212008
2011-09-01

Catalyzed soot filter

#25
20110107752
2011-05-12

Small engine layered catalyst article and method of making