ClassID:

29784

B01D53/9477 - CPC Classification

Classification description:

Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols,; Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes; Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems

Recent Application in this class:
#1
20260131318
2026-05-14

ZEOLITE CATALYSTS WITH PAIRED HETEROATOMS AND METHODS THEREOF

#2
20260110259
2026-04-23

SYSTEMS AND METHODS FOR TREATMENT OF GAS ENGINE EXHAUST

#3
20260092548
2026-04-02

DUAL SCR SYSTEM AND CONTROL METHOD THEREOF

#4
20260070045
2026-03-12

CU ZEOLITE SELECTIVE CATALYTIC REDUCTION CATALYSTS AND METHODS FOR EXHAUST GAS TREATMENT

#5
20260021449
2026-01-22

SELECTIVE CATALYTIC REDUCTION SYSTEM FOR EXHAUST GAS TREATMENT, AND EXHAUST GAS PURIFICATION APPARATUS FOR LEAN COMBUSTION ENGINES COMPRISING SELECTIVE CATALYTIC REDUCTION SYSTEM FOR EXHAUST GAS TREATMENT

#6
20250360499
2025-11-27

A DIESEL OXIDATION CATALYST AND A METHOD FOR ITS MANUFACTURE

#7
20250352991
2025-11-20

UNCALCINED CATALYST PRECURSOR FOR A DIESEL OXIDATION CATALYST

#8
20250312739
2025-10-09

EXHAUST GAS SYSTEM FOR PREDOMINANTLY STOICHIOMETRICALLY OPERATED INTERNAL COMBUSTION ENGINES, COMPRISING A CATALYST FOR REDUCING AMMONIA EMISSIONS

#9
20250276284
2025-09-04

CATALYST FOR THE SELECTIVE CATALYTIC REDUCTION OF NOX

#10
20250121328
2025-04-17

PARTICULATE FILTER CONNECTING STRUCTURE OF EXHAUST GAS POST PROCESSING SYSTEM

#11
20250085194
2025-03-13

Outlet Sampling System for Aftertreatment System

#12
20250032984
2025-01-30

CLOSE-COUPLED SCR SYSTEM

#13
20250032983
2025-01-30

MANGANESE-CONTAINING CATALYTIC ARTICLES, EXHAUST GAS TREATMENT SYSTEMS, AND METHODS

#14
20250025832
2025-01-23

METHOD FOR ADAPTING AN NH3 DOSING AMOUNT AND AN NH3 FILL LEVEL DISTRIBUTION OF AN SCR CATALYST FOR AN SCR EXHAUST GAS AFTERTREATMENT SYSTEM WITH AT LEAST ONE SCR CATALYST

#15
20240408530
2024-12-12

METHOD FOR MONITORING A REGENERATION OF A PARTICULATE FILTER IN THE EXHAUST SYSTEM OF AN INTERNAL COMBUSTION ENGINE

#16
20240392719
2024-11-28

DIESEL EXHAUST AFTERTREATMENT SYSTEMS AND METHODS

#17
20240390875
2024-11-28

PLATINUM GROUP METAL CAPTURE MATERIALS

#18
20240384675
2024-11-21

Aftertreatment for alcohol fuel substituted diesel engines

#19
20240375049
2024-11-14

NOX ADSORBER DOC (NA-DOC) CATALYST

#20
20240328899
2024-10-03

Outlet sampling system for aftertreatment system

#21
20240307822
2024-09-19

EMISSION TREATMENT CATALYSTS, SYSTEMS AND METHODS

#22
20240301812
2024-09-12

DIESEL ENGINE

#23
20240287923
2024-08-29

Catalytic wall flow filter

#24
20240269611
2024-08-15

SCR CATALYST ARTICLE AND SYSTEMS FOR REDUCING N2O IN EXHAUST GAS

#25
20240229701
2024-07-11

CATALYTIC CONVERTER

#26
20240216864
2024-07-04

A CATALYST FOR THE SELECTIVE CATALYTIC REDUCTION OF NOX AND FOR THE CRACKING AND CONVERSION OF A HYDROCARBON

#27
20240165561
2024-05-23

AN AMMONIA OXIDATION CATALYST AND METHODS FOR ITS PREPARATION

#28
20240157348
2024-05-16

SYSTEM FOR THE TREATMENT OF AN EXHAUST GAS OF A DIESEL COMBUSTION ENGINE

#29
20240133334
2024-04-25

CATALYTIC CONVERTER

#30
20240110499
2024-04-04

VALVE ARRANGEMENT FOR SPLIT-FLOW CLOSE-COUPLED CATALYST

#31
20240109036
2024-04-04

EXHAUST GAS TREATMENT SYSTEM FOR REDUCING AMMONIA EMISSIONS FROM MOBILE GASOLINE APPLICATIONS

#32
20240109035
2024-04-04

CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS

#33
20240091751
2024-03-21

COPPER CHA ZEOLITE CATALYSTS

#34
20240077012
2024-03-07

Compact exhaust gas treatment system with serviceable filter

#35
20240035406
2024-02-01

Catalytic converter of vehicle

#36
20240033717
2024-02-01

PREPARATION OF SCR CATALYST COMPRISING CU AND FE-EXCHANGED ZEOLITE, SAID CATALYST, SYSTEM COMPRISING SAID CATALYST AND EXHAUST GAS TREATMENT USING SUCH

#37
20240024819
2024-01-25

Catalytic Devices for the Abatement of NH3 and Nox Emissions From Internal Combustion Engines

#38
20240011421
2024-01-11

System comprising vehicular compression ignition engine and an emissions control device comprising an electrically heatable element

#39
20240003281
2024-01-04

Method for controlling an exhaust-gas aftertreatment system of an internal combustion engine having at least two SCR catalytic converters connected in series

#40
20240001299
2024-01-04

EXHAUST GAS PURIFICATION SYSTEM FOR STOICHIOMETRIC-COMBUSTION ENGINES

#41
20230399972
2023-12-14

ENGINE SYSTEM COMPRISING A HYDROGEN COMBUSTION ENGINE

#42
20230383681
2023-11-30

Selective catalytic reduction catalyst pre-heating burner assembly and method of controlling burner emissions

#43
20230374929
2023-11-23

Diesel engine

#44
20230340899
2023-10-26

EXHAUST GAS PURIFICATION SYSTEM FOR A GASOLINE ENGINE

#45
20230340898
2023-10-26

Low temperature NOx reduction using H2-SCR for diesel vehicles

#46
20230330598
2023-10-19

Catalytic system for the treatment of an exhaust gas of a combustion engine

#47
20230323802
2023-10-12

EXHAUST GAS TREATMENT SYSTEM

#48
20230287824
2023-09-14

Particle deposition amount estimation device and exhaust purification system

#49
20230287822
2023-09-14

Exhaust treatment system for dual fuel engines

#50
20230287816
2023-09-14

Systems and methods for desulfation of catalysts included in aftertreatment systems

#51
20230265773
2023-08-24

LNT regeneration with hydrogen for transport engine application

#52
20230265772
2023-08-24

Exhaust system for an ammonia-burning combustion engine

#53
20230250747
2023-08-10

Accelerated catalyst reactivation control strategy for gasoline vehicle emissions system in conjunction with N2 selective catalyst to minimize NOX remake

#54
20230249158
2023-08-10

THREE-WAY CATALYTIC CONVERSION SYSTEM FOR PURIFICATION TREATMENT OF ENGINE EXHAUST GAS AND USE THEREOF

#55
20230219069
2023-07-13

Metal oxide-based SCR catalyst composition

#56
20230219064
2023-07-13

EXHAUST GAS EMISSIONS ABATEMENT SYSTEM

#57
20230219039
2023-07-13

EXHAUST GAS TREATMENT SYSTEM COMPRISING A MULTIFUNCTIONAL CATALYST

#58
20230212971
2023-07-06

Exhaust aftertreatment system

#59
20230201812
2023-06-29

AMMONIA ADSORPTION CATALYST AND PREPARATION METHOD AND USE THEREOF

#60
20230193803
2023-06-22

Method for controlling the operation of an exhaust aftertreatment system

#61
20230173473
2023-06-08

A SELECTIVE CATALYTIC REDUCTION CATALYST FOR THE TREATMENT OF AN EXHAUST GAS

#62
20230105660
2023-04-06

Exhaust aftertreatment system

#63
20230104565
2023-04-06

LAYERED ZONE-COATED DIESEL OXIDATION CATALYSTS FOR IMPROVED CO/HC CONVERSION AND NO OXIDATION

#64
20230081351
2023-03-16

Copper CHA zeolite catalysts

#65
20230037326
2023-02-09

Method for adaption of an exhaust treatment system

#66
20230027701
2023-01-26

CATALYZED SOOT FILTER WITH REDUCED AMMONIA OXIDATION

#67
20230001386
2023-01-05

THERMAL AGING RESILIENT OXIDATION CATALYSTS FOR DIESEL EMISSION CONTROL

#68
20220410136
2022-12-29

Honeycomb structure, exhaust gas purification catalyst, and exhaust gas purification system

#69
20220410133
2022-12-29

Low temperature NOadsorber with enhanced regeneration efficiency

#70
20220345513
2022-10-27

System and method for placeshifting media playback

#71
20220341359
2022-10-27

Accelerated catalyst reactivation control strategy for gasoline vehicle emissions system in conjunction with N2 selective catalyst to minimize NOX remake

#72
20220331787
2022-10-20

CU-CHA SCR CATALYSTS HAVING SPECIFIC LATTICE STRAIN AND DOMAIN SIZE CHARACTERISTICS

#73
20220323905
2022-10-13

Exhaust treatment system for ammonia-fueled vehicles

#74
20220316380
2022-10-06

Systems and methods for decreasing time to reach light-off temperature

#75
20220307400
2022-09-29

Exhaust aftertreatment unit for cleaning exhaust gases

#76
20220298948
2022-09-22

Mixer arrangement and a method of mixing for after-treatment of exhaust gas

#77
20220298943
2022-09-22

Exhaust gas aftertreatment system

#78
20220282650
2022-09-08

System comprising vehicular compression ignition engine and an emissions control device comprising an electrically heatable element

#79
20220259997
2022-08-18

DEF system

#80
20220251987
2022-08-11

EXHAUST GAS CATALYST SYSTEM

#81
20220250044
2022-08-11

Manganese-containing diesel oxidation catalyst

#82
20220250005
2022-08-11

Emission treatment catalysts, systems and methods

#83
20220247616
2022-08-04

System and method for placeshifting media playback

#84
20220234032
2022-07-28

Manganese-containing diesel oxidation catalyst

#85
20220228520
2022-07-21

Exhaust gas purification system

#86
20220220880
2022-07-14

Valve arrangement for split-flow close-coupled catalyst

#87
20220213822
2022-07-07

Systems and methods for dynamic control of filtration efficiency and fuel economy

#88
20220212169
2022-07-07

AUTOMOTIVE 3-WAY CATALYST SYSTEM CONTAINING A TAIL PIPE CATALYST

#89
20220205380
2022-06-30

A MODULARIZED CATALYTIC CONVERTER AND A METHOD OF ENHANCING THE EFFICIENCY OF A CATALYTIC CONVERTER

#90
20220203345
2022-06-30

AMMONIA OXIDATION CATALYST DEVICE

#91
20220203339
2022-06-30

LAYERED CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE

#92
20220203336
2022-06-30

Exhaust gas treatment system for ultra low NOx and cold start

#93
20220193639
2022-06-23

LAYERED TRI-METALLIC CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE

#94
20220178286
2022-06-09

Systems and methods for desulfation of catalysts included in aftertreatment systems

#95
20220161236
2022-05-26

LAYERED TRI-METALLIC CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE

#96
20220152595
2022-05-19

Tunable NOadsorber

#97
20220152591
2022-05-19

Layered TWC

#98
20220136424
2022-05-05

Internal Combustion Engine Exhaust Aftertreatment System

#99
20220118405
2022-04-21

Monometallic rhodium-containing four-way conversion catalysts for gasoline engine emissions treatment systems

#100
20220080394
2022-03-17

Passive nitrogen oxide adsorber having oxidation-catalytically active function

#101
20220065149
2022-03-03

EXHAUST GAS PURIFICATION SYSTEM WITH AIR INJECTION

#102
20220034245
2022-02-03

Systems and methods for dynamic control of filtration efficiency and fuel economy

#103
20220010710
2022-01-13

Aftertreatment system

#104
20220010709
2022-01-13

Method of controlling operation of an exhaust gas treatment apparatus

#105
20220003139
2022-01-06

Exhaust gas purification system for a gasoline engine

#106
20210388748
2021-12-16

Exhaust gas purification system for a gasoline engine

#107
20210387145
2021-12-16

Exhaust treatment system for a lean burn engine

#108
20210381415
2021-12-09

Exhaust gas purification system for a gasoline engine

#109
20210379567
2021-12-09

Layered TWC

#110
20210348537
2021-11-11

Exhaust gas purification system for a gasoline engine

#111
20210346842
2021-11-11

Low temperature nitrogen oxide adsorber

#112
20210332731
2021-10-28

Exhaust gas purification system for a gasoline engine

#113
20210291146
2021-09-23

Honeycomb structure

#114
20210283580
2021-09-16

TWC system for fuel cut NOcontrol

#115
20210252456
2021-08-19

Nitrogen oxide storage catalyst

#116
20210215079
2021-07-15

Exhaust gas aftertreatment system with a selective catalytic reduction catalyst member upstream of a particulate filter

#117
20210207513
2021-07-08

Co clean-up catalyst, after treatment system and after treatment method

#118
20210207510
2021-07-08

DPF regeneration control device and DPF regeneration control method

#119
20210199039
2021-07-01

After treatment system for a vehicle

#120
20210189931
2021-06-24

Diesel engine with a diesel particulate filter

#121
20210180497
2021-06-17

Method and device for determining the efficiency of an SCR catalyst

#122
20210162382
2021-06-03

Palladium/zeolite-based passive nitrogen oxide adsorber catalyst for purifying exhaust gas

#123
20210146305
2021-05-20

Combined soot filter and urea hydrolysis

#124
20210140357
2021-05-13

Method for regulating exhaust emissions

#125
20210102487
2021-04-08

Method and computer program product for diagnosing a particle filter

#126
20210102486
2021-04-08

Hydrogen-assisted integrated emission control system

#127
20210087958
2021-03-25

Work vehicle including diesel particulate filter (DPF) regeneration control

#128
20210069684
2021-03-11

Manganese-containing diesel oxidation catalyst

#129
20210008531
2021-01-14

CATALYZED SCR FILTER AND EMISSION TREATMENT SYSTEM

#130
20200392881
2020-12-17

Exhaust gas purification system

#131
20200391186
2020-12-17

EXHAUST GAS CLEANING CATALYST, EXHAUST GAS CLEANING METHOD, AND EXHAUST GAS CLEANING SYSTEM

#132
20200386178
2020-12-10

Exhaust gas purification system for vehicle and method of controlling the same

#133
20200378293
2020-12-03

IMPROVED DIESEL PARTICULATE FILTER LINEARITY WITH THIN ASH LAYER

#134
20200376432
2020-12-03

Single module integrated aftertreatment module

#135
20200332730
2020-10-22

Start-up method for a vehicle with a hybrid propulsion system

#136
20200300140
2020-09-24

SELECTIVE CATALYTIC REDUCTION SYSTEM AND A METHOD FOR NOx REDUCTION

#137
20200269189
2020-08-27

Automotive exhaust aftertreatment system having a swirl-back mixer

#138
20200263586
2020-08-20

Catalyzed soot filter with reduced ammonia oxidation

#139
20200261895
2020-08-20

Copper CHA zeolite catalysts

#140
20200248608
2020-08-06

After treatment system and after treatment method for lean-burn engine

#141
20200248607
2020-08-06

After treatment system and after treatment method for lean-burn engine

#142
20200248605
2020-08-06

After treatment system and after treatment method for lean-burn engine

#143
20200248604
2020-08-06

Co clean-up catalyst, after treatment system and after treatment method

#144
20200248603
2020-08-06

CO clean-up catalyst, after treatment system and after treatment method

#145
20200217232
2020-07-09

Exhaust system

#146
20200206723
2020-07-02

Zeolite with reduced extra-framework aluminum

#147
20200206721
2020-07-02

Oxidation catalyst for a compression ignition engine

#148
20200188894
2020-06-18

Chabazite zeolite catalysts having low silica to alumina ratios

#149
20200173324
2020-06-04

Methods and systems for a diesel oxidation catalyst

#150
20200156004
2020-05-21

Single module integrated aftertreatment module

#151
20200108377
2020-04-09

Catalyzed SCR filter and emission treatment system

#152
20200055035
2020-02-20

EXHAUST GAS TREATMENT CATALYST FOR ABATEMENT OF NITROGEN OXIDES

#153
20200049084
2020-02-13

Systems and methods for in-cylinder fuel dosing for exhaust aftertreatment system thermal management

#154
20200016571
2020-01-16

Passive NOadsorber

#155
20190376432
2019-12-12

Exhaust aftertreatment system and method for regenerating a particulate filter

#156
20190358616
2019-11-28

Oxidation catalyst for internal combustion engine exhaust gas treatment

#157
20190353068
2019-11-21

Exhaust emission reduction system having an HC-trap and NOx-trap combination designed for operating under strategic lean conditions

#158
20190351394
2019-11-21

Three-way catalyst

#159
20190316506
2019-10-17

Exhaust aftertreatment system

#160
20190299198
2019-10-03

ZEOLITE PROMOTED V/TiW CATALYSTS

#161
20190291051
2019-09-26

Two-stage catalyst for removal of NOfrom exhaust gas stream

#162
20190291050
2019-09-26

Oxidation catalyst, catalyst support structure, method of producing oxidation catalyst, and method of producing catalyst support structure

#163
20190271246
2019-09-05

Exhaust purification system of internal combustion engine

#164
20190262809
2019-08-29

Manganese-containing diesel oxidation catalyst

#165
20190262772
2019-08-29

Diesel oxidation catalyst and exhaust system

#166
20190255485
2019-08-22

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

#167
20190247792
2019-08-15

Selective catalytic reduction filter for reducing nitrous oxide formation and methods of using the same

#168
20190242287
2019-08-08

Exhaust gas treatment device comprising an electrochemical cell

#169
20190242284
2019-08-08

Diesel exhaust fluid pressure measuring and control systems and methods

#170
20190242282
2019-08-08

Low temperature NOx reduction using H-SCR for diesel vehicles

#171
20190234284
2019-08-01

ASSEMBLIES AND METHODS FOR REDUCING PARTICULATE MATTER, HYDROCARBONS, AND GASEOUS OXIDES FROM INTERNAL COMBUSTION ENGINE EXHAUST

#172
20190234283
2019-08-01

ENGINE OUT NOx REDUCTION USING ENHANCED DEF

#173
20190234281
2019-08-01

NOx storage catalyst monitoring methods

#174
20190234278
2019-08-01

Exhaust aftertreatment system and doc NO2 generation on-board diagnostics method

#175
20190232264
2019-08-01

Vanadium trapping SCR system

#176
20190232263
2019-08-01

Catalyzed SCR filter and emission treatment system

#177
20190226372
2019-07-25

SCR catalyst and exhaust gas cleaning system

#178
20190203624
2019-07-04

NHslip detection using NOsensor

#179
20190168189
2019-06-06

Catalysed substrate monolith

#180
20190168161
2019-06-06

Monometallic rhodium-containing four-way conversion catalysts for gasoline engine emissions treatment systems

#181
20190162095
2019-05-30

Three-zone diesel oxidation catlayst

#182
20190134614
2019-05-09

POROUS CERAMIC BODY TO REDUCE EMISSIONS

#183
20190120109
2019-04-25

Passive nitrogen oxide adsorber catalyst

#184
20190101041
2019-04-04

Heat shield with insulated doser and sensor mount areas for a vehicle exhaust component

#185
20190093529
2019-03-28

Exhaust purification device of engine, vehicle engine including exhaust purification device, and method of controlling engine

#186
20190091662
2019-03-28

Low washcoat loading single layer catalysts for gasoline exhaust gas applications

#187
20190085749
2019-03-21

Insulated composite heat shield for vehicle exhaust system

#188
20190085746
2019-03-21

AFTERTREATMENT SYSTEM

#189
20190083967
2019-03-21

Desulfation method for SCR catalyst

#190
20190072022
2019-03-07

Insulated heat shield for vehicle exhaust system

#191
20190070558
2019-03-07

Thermally integrated compact aftertreatment system

#192
20190063294
2019-02-28

Reductant decomposition reactor chamber

#193
20190063292
2019-02-28

Variable-position mixer for an exhaust gas after-treatment system

#194
20190060885
2019-02-28

PARTICLE FILTER HAVING SCR-ACTIVE COATING

#195
20190060833
2019-02-28

Zoned configuration for oxidation catalyst combinations

#196
20190055876
2019-02-21

Vehicle exhaust system component having an insulating heat shield assembly with encapsulated pockets

#197
20190048773
2019-02-14

Methods and systems for regenerating a particle filter

#198
20190040784
2019-02-07

Catalyst abnormality diagnostic device and catalyst abnormality diagnostic method

#199
20190040778
2019-02-07

Exhaust treatment system and method for treatment of an exhaust stream

#200
20190032533
2019-01-31

Exhaust gas treatment systems utilizing a single electrically heated catalyst

#201
20190022625
2019-01-24

Methane oxidation catalyst, process to prepare the same and method of using the same

#202
20190022584
2019-01-24

Integrated SCR and ammonia oxidation catalyst systems

#203
20190009213
2019-01-10

EXHAUST GAS TREATMENT SYSTEM

#204
20190001270
2019-01-03

Sensor configuration for aftertreatment system including SCR on filter

#205
20190001269
2019-01-03

Single module integrated aftertreatment module

#206
20180371974
2018-12-27

Fluid for purifying heat engines and methods for preparing said fluids by emulsification

#207
20180363533
2018-12-20

Emissions control systems and methods

#208
20180361364
2018-12-20

FILTER FOR FILTERING PARTICULATE MATTER FROM EXHAUST GAS EMITTED FROM A COMPRESSION IGNITION ENGINE

#209
20180361360
2018-12-20

Catalyst system for lean gasoline direct injection engines

#210
20180355776
2018-12-13

MULTISTAGE AMMONIA INJECTION SYSTEM FOR EXHAUST AFTERTREATMENT SYSTEM

#211
20180353905
2018-12-13

Catalyzed filters with end coating for lean engine exhaust

#212
20180353903
2018-12-13

Diesel oxidation catalyst and exhaust system

#213
20180353902
2018-12-13

Diesel oxidation catalyst and exhaust system

#214
20180347425
2018-12-06

Exhaust purification system of internal combustion engine

#215
20180345217
2018-12-06

4-way hybrid binary catalysts, methods and uses thereof

#216
20180339288
2018-11-29

Copper and iron co-exchanged chabazite catalyst

#217
20180334939
2018-11-22

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

#218
20180328252
2018-11-15

Exhaust Gas Control System for Internal Combustion Engine and Method of Controlling Exhaust Gas Control System for Internal Combustion Engine

#219
20180318805
2018-11-08

Diesel oxidation catalyst combining platinum group metal with base metal oxide

#220
20180318804
2018-11-08

Highly active and thermally stable coated gasoline particulate filters

#221
20180304244
2018-10-25

PASSIVE NOx ADSORBER

#222
20180283251
2018-10-04

Two-stage catalyst for removal of NOfrom exhaust gas stream

#223
20180280947
2018-10-04

Selective catalytic reduction catalyst

#224
20180274415
2018-09-27

Methods and systems for a diesel oxidation catalyst

#225
20180274413
2018-09-27

Methods and systems for a diesel oxidation catalyst

#226
20180272281
2018-09-27

Exhaust gas purifying device

#227
20180272280
2018-09-27

Emission treatment catalysts, systems and methods

#228
20180258839
2018-09-13

Method and device for the purification of diesel exhaust gases

#229
20180257062
2018-09-13

Oxidation catalyst for a compression ignition engine

#230
20180245532
2018-08-30

Exhaust purification system

#231
20180245494
2018-08-30

Construction machine

#232
20180238220
2018-08-23

Work machine

#233
20180238217
2018-08-23

Exhaust aftertreatment system with ammonia gas generator

#234
20180230886
2018-08-16

ASSEMBLIES AND METHODS FOR REDUCING PARTICULATE MATTER, HYDROCARBONS, AND GASEOUS OXIDES FROM INTERNAL COMBUSTION ENGINE EXHAUST

#235
20180230883
2018-08-16

Dual stage internal combustion engine aftertreatment system using exhaust gas intercooling and charger driven air ejector

#236
20180230877
2018-08-16

Method and exhaust treatment system for treatment of an exhaust gas stream

#237
20180229224
2018-08-16

Exhaust gas treatment catalysts

#238
20180223759
2018-08-09

Method and system for treatment of an exhaust gas stream

#239
20180221855
2018-08-09

Catalyst for purifying the exhaust gases of diesel engines

#240
20180221820
2018-08-09

Exhaust treatment system and method for treatment of an exhaust gas stream

#241
20180221819
2018-08-09

Exhaust treatment system and method for treatment of an exhaust gas stream

#242
20180216512
2018-08-02

Oxygen correction for engine-out NOx estimates using a NOx sensor of an aftertreatment system

#243
20180214824
2018-08-02

Diesel oxidation catalyst

#244
20180209321
2018-07-26

EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE

#245
20180207582
2018-07-26

Poison-Resistant Catalyst and Systems Containing Same

#246
20180195425
2018-07-12

Nitrous oxide removal catalysts for exhaust systems

#247
20180179978
2018-06-28

NOx sensor inspection program, vehicle inspection equipment, NOx sensor inspection method, and recording medium

#248
20180179940
2018-06-28

System and method to detect and respond to iced sensors in exhaust after-treatment system

#249
20180178171
2018-06-28

Method, apparatus and mixing device for evenly mixing reactant to exhaust gas flow

#250
20180171910
2018-06-21

Control apparatus for internal combustion engine

#251
20180169634
2018-06-21

Porous ceramic body to reduce emissions

#252
20180163597
2018-06-14

Exhaust gas treatment system

#253
20180163596
2018-06-14

Catalyzed soot filter for use in passive selective catalytic reduction

#254
20180133652
2018-05-17

Devices for purifying exhaust gas

#255
20180128147
2018-05-10

Exhaust purification system of internal combustion engine

#256
20180112583
2018-04-26

Apparatus for measuring combustible-gas concentration, system for measuring combustible-gas concentration, system for treating exhaust gas, method for measuring combustible-gas concentration, and method for deriving constant

#257
20180111089
2018-04-26

Multifunctional filters for diesel emission control

#258
20180106174
2018-04-19

Exhaust gas purification catalyst

#259
20180106172
2018-04-19

Exhaust purification apparatus for internal combustion engine

#260
20180104677
2018-04-19

Oxidation catalyst for internal combustion engine exhaust gas treatment

#261
20180094559
2018-04-05

NOx adsorber catalyst

#262
20180087426
2018-03-29

System for regulating exhaust emissions

#263
20180066554
2018-03-08

Exhaust system with a modified lean NOx trap

#264
20180065085
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#265
20180065084
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#266
20180056281
2018-03-01

Copper CHA zeolite catalysts

#267
20180050326
2018-02-22

SCR catalyst having improved adhesion of the zeolite-containing catalytic layer

#268
20180045097
2018-02-15

Filter catalyzed with SCR catalyst, systems and methods

#269
20180045096
2018-02-15

System and method for controlling detecting and cleaning diesel-exhaust-fluid injector deposits

#270
20180043342
2018-02-15

EXHAUST SYSTEM FOR A COMPRESSION IGNITION ENGINE HAVING A CAPTURE REGION FOR VOLATILISED PLATINUM

#271
20180043305
2018-02-15

Exhaust gas treatment system

#272
20180038302
2018-02-08

Exhaust emission control system of engine

#273
20180038301
2018-02-08

Exhaust emission control system of engine

#274
20180038252
2018-02-08

Exhaust gas treatment system

#275
20180021727
2018-01-25

Method and apparatus for operating a gas turbine power plant at low load conditions with stack compliant emissions levels

#276
20180017002
2018-01-18

Exhaust emission control system of engine

#277
20180015446
2018-01-18

Oxidation catalyst for a stoichiometric natural gas engine

#278
20170368541
2017-12-28

Molecular sieve catalyst compositions, catalyst composites, systems, and methods

#279
20170362978
2017-12-21

Apparatus for purifying exhaust gas

#280
20170361273
2017-12-21

Single module integrated aftertreatment module

#281
20170335731
2017-11-23

Calibrated non-thermal plasma systems for control of engine emissions

#282
20170333884
2017-11-23

Catalyzed SCR filter and emission treatment system

#283
20170328250
2017-11-16

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

#284
20170328249
2017-11-16

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

#285
20170322933
2017-11-09

System and method for placeshifting media playback

#286
20170321590
2017-11-09

Engine exhaust system

#287
20170284262
2017-10-05

CO slip catalyst and method of using

#288
20170284252
2017-10-05

Method for treating an exhaust gas

#289
20170282125
2017-10-05

Honeycomb structure

#290
20170276053
2017-09-28

After-Treatment System

#291
20170276044
2017-09-28

After-treatment system

#292
20170274358
2017-09-28

Catalysed substrate monolith

#293
20170266649
2017-09-21

Hydrocarbon storage optimization and coking prevention on an oxidation catalyst

#294
20170241318
2017-08-24

REDUCING AGENT INJECTION DEVICE, EXHAUST GAS TREATMENT DEVICE AND EXHAUST GAS TREATMENT METHOD

#295
20170241313
2017-08-24

Emissions treatment system with ammonia-generating and SCR catalysts

#296
20170226910
2017-08-10

Electrically heated catalyst

#297
20170218809
2017-08-03

Catalyst system for reducing nitrogen oxides

#298
20170216822
2017-08-03

Oxidation catalyst for a compression ignition engine

#299
20170216771
2017-08-03

Method for cleaning process off- or engine exhaust gas

#300
20170216770
2017-08-03

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM