ClassID:

30380

B01D2255/1028 - CPC Classification

Classification description:

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

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

METHOD FOR CONTROLLING SEMICONDUCTOR PROCESS ENVIRONMENT

#2
20250381520
2025-12-18

ABATEMENT APPARATUS AND METHOD

#3
20240399346
2024-12-05

SINGLE-ATOM CATALYST WITH MOLECULAR SIEVE-CONFINED DOMAINS, PREPARATION METHOD AND APPLICATION THEREOF

#4
20230381715
2023-11-30

CARBON DIOXIDE RECOVERY SYSTEM

#5
20230374925
2023-11-23

HEATING CARRIER, AND EXHAUST GAS REDUCTION CARRIER HAVING HEATING CARRIER

#6
20230001387
2023-01-05

CATALYST FOR SIMULTANEOUSLY INHIBITING EMISSION OF AMMONIA AND NITROUS OXIDE

#7
20220105492
2022-04-07

Precious group metal on pyrochlore-phase ceria zirconia with superior oxygen storage capacity and TWC performance

#8
20210213433
2021-07-15

Zeolite catalyst and method for producing lower olefin

#9
20210106979
2021-04-15

CATALYST FOR REMOVING NITROGEN OXIDE AND MANUFACTURING METHOD THEREOF

#10
20200156046
2020-05-21

NO removal from automotive exhaust for lean/rich systems

#11
20200047167
2020-02-13

ZEOLITE CATALYST AND METHOD FOR PRODUCING LOWER OLEFIN

#12
20200016571
2020-01-16

Passive NOadsorber

#13
20190145298
2019-05-16

Catalytic converter substrates comprising triply periodic minimal surfaces

#14
20190120104
2019-04-25

Exhaust gas purification device

#15
20190060832
2019-02-28

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

#16
20190023992
2019-01-24

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

#17
20190015781
2019-01-17

Diesel oxidation catalyst comprising platinum group metal nanoparticles

#18
20190009202
2019-01-10

Multifunctional filter medium, and method and apparatus for manufacturing same

#19
20180334939
2018-11-22

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

#20
20180280876
2018-10-04

ASC/DEC with rear-concentrated exotherm generation

#21
20180195425
2018-07-12

Nitrous oxide removal catalysts for exhaust systems

#22
20180112570
2018-04-26

Catalytic converter and method of controlling exhaust emission

#23
20180043299
2018-02-15

Process for removing COfrom crude natural gas

#24
20180028973
2018-02-01

Filter

#25
20170328250
2017-11-16

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

#26
20170328249
2017-11-16

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

#27
20170246590
2017-08-31

PROCESS FOR REMOVING NITROUS OXIDE FROM A GAS STREAM

#28
20170246589
2017-08-31

PROCESS FOR REMOVING NITROUS OXIDE FROM A GAS STREAM

#29
20170209854
2017-07-27

Exhaust gas-purifying catalyst

#30
20170100709
2017-04-13

Exhaust gas-purifying catalyst

#31
20170014810
2017-01-19

Oxygen storage materials

#32
20160214060
2016-07-28

Mixed metal oxide catalyst

#33
20160030885
2016-02-04

SYSTEMS AND METHODS FOR DIESEL OXIDATION CATALYST WITH DECREASED SO3 EMISSIONS

#34
20150321176
2015-11-12

Method for producing catalyst for exhaust gas removal and catalyst obtained by the production method

#35
20150151291
2015-06-04

Catalyst and method of manufacture

#36
20150079335
2015-03-19

Gradient catalyst compositions and applications thereof

#37
20140378296
2014-12-25

Manufacture of catalyst compositions and systems

#38
20140360171
2014-12-11

Catalyst with improved hydrothermal stability

#39
20140260214
2014-09-18

NOstorage catalyst with improved hydrothermal stability and NOconversion

#40
20140161695
2014-06-12

Diesel oxidation catalyst comprising palladium, gold and ceria

#41
20140105791
2014-04-17

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

#42
20140065047
2014-03-06

Gas treatment by catalytic ozone oxidation

#43
20140057781
2014-02-27

Sinter resistant catalytic material and process of producing the same

#44
20140007557
2014-01-09

Exhaust purification system of internal combustion engine

#45
20130142713
2013-06-06

Composition containing oxides of zirconium, cerium and at least one other rare earth and having a specific porosity, method for preparing same and use thereof in catalysis

#46
20130034468
2013-02-07

Exhaust purification system of internal combustion engine

#47
20130011302
2013-01-10

Exhaust purification system of internal combustion engine

#48
20120252659
2012-10-04

CATALYST COMPOSITIONS AND APPLICATIONS THEREOF

#49
20120189523
2012-07-26

Method and apparatus for removing low-concentration methane

#50
20120134907
2012-05-31

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

#51
20120124971
2012-05-24

Exhaust purification system of internal combustion engine

#52
20120087853
2012-04-12

Gas treatment by catalytic ozone oxidation

#53
20120087838
2012-04-12

Catalyst and method of manufacture

#54
20120087835
2012-04-12

Catalyst compositions and applications thereof

#55
20120031085
2012-02-09

EXHAUST GAS PURIFYING CATALYST

#56
20120031083
2012-02-09

APPARATUS FOR TREATING DIESEL ENGINE EXHAUST GAS

#57
20110309286
2011-12-22

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

#58
20110308620
2011-12-22

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

#59
20110305615
2011-12-15

NOx storage catalyst with reduced Rh loading

#60
20110262332
2011-10-27

Apparatus and Method for the Treatment of Gas

#61
20110207598
2011-08-25

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

#62
20110200515
2011-08-18

Catalyst containment unit

#63
20110165040
2011-07-07

DEVICE FOR REMEDIATING EMISSIONS AND METHOD OF MANUFACTURE

#64
20110126527
2011-06-02

NOx storage materials and traps resistant to thermal aging

#65
20110123403
2011-05-26

AIR POLLUTION CONTROL APPARATUS AND AIR POLLUTION CONTROL SYSTEM

#66
20110116980
2011-05-19

PREFERENTIAL OXIDATION REACTOR

#67
20110052462
2011-03-03

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

#68
20110047995
2011-03-03

CATALYST AND METHOD OF MANUFACTURE

#69
20100310441
2010-12-09

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

#70
20100266469
2010-10-21

Removal of ammonia from fluids

#71
20100209309
2010-08-19

Black Smoke Purification Device

#72
20100034718
2010-02-11

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

#73
20090275463
2009-11-05

METHOD OF MAKING A CATALYST WASHCOAT

#74
20090264283
2009-10-22

Stabilized Iridium and Ruthenium Catalysts

#75
20090263300
2009-10-22

Stabilized Iridium and Ruthenium Catalysts

#76
20090238744
2009-09-24

Catalyst System for CO-Removal

#77
20090211445
2009-08-27

AMORPHOUS INFINITE COORDINATION POLYMER MICROPARTICLES AND USE FOR HYDROGEN STORAGE

#78
20090194741
2009-08-06

Exhaust system having a carbon oxide catalyst

#79
20060178263
2006-08-10

Carbon material and flue gas treatment apparatus

#80
20060094596
2006-05-04

Catalyst for exhaust gas purification

#81
20050049143
2005-03-03

Exhaust gas treatment catalyst and exhaust gas treatment method

#82
19258795
2025-12-23

Molecular sieve confined noble metal catalyst for CO-SCR denitrification, preparation method and application thereof