ClassID:

29765

B01D53/90 - 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; General processes for purification of waste gases; Apparatus or devices specially adapted therefor; Catalytic processes Injecting reactants

Recent Application in this class:
#1
20260061370
2026-03-05

METHANE PURIFICATION APPARATUS

#2
20260061365
2026-03-05

PURIFICATION SYSTEM

#3
20250376936
2025-12-11

DOSER MOUNT FOR EXHAUST AFTERTREATMENT SYSTEM

#4
20250303362
2025-10-02

SCR REACTOR SYSTEM, SCR REACTOR ASSEMBLY, SCR REACTOR APPARATUS, AND MIXING DEVICE, AND METHODS OF USING AND ASSEMBLING EACH OF THE SAME

#5
20250249406
2025-08-07

EXHAUST GAS TREATMENT APPARATUS, COMBUSTION FACILITY, AND EXHAUST GAS TREATMENT METHOD

#6
20250170527
2025-05-29

SYSTEM AND METHOD FOR LOWERING NITROGEN OXIDES CONTENT FROM TAIL GAS

#7
20250018337
2025-01-16

Device for Spraying an Ammonia Gas in an Automatically-Adjusted Manner Based on a Flow Rate of a Flue Gas and a Method Thereof

#8
20240359135
2024-10-31

System and method for lowering nitrogen oxides content from tail gas

#9
20240307821
2024-09-19

SUBSTRATE PROCESSING SYSTEM AND SUBSTRATE PROCESSING METHOD

#10
20240082784
2024-03-14

Biogenic Refinery with SCR System Using Urea Extracted from Feedstock

#11
20240076961
2024-03-07

METHOD OF GEOTHERMAL DRIVEN CO2 CATALYTIC REDUCTION FOR ENHANCING CO2 SEQUESTRATION AND OIL RECOVERY

#12
20230405522
2023-12-21

LIQUID CARBON DIOXIDE CAPTURING FILTER SYSTEM AND METHOD

#13
20230340898
2023-10-26

Low temperature NOx reduction using H2-SCR for diesel vehicles

#14
20230332491
2023-10-19

Methods of Continuously Capturing Carbon Dioxide from Exhaust Gas Produced from Equipment Operating at Wellsite

#15
20230116996
2023-04-20

REDUCTANT INJECTION SYSTEM AND METHOD FOR SELECTIVE CATALYTIC REDUCTION REACTION

#16
20230001352
2023-01-05

Flue gas purification and waste heat utilization system and method

#17
20220297061
2022-09-22

Control device for flue gas denitrizer, boiler facility, control method for flue gas denitrizer, and control program for flue gas denitrizer

#18
20220274059
2022-09-01

Catalyst arrangement deciding method for flue gas denitrizer, maintenance method for flue gas denitrizer, flue gas denitrizer, boiler, and power generation plant

#19
20220234003
2022-07-28

Environmental equipment and power generation system using same

#20
20220126280
2022-04-28

REGENERATED DENITRATION CATALYST AND METHOD FOR MANUFACTURING THE SAME, AND DENITRATION APPARATUS

#21
20220062823
2022-03-03

Reducing agent supply device and denitration device

#22
20210404365
2021-12-30

Systems and methods for dry chemical reductant insertion in aftertreatment systems

#23
20210381416
2021-12-09

System and method for controlling urea injection for selective catalyst reduction

#24
20210356129
2021-11-18

Exhaust gas treatment device and exhaust gas treatment method

#25
20210356128
2021-11-18

Exhaust gas treatment device and exhaust gas treatment method

#26
20210346840
2021-11-11

Catalytic efficiency of flue gas filtration

#27
20210301704
2021-09-30

Serviceable catalyst and mixer unit for vehicle exhaust system

#28
20210229035
2021-07-29

Method for removing nitrogen oxides from a gas

#29
20210205866
2021-07-08

Spent activated carbon and industrial by product treatment system and method

#30
20210180791
2021-06-17

System and process for efficient SCR at high NOto NOratios

#31
20210172835
2021-06-10

Generation of nitrogen dioxide for use with burner-based exhaust replication system

#32
20210170334
2021-06-10

System and method for desulfurization and denitrification of alumina calcination flue gas, and use

#33
20210129080
2021-05-06

Catalytic efficiency of flue gas filtration

#34
20210101114
2021-04-08

Method and system for the removal of particulate matter and noxious compounds from flue-gas using a ceramic filter with an SCR catalyst

#35
20210016225
2021-01-21

Direct injection of aqueous urea

#36
20200408409
2020-12-31

COMBUSTION DEVICE AND GAS TURBINE

#37
20200400055
2020-12-24

System and process for delivering controlled quantities of ammonia to ammonia-consuming devices

#38
20200384449
2020-12-10

Catalytic articles

#39
20200368684
2020-11-26

Process for the removal of dinitrogen oxide in process off-gas

#40
20200340379
2020-10-29

Exhaust gas aftertreatment system with a reducing agent mixer having an injector tip protector

#41
20200330639
2020-10-22

Method and apparatus for purging unwanted substances from air

#42
20200289983
2020-09-17

Catalytic oxidation of NO/SOin flue gases with atmospheric oxygen as the oxidation reagent

#43
20200262757
2020-08-20

Ozonation-based method for producing cementitious material

#44
20200230584
2020-07-23

ALDEHYDE DECOMPOSITION CATALYST, EXHAUST GAS TREATMENT APPARATUS, AND EXHAUST GAS TREATMENT METHOD

#45
20200200059
2020-06-25

Injection device

#46
20200188851
2020-06-18

Flue gas denitration system, incinerator, and flue gas denitration method

#47
20200156003
2020-05-21

Aldehyde decomposition catalyst, and exhaust gas treatment apparatus and exhaust gas treatment method

#48
20200123952
2020-04-23

Reductant delivery systems and methods

#49
20200078733
2020-03-12

Exhaust gas pollution control fluid comprising a soluble basic metal carbonate, process for preparing same and use thereof for internal- combustion engines

#50
20200061537
2020-02-27

Selective catalytic reduction process and method of regenerating deactivated SCR catalyst of a parallel flue gas treating system

#51
20200061536
2020-02-27

A METHOD FOR REMOVING NITROGEN OXIDES FROM A GAS USING AN IRON EXCHANGED ZEOLITE CATALYST

#52
20200047120
2020-02-13

Method for separating off and immobilizing carbon dioxide and/or carbon monoxide from an exhaust gas

#53
20200032689
2020-01-30

On-board vehicle ammonia and hydrogen generation

#54
20200023312
2020-01-23

Producing ammonium carbamate and reducing nitrogen oxides

#55
20200018209
2020-01-16

Urea concentration sensor reflector

#56
20200018207
2020-01-16

Exhaust gas system

#57
20200011222
2020-01-09

Selective catalytic reduction adaptation for accuracy and minimized tailpipe impact

#58
20200009505
2020-01-09

Systems and methods for purging reductant from a reductant injector

#59
20190366254
2019-12-05

Product gas filter

#60
20190345873
2019-11-14

Combustion device and gas turbine

#61
20190321782
2019-10-24

Method for the Cleaning of Exhaust Gas from a Compression Ignition Engine

#62
20190314789
2019-10-17

Catalyst and method for removing NOX from combustion exhaust gas

#63
20190292966
2019-09-26

Mixing structure

#64
20190242284
2019-08-08

Diesel exhaust fluid pressure measuring and control systems and methods

#65
20190242282
2019-08-08

Low temperature NOx reduction using H-SCR for diesel vehicles

#66
20190232221
2019-08-01

EXHAUST GAS TREATMENT CATALYST, METHOD FOR PRODUCING EXHAUST GAS TREATMENT CATALYST, AND EXHAUST GAS TREATMENT SYSTEM

#67
20190232220
2019-08-01

Systems, methods and materials for NOx decomposition with metal oxide materials

#68
20190225391
2019-07-25

Diesel exhaust fluid tank with integrated mis-filling prevention device

#69
20190201854
2019-07-04

Reducing agent mixer

#70
20190178136
2019-06-13

Installation for depollution of exhaust gases, particularly of an internal-combustion engines, and method using such an installation

#71
20190160424
2019-05-30

VESSEL EXHAUST GAS DENITRATION SYSTEM AND METHOD OF DETERMINING NOZZLE CLOGGING IN THE SAME

#72
20190128519
2019-05-02

Nitrogen oxide (NO) emission reduction in an oxy-combustion furnace

#73
20190101037
2019-04-04

Wire mesh mixing tube

#74
20190099714
2019-04-04

Air pollution control system

#75
20190078482
2019-03-14

INJECTOR FOR REDUCTANT DELIVERY UNIT HAVING REDUCED FLUID VOLUME

#76
20190063296
2019-02-28

Diagnostic and mitigation strategy for reductant injector obstruction in exhaust system

#77
20190055871
2019-02-21

Combustion system

#78
20190055868
2019-02-21

Ammonia generation from engine exhaust at ambient conditions using water-gas shift and ammonia synthesis catalysts

#79
20190054448
2019-02-21

Denitration catalyst and method for producing the same

#80
20190015782
2019-01-17

Exhaust gas reagent vaporization system

#81
20180371975
2018-12-27

Combustion engine exhaust gas purifying facility

#82
20180371974
2018-12-27

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

#83
20180363530
2018-12-20

Thermally isolated reductant dosing unit with hermetic seal

#84
20180355776
2018-12-13

MULTISTAGE AMMONIA INJECTION SYSTEM FOR EXHAUST AFTERTREATMENT SYSTEM

#85
20180345216
2018-12-06

Fluid for carrying out pollution control in heat engines, and methods for preparing said fluids by producing a homogeneous solution

#86
20180304198
2018-10-25

Fluid for purifying heat engines using stable suspensions of metal colloidal particles, and methods for preparing said fluid

#87
20180280965
2018-10-04

Method for recycling denitration catalyst

#88
20180280941
2018-10-04

Method for recycling denitration catalyst

#89
20180280936
2018-10-04

Denitration catalyst and method for producing the same

#90
20180280875
2018-10-04

Combustion system

#91
20180272278
2018-09-27

Combustion system for ships

#92
20180193796
2018-07-12

Boiler

#93
20180169581
2018-06-21

Method, multifunctional filter and system for the removal of particulate matter and noxious compounds from engine exhaust gas

#94
20180169580
2018-06-21

METHOD AND SYSTEM FOR TEMPERATURE CONTROL IN CATALYTIC OXIDATION REACTIONS

#95
20180163594
2018-06-14

Variable spray angle injector arrangement

#96
20180147529
2018-05-31

Flue gas mixing apparatus

#97
20180128147
2018-05-10

Exhaust purification system of internal combustion engine

#98
20180127312
2018-05-10

Method and apparatus for producing cement clinker

#99
20180126332
2018-05-10

Cyclonic injector and method for reagent gasification and decomposition in a hot gas stream

#100
20180106176
2018-04-19

Exhaust gas aftertreatment unit and work vehicle

#101
20180058292
2018-03-01

Mobile selective catalyst reduction system

#102
20180050326
2018-02-22

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

#103
20180043299
2018-02-15

Process for removing COfrom crude natural gas

#104
20180008930
2018-01-11

Removal of hydrogen sulfide and sulfur recovery from a gas stream by catalytic direct oxidation and claus reaction

#105
20180001258
2018-01-04

Urea-water injector module

#106
20180001235
2018-01-04

Strainer

#107
20170350288
2017-12-07

Product for the depollution of exhaust gases, especially from an internal combustion engine, and method for the depollution of exhaust gases using said product

#108
20170348638
2017-12-07

SYSTEM AND METHOD OF REDUCING OXYGEN CONCENTRATION IN AN EXHAUST GAS STREAM

#109
20170341025
2017-11-30

ALDEHYDE DECOMPOSITION CATALYST, EXHAUST GAS TREATMENT APPARATUS, AND EXHAUST GAS TREATMENT METHOD

#110
20170341024
2017-11-30

Selective catalytic reduction (SCR) control optimization

#111
20170321582
2017-11-09

Control device and control method for reducing agent injection device, and reducing agent injection device

#112
20170320014
2017-11-09

Electrostatic fluid injection system

#113
20170314440
2017-11-02

Urea water injection system and method for preventing crystallization in urea water injection device

#114
20170284258
2017-10-05

Reducing agent injection device and exhaust gas treatment method

#115
20170284257
2017-10-05

Reducing agent injection device and exhaust gas treatment device

#116
20170284256
2017-10-05

Reducing agent injection device and exhaust gas treatment method

#117
20170254244
2017-09-07

Exhaust system, especially for an internal combustion engine of a vehicle

#118
20170197178
2017-07-13

Reducing the emission of nitrogen oxide when starting up systems for producing nitric acid

#119
20170122167
2017-05-04

Device for release of reactant into the exhaust gas stream of an internal combustion engine

#120
20170030236
2017-02-02

SUPPLY SYSTEM FOR USE IN A VEHICLE

#121
20170002713
2017-01-05

Exhaust tract having a metering device which sprays counter to a direction of flow, method for operating an exhaust tract and vehicle having an exhaust tract

#122
20170002433
2017-01-05

Blast furnace and method for operating a blast furnace

#123
20160369681
2016-12-22

Exhaust gas purifying device

#124
20160369677
2016-12-22

Reductant dosing correction during no dosing periods

#125
20160356194
2016-12-08

Method and control assembly for operating an exhaust gas system

#126
20160347657
2016-12-01

Method for denitrification of bypass exhaust gases in a plant for producing cement clinker

#127
20160346733
2016-12-01

Method for the cleaning of exhaust gas from a compression ignition engine

#128
20160339382
2016-11-24

Process and system for the purification of waste gases charged with nitrogen oxides

#129
20160339381
2016-11-24

Method for heat-treating a material flow and for cleaning resulting exhaust gases

#130
20160339370
2016-11-24

Fluid reservoir having inlet filtering

#131
20160310896
2016-10-27

Predictive emissions monitor systems and methods

#132
20160310893
2016-10-27

CONSTANT DIRECTION REGENERATIVE SELECTIVE CATALYTIC REDUCTION

#133
20160296924
2016-10-13

Stabilized microporous crystalline material, the method of making the same, and the use for selective catalytic reduction of NO

#134
20160279569
2016-09-29

Method for cleaning bypass gases of the cement or mineral industry, and system of the cement or mineral industry

#135
20160236145
2016-08-18

FLUE GAS TREATMENT METHOD AND DENITRATION/SO3 REDUCTION APPARATUS

#136
20160220954
2016-08-04

Low temperature urea-Scr operation in the presence of high sulphur flue gas

#137
20160129396
2016-05-12

Selective catalytic NOreduction apparatus providing improved gasification of urea

#138
20160017777
2016-01-21

Reducing agent injection device, exhaust gas treatment device and exhaust gas treatment method

#139
20160001224
2016-01-07

Method and system for removing ammonia from a vent gas stream of a urea plant

#140
20150377112
2015-12-31

Reducing agent tank and work vehicle

#141
20150361848
2015-12-17

Exhaust aftertreatment system for a compression-ignition engine

#142
20150352491
2015-12-10

Cyclonic injector and method for reagent gasification and decomposition in a hot gas stream

#143
20150336094
2015-11-26

Honeycomb monolith structure

#144
20150315033
2015-11-05

Ammonia gas generator, method for producing ammonia and use of the same for reducing nitrogen oxides in exhaust gases

#145
20150314238
2015-11-05

Ammonia gas generator and use of the same for reducing nitrogen oxides in exhaust gases

#146
20150308317
2015-10-29

Control method for reducing agent supply apparatus and reducing agent supply apparatus

#147
20150290585
2015-10-15

EXHAUST GAS PURIFICATION DEVICE

#148
20150265967
2015-09-24

Gaseous Mercury Oxidation and Capture

#149
20150204214
2015-07-23

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

#150
20150190753
2015-07-09

Variable spray angle injector arrangement

#151
20150176451
2015-06-25

Cooling structure for urea aqueous solution conduit

#152
20150128576
2015-05-14

Exhaust gas purification system and exhaust gas purification method

#153
20150118132
2015-04-30

Method and system for purifying the exhaust gases of a combustion engine

#154
20150096286
2015-04-09

Exhaust gas purification device for internal combustion engine

#155
20150093315
2015-04-02

Tunable AIG for Improved SCR Performance

#156
20150075143
2015-03-19

System, methods, and apparatus for low temperature dosing in diesel exhaust systems

#157
20150064086
2015-03-05

Electric reagent launcher for reduction of nitrogen

#158
20150027105
2015-01-29

SCR treatment of engine exhaust gases using temperature control

#159
20140369890
2014-12-18

Fuel reformer and exhaust gas purifier using the same

#160
20140356236
2014-12-04

Denitrification apparatus

#161
20140318102
2014-10-30

Exhaust aftertreatment system where an activator material is added to the reductant fed to the catalytic converter

#162
20140314645
2014-10-23

SCR catalyst ammonia surface coverage estimation and control

#163
20140271389
2014-09-18

Solid storage media charging with ammonia for use in selective catalytic reduction

#164
20140227137
2014-08-14

Urea spray selective catalytic reduction control system

#165
20140216309
2014-08-07

System and method for increasing the service life and/or catalytic activity of an SCR catalyst and control of multiple emissions

#166
20140150410
2014-06-05

Ammonia gas generator for producing ammonia in order to reduce nitrogen oxides in exhaust gases

#167
20140147356
2014-05-29

Ammonia gas generator and method for producing ammonia in order to reduce nitrogen oxides in exhaust gases

#168
20140134085
2014-05-15

Fluid flow mixer

#169
20140127100
2014-05-08

Method for the production of ammonia from an ammonia precursor substance in order to reduce nitrogen oxides in exhaust gases

#170
20140112851
2014-04-24

Supplemental ammonia storage and delivery system

#171
20140069087
2014-03-13

Mixing device in an exhaust gas pipe

#172
20140050628
2014-02-20

Exhaust gas purification apparatus for internal combustion engine

#173
20140037522
2014-02-06

Method and apparatus for purging unwanted substances from air

#174
20140000246
2014-01-02

Exhaust gas purification device

#175
20130343959
2013-12-26

COMMON RAIL REDUCTANT INJECTION SYSTEM

#176
20130298996
2013-11-14

Injector grid with two stage mixer

#177
20130263927
2013-10-10

Method and device for ammonia storage and delivery using in-situ re-saturation of a delivery unit

#178
20130259755
2013-10-03

Exhaust gas purification system

#179
20130230443
2013-09-05

Solid ammonia storage and delivery material

#180
20130213511
2013-08-22

Ammonia injection device

#181
20130207035
2013-08-15

Process for the preparation of a urea-comprising aqueous stream

#182
20130164183
2013-06-27

Reducing agent aqueous solution mixing device and exhaust gas post-treatment device

#183
20130139683
2013-06-06

System and method for dense phase sorbent injection

#184
20130125749
2013-05-23

Boosted no-lance injection systems and methods

#185
20130098003
2013-04-25

Method and device for controlled dosing of a gas with fluctuating supply pressure

#186
20130061574
2013-03-14

SCR thawing control system

#187
20130055703
2013-03-07

Exhaust gas purification system for internal combustion engine

#188
20130052107
2013-02-28

Exhaust gas purification apparatus of an internal combustion engine

#189
20130031910
2013-02-07

Efficient Selective Catalyst Reduction System

#190
20120328499
2012-12-27

EXHAUST GAS PURIFICATION CATALYST APPARATUS USING SELECTIVE REDUCTION-TYPE CATALYST AND EXHAUST GAS PURIFICATION METHOD

#191
20120315204
2012-12-13

EXHAUST PURIFICATION DEVICE AND EXHAUST PURIFICATION METHOD FOR DIESEL ENGINE

#192
20120299205
2012-11-29

System for denitrifying exhaust gas capable of preventing blockages in a urea water inflow path and an injection nozzle, and device for supplying urea water capable of preventing the coagulation of urea water

#193
20120288774
2012-11-15

System for storing ammonia in and releasing ammonia from a storage material and method for storing and releasing ammonia

#194
20120269705
2012-10-25

SYSTEM FOR SELECTIVE CATALYST REDUCTION

#195
20120237408
2012-09-20

Exhaust gas purification apparatus for engine

#196
20120230898
2012-09-13

Control system for NOx removal device, NOx removal device provided with the same, boiler plant provided with the same, and method of controlling NOx removal device

#197
20120222411
2012-09-06

Engine exhaust purification device

#198
20120213683
2012-08-23

METHOD FOR TREATING EXHAUST GAS FROM CO2 RECOVERY APPARATUS

#199
20120204541
2012-08-16

EXHAUST MIXER ELEMENT AND METHOD FOR MIXING

#200
20120189521
2012-07-26

Air pollution control device and method for reducing amount of mercury in flue gas

#201
20120171096
2012-07-05

Systems and methods for high efficiency regenerative selective catalytic reduction

#202
20120159928
2012-06-28

System and method for introducing a reductant agent

#203
20120128540
2012-05-24

Air pollution control device

#204
20120100052
2012-04-26

System and method for protection of SCR catalyst and control of multiple emissions

#205
20120087840
2012-04-12

Apparatus for the Purification of Exhaust Gases containing NOx

#206
20120082605
2012-04-05

Exhaust treatment system and method of operation

#207
20120079812
2012-04-05

EXHAUST GAS PURIFICATION APPARATUS OF ENGINE AND EXHAUST GAS PURIFICATION METHOD OF ENGINE

#208
20120055138
2012-03-08

Methods for engine exhaust NOx control using no oxidation in the engine

#209
20120045379
2012-02-23

Method for storing and delivering ammonia from solid storage materials using a vacuum pump

#210
20120036837
2012-02-16

Method and device for the controlled feeding of a reducing agent

#211
20120023909
2012-02-02

Methods and systems for an engine emission control system

#212
20110280768
2011-11-17

AMMONIA SUPPLY DEVICE, AMMONIA SUPPLY METHOD AND EXHAUST GAS PURIFICATION SYSTEM

#213
20110262333
2011-10-27

Controlling ammonia flow in a selective catalytic reduction system during transient non-steady-state conditions

#214
20110262329
2011-10-27

SCR catalyst ammonia surface coverage estimation and control

#215
20110252771
2011-10-20

FLUE GAS PURIFYING DEVICE

#216
20110239629
2011-10-06

Flue gas purifying device

#217
20110239626
2011-10-06

Diesel particulate control

#218
20110239622
2011-10-06

EMISSION TREATMENT SYSTEM AND METHOD OF OPERATION

#219
20110233461
2011-09-29

Method for minimizing the diameter of a urea solution, urea solution and use of a surfactant in urea solution

#220
20110229388
2011-09-22

System and method for increasing the service life and/or catalytic activity of an SCR catalyst and control of multiple emissions

#221
20110167799
2011-07-14

NOemission reduction system and method

#222
20110165040
2011-07-07

DEVICE FOR REMEDIATING EMISSIONS AND METHOD OF MANUFACTURE

#223
20110162353
2011-07-07

Mixing device in an exhaust gas pipe

#224
20110150732
2011-06-23

Method and device for controlling the supply of a reducing agent to an SCR system

#225
20110146243
2011-06-23

Exhaust gas aftertreatment system for a diesel engine and method of increasing a temperature of an SCR catalyst to reduce NOin exhaust gases

#226
20110146241
2011-06-23

METHOD FOR OPERATING A UREA-WATER SOLUTION METERING SYSTEM AND MOTOR VEHICLE USING THE SYSTEM

#227
20110088375
2011-04-21

Exhaust purification apparatus for internal combustion engine

#228
20110073806
2011-03-31

Connected heat conducting structures in solid ammonia storage systems

#229
20110073139
2011-03-31

METHOD FOR REMOVING A CATALYST INHIBITOR FROM A SUBSTRATE

#230
20110047995
2011-03-03

CATALYST AND METHOD OF MANUFACTURE

#231
20110047990
2011-03-03

Exhaust gas purifier and system for exhaust gas purification

#232
20110047972
2011-03-03

Device and method for metering a reducing agent into an exhaust gas system of a motor vehicle

#233
20110041783
2011-02-24

Steam Generator

#234
20110036072
2011-02-17

Diagnosis apparatus for reducing agent supply apparatus

#235
20110033360
2011-02-10

METHOD OF OPERATING HYDROLYTIC SEPARATOR

#236
20110023466
2011-02-03

SCR exhaust gas aftertreatment device

#237
20110008230
2011-01-13

Systems and methods for high efficiency regenerative selective catalytic reduction

#238
20110005438
2011-01-13

Method For The Selective Catalytic Reduction Of Nitrogen Oxides In Combustion Flue Gases And System For Implementing It

#239
20110002830
2011-01-06

SELECTIVE CATALYTIC REDUCTION OF NOx ENABLED BY SIDESTREAM UREA DECOMPOSITION

#240
20110002829
2011-01-06

Mercury reduction system and mercury reduction method of flue gas containing mercury

#241
20110002828
2011-01-06

Mercury reduction system and mercury reduction method of flue gas containing mercury

#242
20110002827
2011-01-06

Mercury reduction system

#243
20110000191
2011-01-06

EXHAUST GAS TREATMENT SYSTEM AND METHOD

#244
20100326052
2010-12-30

Method for monitoring ammonia storage in an exhaust aftertreatment system

#245
20100322835
2010-12-23

Heat recovery device for a boiler

#246
20100319321
2010-12-23

Engine Powered Machine

#247
20100318471
2010-12-16

Systems and Methods for Monitoring the Quality of a Reducing Agent

#248
20100307133
2010-12-09

EXHAUST GAS CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE, AND METHOD OF CONTROLLING THE SAME

#249
20100263352
2010-10-21

Exhaust system

#250
20100251699
2010-10-07

System and method for obtaining an optimal estimate of NOx emissions

#251
20100236220
2010-09-23

Exhaust emission purifying apparatus for engine

#252
20100229531
2010-09-16

Apparatus, system, and method for controlling reductant dosing in an SCR catalyst system

#253
20100223908
2010-09-09

Ammonia (NH) storage control system and method based on a nitrogen oxide(NO) sensor

#254
20100221164
2010-09-02

NOemission control system for hydrocarbon fueled power source

#255
20100215558
2010-08-26

Method and apparatus for operation of CO/VOC oxidation catalyst to reduce NOformation for gas turbine

#256
20100205940
2010-08-19

EXHAUST EMISSION CONTROL SYSTEM OF INTERNAL COMBUSTION ENGINE AND EXHAUST EMISSION CONTROL METHOD

#257
20100205935
2010-08-19

Reducing coking over Ag/AlOHC-SCR catalyst

#258
20100205927
2010-08-19

Apparatus for a nitrogen purge system

#259
20100204905
2010-08-12

Control unit of diesel engine

#260
20100170233
2010-07-08

System for admixing a reducing agent to an exhaust gas flow of an internal-combustion engine

#261
20100170229
2010-07-08

EXHAUST GAS SYSTEM FOR A MOTOR VEHICLE

#262
20100170226
2010-07-08

DIAGNOSTIC METHOD FOR A REAGENT MATERIAL TO BE INTRODUCED INTO AN EXHAUST GAS REGION OF AN INTERNAL COMBUSTION ENGINE AND DEVICE FOR PERFORMING THE METHOD

#263
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2010-05-27

Dual bed catalyst system for NOx reduction in lean-burn engine exhaust

#264
20100115928
2010-05-13

Aqueous urea solution feed device of an internal combustion engine

#265
20100107612
2010-05-06

Exhaust purification apparatus for an engine

#266
20100107609
2010-05-06

Method for controlling a SCR catalyst

#267
20100107604
2010-05-06

AMMONIA GENERATOR, VEHICLE AND METHOD FOR GENERATING AMMONIA

#268
20100098612
2010-04-22

Method and architecture for reducing NOX and particulate matter emissions in exhaust gas from hydrocarbon fuel source with a fuel lean combustion mixture

#269
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2010-04-08

Method for the preparation of a reducing agent composition

#270
20100083643
2010-04-08

Exhaust gas purification apparatus for internal combustion engine

#271
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2010-04-08

Degradation diagnostic apparatus for NOx catalyst

#272
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2010-03-11

Method and device for ammonia storage and delivery using in situ re-saturation of a delivery unit

#273
20100061907
2010-03-11

Selective catalytic NOreduction process and control system

#274
20100055014
2010-03-04

Selective catalytic reduction of NOenabled by urea decomposition heat-exchanger bypass

#275
20100050615
2010-03-04

Efficient Release of Ammonia from a Solid Ammonia Storage Medium

#276
20100050613
2010-03-04

Process for reducing NOx emissions from engine exhaust using LNT and SCR components

#277
20100050601
2010-03-04

Exhaust gas purifier of construction machine

#278
20100037598
2010-02-18

Method for providing ammonia for the selective catalytic reduction of nitrogen oxides and corresponding device

#279
20100031640
2010-02-11

Exhaust purification device of internal combustion engine

#280
20100028228
2010-02-04

Current storage estimation for selective catalytic reduction catalysts

#281
20100024403
2010-02-04

High density storage of ammonia

#282
20100024400
2010-02-04

EMISSION CONTROL SYSTEM AND METHOD

#283
20100021780
2010-01-28

System for Storing Ammonia In and Releasing Ammonia from a Stroage Material and Method for Storing and Releasing Ammonia

#284
20100021355
2010-01-28

Method and apparatus for reducing a nitrogen oxide

#285
20100015022
2010-01-21

Aqueous solution for the treatment of exhaust gases of diesel engines

#286
20090324453
2009-12-31

Catalytic devices for converting urea to ammonia

#287
20090313976
2009-12-24

Method of storing and delivering ammonia and the use of electromagnetic radiation for desorption of ammonia from a chemical complex

#288
20090305425
2009-12-10

In-Line Localized Monitoring of Catalyst Activity in Selective Catalytic NOx Reduction Systems

#289
20090304559
2009-12-10

Method and apparatus for reducing a nitrogen oxide, and control thereof

#290
20090301059
2009-12-10

Exhaust purification device of internal combustion engine

#291
20090297417
2009-12-03

Selective catalytic NOreduction process and apparatus providing improved gassification of urea to form ammonia-containing gas

#292
20090280047
2009-11-12

Solid ammonia storage and delivery material

#293
20090277162
2009-11-12

INJECTION METHOD AND DEVICE FOR INJECTING A REDUCING SUBSTANCE INTO AN EXHAUST SYSTEM OF AN INTERNAL COMBUSTION ENGINE

#294
20090272102
2009-11-05

Apparatus, system, and method for reducing NOemissions on an SCR catalyst

#295
20090269265
2009-10-29

Exhaust gas purification method using selective reduction catalyst

#296
20090269262
2009-10-29

Air pollutant control system and method for removing mercury in flue gas

#297
20090260350
2009-10-22

ENHANCED AFTERTREATMENT APPARATUS REGENERATION USING SPATIALLY CONTROLLED HYDROGEN-RICH GAS

#298
20090255232
2009-10-15

Exhaust gas subsequent treatment method and method therefor

#299
20090249768
2009-10-08

Exhaust Purification System of Internal Combustion Engine

#300
20090217650
2009-09-03

Device for introducing a liquid substance into the exhaust gas of an internal combustion engine