ClassID:

30418

B01D2255/402 - CPC Classification

Classification description:

Catalysts; Mixed oxides Perovskites

Recent Application in this class:
#1
20260115660
2026-04-30

GAS DECOMPOSITOIN CATALYST, METHOD OF DECOMPOSING NITROUS OXIDE GAS USING THE SAME, AND SCRUBBER SYSTEM FOR DECOMPOSING NITROUS OXIDE GAS USING THE SAME

#2
20250332574
2025-10-30

CATALYST SYSTEM FOR REMOVING PERFLUORINATED COMPOUNDS AND NITROUS OXIDE

#3
20250332542
2025-10-30

GAS PROCESSING APPARATUS USING CATALYST

#4
20240238763
2024-07-18

PREPARATION METHOD FOR LA1-XMN1+XO3

#5
20230381715
2023-11-30

CARBON DIOXIDE RECOVERY SYSTEM

#6
20230330646
2023-10-19

Method for making functional structural body

#7
20230302405
2023-09-28

COMPLETE OXIDATION CATALYSTS FOR DILUTE ALKANES

#8
20230256422
2023-08-17

COMPLEX OXIDES FOR REACTIVE OXYGEN SEPARATION AND RELATED APPLICATIONS

#9
20230241585
2023-08-03

Surface-modified ceria-zirconia mixed oxide compound for gasoline exhaust

#10
20230009052
2023-01-12

STRUCTURED CATALYST FOR OXIDATION FOR EXHAUST GAS PURIFICATION, METHOD FOR PRODUCING SAME, AUTOMOBILE EXHAUST GAS TREATMENT DEVICE, CATALYTIC MOLDING, AND GAS PURIFICATION METHOD

#11
20220355275
2022-11-10

HEAT-RESISTANT RUTHENIUM COMPOSITE AND USE THEREOF AS CATALYST FOR NOX STORAGE AND REDUCTION

#12
20220080391
2022-03-17

Organic material decomposition catalyst and organic material decomposition apparatus

#13
20210402378
2021-12-30

Exhaust-gas purification catalyst and exhaust-gas treatment apparatus

#14
20210053030
2021-02-25

Supported catalyst for organic substance decomposition and organic substance decomposition device

#15
20210016259
2021-01-21

Supported catalyst for organic substance decomposition and organic substance decomposing apparatus

#16
20210008533
2021-01-14

NANO-SIZED FUNCTIONAL BINDER

#17
20200406245
2020-12-31

Honeycomb-structured catalyst for organic substance decomposition and organic substance decomposing apparatus

#18
20200406236
2020-12-31

Catalyst for organic substance decomposition and organic substance decomposing apparatus

#19
20200316568
2020-10-08

Manganese oxide-lanthanum manganate-PGM composites for TWC applications

#20
20200306730
2020-10-01

Active perovskite-type catalysts stable to high temperature aging for gasoline exhaust gas applications

#21
20200114339
2020-04-16

Structured catalyst for oxidation for exhaust gas purification, method for producing same, automobile exhaust gas treatment device, catalytic molding, and gas purification method

#22
20200108374
2020-04-09

Functional structural body and method for making functional structural body

#23
20200070130
2020-03-05

Organic matter decomposition catalyst, organic matter decomposition aggregate, and organic matter decomposition apparatus

#24
20180334939
2018-11-22

ELECTRIC HEATERS COMPRISING CORROSION RESISTANT METALS AND SELECTIVE CATALYTIC REDUCTION DEVICES UTILIZING THE SAME

#25
20180008973
2018-01-11

Nano-sized functional binder

#26
20170312742
2017-11-02

Methods and materials for direct NOx decomposition in lean exhaust gases

#27
20170312689
2017-11-02

EXHAUST GAS TREATMENT DEVICE, GAS TURBINE COMBINED CYCLE POWER GENERATION SYSTEM, GAS ENGINE POWER GENERATION SYSTEM AND EXHAUST GAS TREATMENT METHOD

#28
20170266644
2017-09-21

Exhaust gas purification catalyst

#29
20170232387
2017-08-17

Perovskite based oxygen storage materials

#30
20170209854
2017-07-27

Exhaust gas-purifying catalyst

#31
20170122158
2017-05-04

Diesel particulate filter coated with selective catalytic reduction and exhaust gas aftertreatment system including the same

#32
20160136618
2016-05-19

Sulfur-Resistant Synergized PGM Catalysts for Diesel Oxidation Application

#33
20160123920
2016-05-05

Nitrogen oxide decomposition material and use thereof

#34
20160001230
2016-01-07

Exhaust gas treating catalyst and exhaust gas purification apparatus using the same

#35
20160001228
2016-01-07

Perovskite with an ovlerlayer SCR component as an ammonia oxidation catalyst and a system for exhaust emission control on diesel engines

#36
20160001221
2016-01-07

Composite oxygen transport membrane

#37
20150273394
2015-10-01

Catalyst system for treating NOand particle-containing diesel exhaust gas

#38
20150217275
2015-08-06

Exhaust gas purification catalyst, exhaust gas purification monolith catalyst, and method for producing exhaust gas purification catalyst

#39
20140364303
2014-12-11

Systems and methods for using Pd in a TWC

#40
20140356243
2014-12-04

Systems and methods for providing ZPGM perovskite catalyst for diesel oxidation applications

#41
20140311346
2014-10-23

Composite oxygen transport membrane

#42
20140301931
2014-10-09

System and method for two and three way mixed metal oxide ZPGM catalyst

#43
20140271393
2014-09-18

Methods for variation of support oxide materials for ZPGM oxidation catalysts and systems using same

#44
20140147341
2014-05-29

Layered composite oxide, oxidation catalyst, and diesel particulate filter

#45
20140141966
2014-05-22

Exhaust gas purifying catalyst and production process thereof

#46
20130156978
2013-06-20

Composite oxygen transport membrane

#47
20130111876
2013-05-09

Low cost lean NOreduction catalyst system

#48
20120304624
2012-12-06

Non-stoichiometric perovskite oxide oxidation catalyst for oxidizing NO to NO

#49
20120269709
2012-10-25

Hybrid reactor with two reaction zones

#50
20120180453
2012-07-19

Sulfur-tolerant perovskite NOoxidation catalysts

#51
20120159935
2012-06-28

Perovskite-based catalysts, catalyst combinations and methods of making and using the same

#52
20120159927
2012-06-28

Perovskite oxide compounds for use in exhaust aftertreatment systems

#53
20120134907
2012-05-31

Coated perovskite-based catalysts, catalyst combinations and methods of treating a gas stream

#54
20120107188
2012-05-03

Exhaust gas purifying catalyst and production process thereof

#55
20120060472
2012-03-15

Catalyst materials for NOoxidation in an exhaust aftertreatment system that uses passive ammonia SCR

#56
20120047874
2012-03-01

Bi-functional catalyst materials for lean exhaust NOreduction

#57
20120042631
2012-02-23

CATALYST MATERIALS FOR AMMONIA OXIDATION IN LEAN-BURN ENGINE EXHAUST

#58
20120014841
2012-01-19

Exhaust gas treating catalyst and exhaust gas purification apparatus using the same

#59
20110207601
2011-08-25

Exhaust gas-purifying catalyst

#60
20110200515
2011-08-18

Catalyst containment unit

#61
20110138777
2011-06-16

Diesel engine exhaust treatment system and method including a platinum group metal trapping device

#62
20110083936
2011-04-14

Process and Facility for Removing One or More Compounds

#63
20110076212
2011-03-31

Methods and systems for oxidizing nitric oxide in a gas stream

#64
20110070139
2011-03-24

Catalyst combinations and methods and systems for oxidizing nitric oxide in a gas stream

#65
20100233045
2010-09-16

Sulfur tolerant perovskite supported catalysts

#66
20100227758
2010-09-09

Alumina-Based Perovskite Catalysts and Catalyst Supports

#67
20100209326
2010-08-19

PEROVSKITE CATALYST SYSTEM FOR LEAN BURN ENGINES

#68
20100086458
2010-04-08

Method and architecture for oxidizing nitric oxide in exhaust gas from hydrocarbon fuel source with a fuel lean combustion mixture

#69
20100048383
2010-02-25

Close coupled catalyst for purification of exhaust gas and the preparation thereof

#70
20090324470
2009-12-31

Process for Optimizing the Catalytic Activity of a Perovskite-Based Catalyst

#71
20090286680
2009-11-19

Exhaust Gas Purification Catalyst and Exhaust Gas Purification Catalyst Member

#72
20090286677
2009-11-19

Exhaust gas purifying catalyst

#73
20090264283
2009-10-22

Stabilized Iridium and Ruthenium Catalysts

#74
20090263300
2009-10-22

Stabilized Iridium and Ruthenium Catalysts

#75
20090253574
2009-10-08

Catalyst

#76
20090241514
2009-10-01

CATALYTIC CONVERTER FOR THE TREATMENT OF COMBUSTION EXHAUST GASES

#77
20090208396
2009-08-20

Alumina-Based Perovskite Catalysts and Catalyst Supports

#78
20090208383
2009-08-20

Exhaust gas purification device for internal combustion engine

#79
20090192033
2009-07-30

Method of producing oxidation catalyst for cleaning exhaust gas

#80
20090148355
2009-06-11

OXIDATION CATALYST APPARATUS FOR PURIFYING EXHAUST GAS

#81
20090139400
2009-06-04

Diffuser For Exhaust Gas Cleaning Systems

#82
20090131252
2009-05-21

Catalyst Composition

#83
20090131251
2009-05-21

EXHAUST GAS-PURIFYING CATALYST

#84
20090023580
2009-01-22

Catalyst Composition

#85
20080254977
2008-10-16

Catalyst for exhaust gas purification and exhaust gas purification apparatus

#86
20080182746
2008-07-31

Exhaust gas-purifying catalyst

#87
20080156699
2008-07-03

Process and facility for removing one or more compounds

#88
20080095687
2008-04-24

Oxidation catalyst for purifying exhaust gas

#89
20070292329
2007-12-20

Method for Producing Noble Metal-Containing Heat-Resistant Oxide

#90
20070249497
2007-10-25

Catalyst composition

#91
20070213208
2007-09-13

Perovskite-type composite oxide, catalyst composition and method for producing perovskite-type composite oxide

#92
20070196246
2007-08-23

Diesel particulate filter and exhaust emission control system

#93
20070155623
2007-07-05

Purification catalyst for exhaust gas, production method therefor, and purification catalyst device for automobile exhaust gas

#94
20070077190
2007-04-05

Porous honeycomb structure and exhaust gas cleanup device using the same

#95
20070039295
2007-02-22

Exhaust gas cleanup system

#96
20070021294
2007-01-25

Exhaust gas-purifying catalyst

#97
20070006578
2007-01-11

Apparatus for removing particulate matter

#98
20060257305
2006-11-16

Alumina-based perovskite catalysts and catalyst supports

#99
20060223694
2006-10-05

Perovskite catalyst system for lean burn engines

#100
20060018815
2006-01-26

Perovskite complex oxide and catalyst

#101
20050266986
2005-12-01

Catalyst for clarifying exhaust gas

#102
20050255993
2005-11-17

Method for producing exhaust gas purifying catalyst

#103
20050233897
2005-10-20

Catalyst for exhaust gas purification

#104
20050226798
2005-10-13

Oxygen sorbent compositions and methods of using same

#105
20050221979
2005-10-06

Purification catalyst for exhaust gas

#106
20050187099
2005-08-25

Purification catalyst for exhaust gas, production method therefor, and purification catalyst device for automobile exhaust gas

#107
20050049143
2005-03-03

Exhaust gas treatment catalyst and exhaust gas treatment method

#108
14620354
2016-06-14

Carbon dioxide decomposition