ClassID:

30379

B01D2255/1026 - CPC Classification

Classification description:

Catalysts; Noble metals or compounds thereof; Platinum group metals Ruthenium

Recent Application in this class:
#1
20260115662
2026-04-30

METHOD FOR CONTROLLING SEMICONDUCTOR PROCESS ENVIRONMENT

#2
20260048384
2026-02-19

CATALYTICALLY ACTIVE COMPOSITION CONTAINING RUTHENIUM FOR CATALYSTS FOR THE EXHAUST-GAS AFTERTREATMENT

#3
20260034537
2026-02-05

MOLDING CATALYST FOR HYDROGEN CHLORIDE OXIDATION REACTION, AND METHOD FOR PRODUCING SAME

#4
20250381520
2025-12-18

ABATEMENT APPARATUS AND METHOD

#5
20250091003
2025-03-20

NITROUS OXIDE DECOMPOSITION METHOD AND NITROUS OXIDE DECOMPOSITION DEVICE

#6
20240351015
2024-10-24

METHOD OF REGENERATING NITROUS OXIDE-DECOMPOSING CATALYST AND METHOD OF DECOMPOSING NITROUS OXIDE

#7
20240327574
2024-10-03

POLYIMIDE COPOLYMERS AND MEMBRANES, PREPARATION METHODS AND USES THEREOF AS WELL AS SYSTEMS AND METHODS FOR PURIFYING HELIUM GAS

#8
20240115987
2024-04-11

ENHANCED CO2 ADSORPTION USING TRANSITION METALS SUCH AS RU AND NI AND THEIR OXIDES IN COMBINATION WITH ALKALINE METAL OXIDES AND HIGH SURFACE AREA CARRIERS

#9
20240091704
2024-03-21

FIRED EQUIPMENT EXHAUST RECOVERY SYSTEM

#10
20240017245
2024-01-18

METHOD FOR PREPARING NOX STORAGE-REDUCTION CATALYST ARTICLE COMPRISING RUTHENIUM COMPOSITE, AND EXHAUST TREATMENT SYSTEM COMPRISING SAME

#11
20230381715
2023-11-30

CARBON DIOXIDE RECOVERY SYSTEM

#12
20230374925
2023-11-23

HEATING CARRIER, AND EXHAUST GAS REDUCTION CARRIER HAVING HEATING CARRIER

#13
20230330649
2023-10-19

MSECT-4 molecular sieves with off and ERI topologies, preparation method therefor, and applications thereof

#14
20230265772
2023-08-24

Exhaust system for an ammonia-burning combustion engine

#15
20230264178
2023-08-24

PROPANE GAS REMOVAL MATERIAL

#16
20230211322
2023-07-06

HIGHLY CHLORINE- AND WATER-RESISTANT CATALYST, PREPARATION METHOD THEREFOR AND USE THEREOF

#17
20230072554
2023-03-09

MOLDING CATALYST FOR HYDROGEN CHLORIDE OXIDATION REACTION, AND METHOD FOR PRODUCING SAME

#18
20230020768
2023-01-19

Hydrocarbon reclamator

#19
20230001387
2023-01-05

CATALYST FOR SIMULTANEOUSLY INHIBITING EMISSION OF AMMONIA AND NITROUS OXIDE

#20
20220355275
2022-11-10

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

#21
20220054977
2022-02-24

Structured monolith catalyst for reducing NOX emission in flue gas, preparation method and applications thereof

#22
20210229078
2021-07-29

Combination of Pseudobrookite Oxide and Low Loading of PGM as High Sulfur-Resistant Catalyst for Diesel Oxidation Applications

#23
20210146339
2021-05-20

Catalyst compositions and process for direct production of hydrogen cyanide in an acrylonitrile reactor feed stream

#24
20210106979
2021-04-15

CATALYST FOR REMOVING NITROGEN OXIDE AND MANUFACTURING METHOD THEREOF

#25
20210023543
2021-01-28

Catalyst article and the use thereof for filtering fine particles

#26
20200156046
2020-05-21

NO removal from automotive exhaust for lean/rich systems

#27
20200149449
2020-05-14

Apparatus for purifying exhaust gas

#28
20200129923
2020-04-30

Method for simultaneously removing SOand NOin flue gas

#29
20200016571
2020-01-16

Passive NOadsorber

#30
20190262771
2019-08-29

Low-Temperature Oxidation Catalyst With Particularly Marked Hydrophobic Properties ForThe Oxidation Of Organic Pollutants

#31
20190211723
2019-07-11

Exhaust gas purification filter

#32
20190209964
2019-07-11

Reduced temperature hydrocarbon burner for enclosed environments

#33
20190176079
2019-06-13

Gas clean-up unit and gas purification method

#34
20190145298
2019-05-16

Catalytic converter substrates comprising triply periodic minimal surfaces

#35
20190143269
2019-05-16

Closed-environment air purification system

#36
20190120104
2019-04-25

Exhaust gas purification device

#37
20190060832
2019-02-28

Low-Temperature Oxidation Catalyst With Particularly Marked Hydrophobic Properties For The Oxidation Of Organic Pollutants

#38
20190023992
2019-01-24

Particle including atomic-scale channel, method of preparing the same, and catalyst including the same

#39
20190015781
2019-01-17

Diesel oxidation catalyst comprising platinum group metal nanoparticles

#40
20190009244
2019-01-10

Compositions for passive NOx adsorption (PNA) systems and methods of making and using same

#41
20190009202
2019-01-10

Multifunctional filter medium, and method and apparatus for manufacturing same

#42
20180334939
2018-11-22

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

#43
20180318762
2018-11-08

Processing apparatus equipped with catalyst-supporting honeycomb structure, and method for manufacturing same

#44
20180280876
2018-10-04

ASC/DEC with rear-concentrated exotherm generation

#45
20180229220
2018-08-16

Low cost oxidation catalysts for VOC and halogenated VOC emission control

#46
20180112570
2018-04-26

Catalytic converter and method of controlling exhaust emission

#47
20180093249
2018-04-05

Compositions for passive NOadsorption (PNA) systems and methods of making and using same

#48
20180078926
2018-03-22

RUTHENIUM SUPPORTED ON SUPPORTS HAVING A RUTILE PHASE AS STABLE CATALYSTS FOR NH3-SLIP APPLICATIONS

#49
20180078900
2018-03-22

OXIDATION CATALYST FOR A DIESEL ENGINE EXHAUST

#50
20180078898
2018-03-22

Oxidation catalyst for hydrocarbons produced by an internal combustion engine

#51
20180028973
2018-02-01

Filter

#52
20180021768
2018-01-25

Catalyst binders for filter substrates

#53
20170341023
2017-11-30

Removal of oxygen from hydrocarbon-containing gas mixtures

#54
20170328250
2017-11-16

Application of synergized-PGM with ultra-low PGM loadings as close-coupled three-way catalysts for internal combustion engines

#55
20170328249
2017-11-16

Application of synergized-PGM with ultra-low PGM loadings as underfloor three-way catalysts for internal combustion engines

#56
20170284247
2017-10-05

Exhaust gas purification filter

#57
20170246590
2017-08-31

PROCESS FOR REMOVING NITROUS OXIDE FROM A GAS STREAM

#58
20170246589
2017-08-31

PROCESS FOR REMOVING NITROUS OXIDE FROM A GAS STREAM

#59
20170233260
2017-08-17

PROCESSES USING MOLECULAR SIEVE SSZ-102

#60
20170209854
2017-07-27

Exhaust gas-purifying catalyst

#61
20170107880
2017-04-20

Ruthenium based catalysts for NOx reduction

#62
20170100709
2017-04-13

Exhaust gas-purifying catalyst

#63
20170082001
2017-03-23

DIESEL ENGINE EXHAUST GAS TREATMENT SYSTEM WITH ENHANCED NITROGEN OXIDE PURIFICATION PERFORMANCE

#64
20170014810
2017-01-19

Oxygen storage materials

#65
20170001177
2017-01-05

Catalyst for ammonia oxidation

#66
20160288097
2016-10-06

Exhaust gas purification catalyst and exhaust gas purification catalyst structure

#67
20160271588
2016-09-22

Titanium-oxide catalyst and method of producing the same

#68
20160236145
2016-08-18

FLUE GAS TREATMENT METHOD AND DENITRATION/SO3 REDUCTION APPARATUS

#69
20150343379
2015-12-03

Atmosphere-cleaning device for vehicles

#70
20150298051
2015-10-22

Method and system for recovery of carbon dioxide from gas

#71
20150266002
2015-09-24

Compositions for passive NOadsorption (PNA) systems and methods of making and using same

#72
20150255818
2015-09-10

Methods of purifying a hydrogen gas stream containing hydrogen sulfide impurities

#73
20150151291
2015-06-04

Catalyst and method of manufacture

#74
20150107986
2015-04-23

Photocatalytic material for splitting oxides of carbon

#75
20150079335
2015-03-19

Gradient catalyst compositions and applications thereof

#76
20150057149
2015-02-26

Catalysts for oxidation of carbon monoxide and/or volatile organic compounds

#77
20150050189
2015-02-19

Air purification device for vehicle

#78
20150037222
2015-02-05

Processing apparatus equipped with catalyst-supporting honeycomb structure, and method for manufacturing same

#79
20140378296
2014-12-25

Manufacture of catalyst compositions and systems

#80
20140329667
2014-11-06

Catalyst for decomposition of perfluorinated compound containing halogen acid gas, and preparation method thereof

#81
20140186222
2014-07-03

Vehicular air cleaner

#82
20140161695
2014-06-12

Diesel oxidation catalyst comprising palladium, gold and ceria

#83
20140154160
2014-06-05

Bimetallic catalyst

#84
20140128248
2014-05-08

Small crystal ferrierite and method of making the same

#85
20140105791
2014-04-17

Atmosphere-cleaning device equipped on vehicle and method for manufacturing same

#86
20140065047
2014-03-06

Gas treatment by catalytic ozone oxidation

#87
20130008775
2013-01-10

Photocatalytic Panel and System for Recovering Output Products Thereof

#88
20130004396
2013-01-03

PROCESSES AND APPARATUSES FOR ELIMINATING ELEMENTAL MERCURY FROM FLUE GAS USING DEACON REACTION CATALYSTS AT LOW TEMPERATURES

#89
20120329643
2012-12-27

Noble metal fine particle supported catalyst and method for producing the catalyst, and purifying catalyst

#90
20120308460
2012-12-06

Nanocomposite particle and process of preparing the same

#91
20120289755
2012-11-15

Carbon catalyst for decomposition of hazardous substance, hazardous-substance-decomposing material, and method for decomposition of hazardous substance

#92
20120252659
2012-10-04

CATALYST COMPOSITIONS AND APPLICATIONS THEREOF

#93
20120159935
2012-06-28

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

#94
20120087853
2012-04-12

Gas treatment by catalytic ozone oxidation

#95
20120087838
2012-04-12

Catalyst and method of manufacture

#96
20120087835
2012-04-12

Catalyst compositions and applications thereof

#97
20120058888
2012-03-08

Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith

#98
20120036837
2012-02-16

Method and device for the controlled feeding of a reducing agent

#99
20120031085
2012-02-09

EXHAUST GAS PURIFYING CATALYST

#100
20110309286
2011-12-22

CRACKING CATALYSTS, ADDITIVES, METHODS OF MAKING THEM AND USING THEM

#101
20110308620
2011-12-22

Cracking catalysts, additives, methods of making them and using them

#102
20110283960
2011-11-24

Ammonia-engine system

#103
20110262332
2011-10-27

Apparatus and Method for the Treatment of Gas

#104
20110229396
2011-09-22

Catalyst and process

#105
20110207598
2011-08-25

Metal-supported crystalline silica aluminophosphate catalyst and process for producing the same

#106
20110200515
2011-08-18

Catalyst containment unit

#107
20110172090
2011-07-14

Compositions and methods for treating exhaust gases

#108
20110158877
2011-06-30

Method for the decomposition of NO, catalyst for it, and the preparation of this catalyst

#109
20110123403
2011-05-26

AIR POLLUTION CONTROL APPARATUS AND AIR POLLUTION CONTROL SYSTEM

#110
20110116980
2011-05-19

PREFERENTIAL OXIDATION REACTOR

#111
20110104029
2011-05-05

Photocatalytic material for splitting oxides of carbon

#112
20110052462
2011-03-03

FILTERS FOR REMOVAL OF VOLATILE SILOXANES AND LIFETIME EXTENSION OF PHOTOCATALYTIC DEVICES

#113
20110047995
2011-03-03

CATALYST AND METHOD OF MANUFACTURE

#114
20110047989
2011-03-03

APPARATUS FOR AFTER-TREATMENT OF EXHAUST FROM DIESEL ENGINE

#115
20110044874
2011-02-24

Oxidation catalyst and method for destruction of CO, VOC and halogenated VOC

#116
20110044871
2011-02-24

Coating composition for diesel oxidation catalysts

#117
20100310441
2010-12-09

Catalytic Article for Removal of Volatile Organic Compounds in Low Temperature Applications

#118
20100300061
2010-12-02

Selective catalytic reduction system and process for treating NOx emissions using a palladium and rhodium or ruthenium catalyst

#119
20100294646
2010-11-25

PHOTOCATALYST, PREPARATION METHOD THEREOF, PHOTO REACTOR, AND PHOTOLYSIS PROCESS

#120
20100266469
2010-10-21

Removal of ammonia from fluids

#121
20100242458
2010-09-30

Exhaust gas cleaner

#122
20100196217
2010-08-05

APPLICATION OF BASIC EXCHANGE OS MATERIALS FOR LOWER TEMPERATURE CATALYTIC OXIDATION OF PARTICULATES

#123
20100190641
2010-07-29

Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith

#124
20100166622
2010-07-01

Apparatus and Process for Removal of Carbon Monoxide

#125
20100113262
2010-05-06

High heat-resistant catalyst and manufacturing method thereof

#126
20100101220
2010-04-29

Exhaust gas purifying catalyst

#127
20100099552
2010-04-22

Nanocomposite particle and process of preparing the same

#128
20100098618
2010-04-22

SULFUR REMOVAL FROM GASES

#129
20100086460
2010-04-08

Device and method for filtering contaminants

#130
20100034718
2010-02-11

Moving bed catalyst regeneration apparatus with integral CO oxidation zone and method of use to accelerate coke burning

#131
20100018906
2010-01-28

Apparatus and process for removal of carbon monoxide

#132
20090325787
2009-12-31

Nanocomposite particle and process of preparing the same

#133
20090324472
2009-12-31

Nanocomposite particle and process of preparing the same

#134
20090275463
2009-11-05

METHOD OF MAKING A CATALYST WASHCOAT

#135
20090270250
2009-10-29

Production method of oxidation catalyst device for exhaust gas purification

#136
20090264283
2009-10-22

Stabilized Iridium and Ruthenium Catalysts

#137
20090263300
2009-10-22

Stabilized Iridium and Ruthenium Catalysts

#138
20090257934
2009-10-15

Transition metal-substituted hydrotalcite catalyst for removing nitrogen oxides from the exhaust gas of diesel engine by storage-reduction

#139
20090238744
2009-09-24

Catalyst System for CO-Removal

#140
20090227034
2009-09-10

Reactive component reduction system and methods for the use thereof

#141
20090211445
2009-08-27

AMORPHOUS INFINITE COORDINATION POLYMER MICROPARTICLES AND USE FOR HYDROGEN STORAGE

#142
20090194741
2009-08-06

Exhaust system having a carbon oxide catalyst

#143
20090192033
2009-07-30

Method of producing oxidation catalyst for cleaning exhaust gas

#144
20090149319
2009-06-11

PRODUCTION PROCESS OF OXIDATION CATALYST APPARATUS FOR PURIFYING EXHAUST GAS

#145
20090148355
2009-06-11

OXIDATION CATALYST APPARATUS FOR PURIFYING EXHAUST GAS

#146
20090137387
2009-05-28

Catalyst for purifying exhaust gas

#147
20090038297
2009-02-12

Ceramic Catalyst for NOx Oxidation and NOx Conversion in Emission Control Systems

#148
20080233039
2008-09-25

Catalysts For Co Oxidation,Voc Combustion And Nox Reduction And Methods Of Making And Using The Same

#149
20080095687
2008-04-24

Oxidation catalyst for purifying exhaust gas

#150
20080031793
2008-02-07

Compositions and methods for treating exhaust gases

#151
20080026937
2008-01-31

Transition metal-substituted hydrotalcite catalyst for removing nitrogen oxides from the exhaust gas of diesel engine by storage-reduction

#152
20070238609
2007-10-11

Oxidation catalyst for cleaning exhaust gas

#153
20070065354
2007-03-22

Device and methods of ammonia generation for NOx abatement

#154
20070027031
2007-02-01

Catalyst material comprising transition metal oxide

#155
20070014710
2007-01-18

Catalyst for removing pollutants from exhaust gases from lean-burn engines, with ruthenium as active metal

#156
20060140831
2006-06-29

Boron-alumina catalyst support

#157
20060094597
2006-05-04

Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith

#158
20060040824
2006-02-23

Nitrogen oxides-removing material and device

#159
20060034741
2006-02-16

Catalyst composition for use in a lean NOtrap and method of using

#160
20060034740
2006-02-16

Catalyst composition for use in a lean NOtrap and method of using