ClassID:

30497

B01D2257/404 - CPC Classification

Classification description:

Components to be removed; Nitrogen compounds Nitrogen oxides other than dinitrogen oxide

Recent Application in this class:
#1
20260151731
2026-06-04

CARBON DIOXIDE PIPELINE ADDITIVES

#2
20260145130
2026-05-28

CARBON CAPTURE DEVICE

#3
20260145124
2026-05-28

CONTROL SYSTEMS AND METHODS FOR EXHAUST POLLUTION MITIGATION

#4
20260138124
2026-05-21

Production Method for Exhaust Gas Purification Catalyst and Chemical Solution Plate used in said Production Method

#5
20260138072
2026-05-21

MULTI-PELLET PACKED BED TECHNOLOGY

#6
20260131319
2026-05-14

PROCESS FOR THE PRODUCTION OF AEI-TYPE ZEOLITIC MATERIALS HAVING A DEFINED MORPHOLOGY

#7
20260131318
2026-05-14

ZEOLITE CATALYSTS WITH PAIRED HETEROATOMS AND METHODS THEREOF

#8
20260131284
2026-05-14

THREE-WAY CATALYST AND METHOD FOR MANUFACTURING THE SAME

#9
20260126000
2026-05-07

CONTROL DEVICE AND INJECTION METHOD OF UREA SOLUTION

#10
20260124603
2026-05-07

COMPOSITE CATALYST FOR HYDROGEN-SELECTIVE CATALYTIC REDUCTION, METHOD OF PREPARING THE SAME, AND AIR PURIFICATION DEVICE INCLUDING COMPOSITE CATALYST

#11
20260124581
2026-05-07

Exhaust Gas Purifying Catalyst and Catalyst Body using the Same

#12
20260116768
2026-04-30

METHOD FOR PRODUCING AMMONIUM NITRATE USING NITROGEN DIOXIDE IN CEMENT EXHAUST GAS

#13
20260115704
2026-04-30

PREPARATION METHOD FOR AND USE OF MOLECULAR SIEVE-BASED HONEYCOMB MONOLITHIC DENITRIFICATION CATALYST

#14
20260115693
2026-04-30

METHOD FOR INCREASING LOADING CAPACITY OF HONEYCOMB CATALYST SUPPORT AND PREPARATION OF DENITRIFICATION CATALYST BASED ON CATALYST SUPPORT

#15
20260115686
2026-04-30

Activated Amino Containing Metal Organic Framework (MOF) Compositions, Process of Making and Process of Use Thereof

#16
20260110259
2026-04-23

SYSTEMS AND METHODS FOR TREATMENT OF GAS ENGINE EXHAUST

#17
20260110258
2026-04-23

CATALYST PREHEATING SYSTEM

#18
20260108865
2026-04-23

GAS CAPTURE USING POLYMERIC PARTICLES

#19
20260102760
2026-04-16

METHODS FOR PREPARING MOLECULAR SIEVES USING 1,1-DIETHYL-2,6-DIMETHYLPIPERIDIN-1-IUM AND MOLECULAR SIEVES PREPARED THEREFROM

#20
20260102739
2026-04-16

CATALYST FOR THE TREATMENT OF AN EXHAUST GAS STREAM CONTAINING ONE OR MORE OF FORMALDEHYDE, NITROGEN OXIDE (NO), AND HYDROCARBONS COMPRISING MN SUPPORTED ON A CUO-AL2O3 MIXED OXIDE

#21
20260097364
2026-04-09

CATALYZED PARTICULATE FILTER

#22
20260097363
2026-04-09

Catalyst for Exhaust Gas Purification

#23
20260097360
2026-04-09

METHODS AND SYSTEMS FOR COLLABORATIVE PREDICTION AND INTELLIGENT CONTROL OF MULTIPLE POLLUTANTS IN WASTE INCINERATION FLUE GAS

#24
20260092548
2026-04-02

DUAL SCR SYSTEM AND CONTROL METHOD THEREOF

#25
20260084110
2026-03-26

METHOD FOR REDUCING NOX IN A NITRIC ACID PLANT DURING TRANSITORY EVENTS

#26
20260084106
2026-03-26

METHOD AND SYSTEM FOR GAS SEPARATION IN FIXED BEDS

#27
20260077299
2026-03-19

GAS SEPARATION MEMBRANES, METHODS OF PREPARING MEMBRANES, AND METHODS OF SEPARATING GASES

#28
20260077289
2026-03-19

REDUCTION OF EMISSIONS IN THE VEHICLE INTERIOR

#29
20260071342
2026-03-12

SYSTEM AND METHOD FOR PRODUCTION OF A FUEL FROM A CO2-RICH FLUE GAS

#30
20260070045
2026-03-12

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

#31
20260063060
2026-03-05

SYSTEMS AND METHODS FOR MANAGING AMMONIA SLIP IN AN AFTERTREATMENT SYSTEM

#32
20260055959
2026-02-26

CO2 PURIFICATION UNIT WITH HIGH PRESSURE FEED

#33
20260055718
2026-02-26

REDUCTANT DELIVERY SYSTEM, EXHAUST TREATMENT SYSTEM AND VEHICLE COMPRISING THE EXHAUST TREATMENT SYSTEM

#34
20260054260
2026-02-26

CATALYZED PARTICULATE FILTER AND METHOD FOR PRODUCING THE SAME

#35
20260054218
2026-02-26

SEPARATION OF CARBON DIOXIDE AND OTHER ACID GASES FROM FLUE GAS USING PHYSICAL SOLVENTS AND ALKALI

#36
20260048996
2026-02-19

METHODS OF MANUFACTURE AND USE OF CALCIUM HYDROXIDE GRANULES FOR CARBON DIOXIDE CAPTURE

#37
20260042062
2026-02-12

PLANT AND METHOD FOR THE PURIFICATION OF FUMES AND RECOVERY OF SECONDARY RAW MATERIAL

#38
20260042056
2026-02-12

REACTOR CONTROL SYSTEM

#39
20260027560
2026-01-29

CATALYST FOR SYNERGISTIC REMOVAL OF NITROGEN OXIDES AND CO AS WELL AS PREPARATION METHOD AND USE THEREOF

#40
20260027512
2026-01-29

SOLID-PHASE LIQUID MEMBRANE METHOD FOR PURIFYING NITROGEN OXIDE WASTE GAS

#41
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

#42
20260014541
2026-01-15

SYSTEM AND METHOD OF GAS TREATMENT WITH BIOCHAR SORBENT SYSTEM IN POWER PLANT

#43
20260014520
2026-01-15

PLATINUM PARTITIONING IN CATALYST ARTICLE FOR THREE-WAY CATALYSIS

#44
20260007998
2026-01-08

REGENERABLE SOLVENT MIXTURES FOR ACID-GAS SEPARATION

#45
20260001025
2026-01-01

SORPTION FILTER ELEMENT, SORPTION FILTER CARTRIDGE, AND METHOD OF MANUFACTURING SORPTION FILTER ELEMENT

#46
20250387783
2025-12-25

EXHAUST GAS PURIFICATION DEVICE

#47
20250381553
2025-12-18

SORBENTS FOR REMOVAL OF NITROGEN OXIDES AND METHOD OF MAKING

#48
20250381547
2025-12-18

APPARATUS, SYSTEM AND METHOD USING NONTHERMAL PLASMA

#49
20250381525
2025-12-18

EXHAUST GAS PURIFICATION DEVICE AND METHOD FOR MANUFACTURING EXHAUST GAS PURIFICATION DEVICE

#50
20250381509
2025-12-18

SORBENTS FOR REMOVAL OF NITROGEN OXIDES AND METHOD OF MAKING

#51
20250376938
2025-12-11

AFTERTREATMENT SYSTEM INCLUDING DIFFERENTIAL PRESSURE SENSORS AND PRESSURE TUBE SEGMENTS

#52
20250375736
2025-12-11

SCR CATALYSTS WITH BLENDED OXIDES AND H-ZEOLITES

#53
20250368510
2025-12-04

Methods and Systems for Removing Contaminants from Gas

#54
20250367647
2025-12-04

SYNTHESIS OF A CATALYST COMPRISING A HIGH-PURITY NU-86 ZEOLITE AND IRON FOR THE CONVERSON OF NOX AND N2O

#55
20250367603
2025-12-04

TWO-LAYER, THREE-WAY CATALYST WITH SIGNIFICANTLY IMPROVED CO CONVERSION

#56
20250367601
2025-12-04

CATALYSTS FOR SELECTIVE NITROGEN OXIDE REDUCTION AND ITS MANUFACTURING METHOD

#57
20250360499
2025-11-27

A DIESEL OXIDATION CATALYST AND A METHOD FOR ITS MANUFACTURE

#58
20250360447
2025-11-27

FIBERBED MIST COLLECTOR WITH IMPROVED FILTERING

#59
20250354512
2025-11-20

AFTERTREATMENT SYSTEM INCLUDING MIXER WITH EXHAUST SAMPLING FLANGE

#60
20250354509
2025-11-20

LIQUID SUPPLY DEVICE FOR A MOTOR VEHICLE

#61
20250353788
2025-11-20

METHOD FOR MANUFACTURING CEMENT CLINKER AND CEMENT PLANT

#62
20250352991
2025-11-20

UNCALCINED CATALYST PRECURSOR FOR A DIESEL OXIDATION CATALYST

#63
20250339850
2025-11-06

METHOD FOR MANUFACTURING EXHAUST GAS-PURIFYING CATALYST FOR INHIBITING SINTERING OF ACTIVE PRECIOUS METAL COMPONENT

#64
20250339817
2025-11-06

A PROCESS FOR THE NITRIC OXIDE ABATEMENT THROUGH BIOLOGICAL TREATMENTS

#65
20250325944
2025-10-23

ZONED THREE-WAY CONVERSION CATALYSTS COMPRISING PLATINUM, PALLADIUM, AND RHODIUM

#66
20250314186
2025-10-09

PRE-HEAT SYSTEM FOR UPSTREAM ELEMENTS AND CATALYSTS OF A SELECTIVE CATALYTIC REDUCTION DEVICE

#67
20250312778
2025-10-09

TERNARY PLATINUM ALLOYS WITH TRANSITION METALS FOR ENHANCED OXIDATION ACTIVITY

#68
20250303385
2025-10-02

OPTICAL FIBER REACTOR FOR TREATMENT OF GAS PHASE CONTAMINANTS

#69
20250303365
2025-10-02

EXHAUST GAS PURIFICATION CATALYST

#70
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

#71
20250303361
2025-10-02

SYSTEM AND METHOD FOR OXIDATIVE ADSORPTION IN A MOVING BED REACTOR WITH REGENERATED ACTIVATED CARBON

#72
20250303358
2025-10-02

EXHAUST GAS TREATMENT SYSTEM, POWER GENERATION FACILITY COMPRISING SAME, AND EXHAUST GAS TREATMENT METHOD

#73
20250290474
2025-09-18

Apparatus and Method for Simultaneous Hydrogen Production and Emission Control

#74
20250288938
2025-09-18

HYDROCARBON TRAP, EXHAUST PURIFICATION DEVICE AND HYBRID VEHICLE

#75
20250281877
2025-09-11

A PROCESS FOR TREATING GAS STREAMS WITH HIGH CONCENTRATION OF N2O

#76
20250276284
2025-09-04

CATALYST FOR THE SELECTIVE CATALYTIC REDUCTION OF NOX

#77
20250276277
2025-09-04

MULTI-MODAL AIR PURIFICATION SYSTEM WITH DIFFERENT ABSORBERS FOR DIFFERENT LOADING REQUIREMENTS

#78
20250262584
2025-08-21

NOx REMOVAL FOR CRYOGENIC CARBON CAPTURE FROM FLUE GAS

#79
20250256916
2025-08-14

CONTAINER MODULE AND FUNCTIONAL UNIT

#80
20250250174
2025-08-07

HYDROGENCARBONATE PRODUCING SYSTEM AND HYDROGENCARBONATE PRODUCING METHOD

#81
20250249406
2025-08-07

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

#82
20250242341
2025-07-31

PREPARATION METHOD FOR ACTIVATED COKE CATALYST CAPABLE OF SIMULTANEOUSLY REMOVING NO, SO2 AND HCl

#83
20250242308
2025-07-31

OXIDATION CATALYST FOR EXHAUST GAS PURIFICATION AND EXHAUST GAS OXIDATION METHOD USING SAME

#84
20250235824
2025-07-24

EXHAUST GAS PURIFICATION CATALYST, METHOD FOR PURIFYING EXHAUST GAS, AND METHOD FOR PRODUCING EXHAUST GAS PURIFICATION CATALYST

#85
20250235823
2025-07-24

DIESEL EXHAUST FLUID WITH INORGANIC ADDITIVE

#86
20250229213
2025-07-17

ACID GAS ADSORPTION DEVICE

#87
20250222442
2025-07-10

ORGANO-TEMPLATE FREE FER SYNTHESIS

#88
20250214073
2025-07-03

METHOD FOR MANUFACTURING HIGH-EFFICIENCY DENITRATION CATALYSTS, METHOD FOR MODIFYING THE SURFACE OF PTFE FIBERS BY MIXING SOLID PARTICLES, AND METHOD FOR MANUFACTURING PTFE CATALYST FILTER

#89
20250214071
2025-07-03

LAYERED AND PARTITIONED CATALYST ARTICLE

#90
20250214024
2025-07-03

PRE-TREATMENT METHOD, CARBON DIOXIDE COLLECTION METHOD, AND DEVICE FOR EXECUTING THESE METHODS

#91
20250214021
2025-07-03

GAS FILTER SYSTEM

#92
20250205690
2025-06-26

A CHA TYPE ZEOLITE AND THE METHOD OF SYNTHESISING SAID ZEOLITE

#93
20250205642
2025-06-26

Copper and Manganese Containing Chabazite SCR Catalyst for N2O Reduction

#94
20250197304
2025-06-19

ORGANIC ASH TEA PRODUCTION FOR IRRIGABLE NITROGEN FERTILIZER

#95
20250196065
2025-06-19

GAS REMEDIATION DEVICE

#96
20250196052
2025-06-19

FILTER BODY, FILTER ELEMENT, AND FILTER ASSEMBLY

#97
20250186971
2025-06-12

METAL ORGANIC FRAMEWORK

#98
20250186968
2025-06-12

ADSORBENT, ITS PREPARATION AND USE

#99
20250179378
2025-06-05

CHEMICAL RECYCLING FACILITY WITH REDUCED WATER CONSUMPTION

#100
20250177918
2025-06-05

DENITRATION CATALYST STRUCTURE

#101
20250172082
2025-05-29

GAS TURBINE FACILITY AND METHOD FOR SUPPRESSING DISCHARGE OF AMMONIA FROM GAS TURBINE FACILITY

#102
20250170527
2025-05-29

SYSTEM AND METHOD FOR LOWERING NITROGEN OXIDES CONTENT FROM TAIL GAS

#103
20250163838
2025-05-22

EXHAUST PURIFICATION APPARATUS

#104
20250163240
2025-05-22

CROSSLINKABLE COMPOSITION AND MOLDED ARTICLE

#105
20250161872
2025-05-22

GAS TREATMENT APPARATUS FOR TREATING NITROGEN OXIDE EXHAUST USING OZONE

#106
20250161864
2025-05-22

SYSTEM AND METHOD FOR TREATING COAL-FIRED FLUE GAS

#107
20250146433
2025-05-08

CATALYTIC PARTIAL WALL-FLOW FILTER

#108
20250144581
2025-05-08

MIXING SYSTEM

#109
20250144568
2025-05-08

NOX REMOVAL DEVICE

#110
20250144567
2025-05-08

CATALYST WITH REGULAR STRUCTURE AND PREPARATION METHOD THEREOF AND METHOD FOR SIMULTANEOUSLY REDUCING BOTH SOX AND NOX FROM FLUE GAS

#111
20250135400
2025-05-01

CRYOGENIC SEPARATION OF CARBON DIOXIDE, SULFUR OXIDES, AND NITROGEN OXIDES FROM FLUE GAS

#112
20250135398
2025-05-01

PROCESS FOR TREATING A NOX CONTAINING GAS

#113
20250135390
2025-05-01

METHOD FOR ANALYZING GAS CONTAINING NITROSYL FLUORIDE, AND METHOD FOR REMOVING NITROSYL FLUORIDE IN GAS

#114
20250129733
2025-04-24

HEATING ELEMENT FOR EXHAUST LINE

#115
20250128206
2025-04-24

SEAL STRUCTURE, HEAT RECOVERY STEAM GENERATOR, AND FLUE GAS SEALING METHOD

#116
20250121327
2025-04-17

BATCH-TYPE COMPLEX TEMPERATURE TREATMENT MACHINE USING HIGH-TEMPERATURE PLASMA, AND METHOD FOR TREATING EXHAUST GAS THEREOF

#117
20250116461
2025-04-10

METHOD AND SYSTEM FOR RECYCLING WASTE MINERALS

#118
20250114779
2025-04-10

A METHOD OF MAKING A CATALYTIC COMPOSITION

#119
20250091000
2025-03-20

System And Methods For Plasma-Based Remediation of SOx and NOx

#120
20250090992
2025-03-20

CONTAMINANT MANAGEMENT SYSTEM FOR CO2 CAPTURE SYSTEM

#121
20250089957
2025-03-20

VACUUM CLEANER

#122
20250075650
2025-03-06

EXHAUST GAS TREATMENT SYSTEM FOR CONTROLLING HYDROCARBON ADSORPTION/DESORPTION IN HYDROCARBON TRAP

#123
20250073686
2025-03-06

PREPARATION AND PRETREATMENT TECHNIQUES OF CU/CEO2 CATALYSTS FOR LOW TEMPERATURE DIRECT DECOMPOSITION OF NOX EXHAUST GAS

#124
20250073635
2025-03-06

ENERGY EFFICIENT POST-COMBUSTION CO2 CAPTURING PROCESS USING IONIC LIQUID ABSORBENT

#125
20250052185
2025-02-13

SYSTEMS AND METHODS FOR COMPENSATING NOX SENSOR MEASUREMENTS TO MEET SUFFICIENCY REQUIREMENTS

#126
20250051228
2025-02-13

PROCESS PLANT FOR CONVERTING A SOLID INPUT MATERIAL INTO A SOLID PROCESS PRODUCT

#127
20250050318
2025-02-13

RHODIUM-FREE TWC CATALYTIC ARTICLE

#128
20250043195
2025-02-06

OXYGEN FIRED FCC REGENERATOR WITH CO2 CAPTURE

#129
20250041803
2025-02-06

MOLECULAR FILTERS FOR SELECTIVE REMOVAL AND REPURPOSING OF GASEOUS FUMES AND EMISSIONS

#130
20250041802
2025-02-06

CONTROLLER AND METHOD FOR CONFIGURING PUMP AND DOSER OF AFTERTREATMENT SYSTEM

#131
20250041801
2025-02-06

Enhancement of the DeNOx SCR Performances of Vanadium-Based SCR Catalysts by Using Washcoats With Different Vanadium Contents

#132
20250041800
2025-02-06

RECOMBINANT MICROORGANISM HAVING ENHANCED NITROGEN OXIDE REDUCTION ABILITY INCLUDING GENETIC MODIFICATION INCREASING EXPRESSION OF ELECTRON-TRANSFER PROTEIN GENE, AND USE THEREOF

#133
20250041798
2025-02-06

VERSATILE SCRUBBING LIQUID FOR REMOVAL OF CONTAMINANTS FROM A GASEOUS STREAM

#134
20250041789
2025-02-06

SIMULTANEOUS REMOVAL OF CARBON DIOXIDE, NOx and SOx USING SINGLE STAGE ABSORPTION COLUMN AND RELATED METHODS

#135
20250035379
2025-01-30

Methods and Systems for Constructing a Hydrocarbon Processing Facility

#136
20250032974
2025-01-30

Integrated Green Energy and Selective Thermo Molecular Separation System, and Process of Generating Electricity and Capturing Predetermined Molecules in Surrounding Environment

#137
20250032971
2025-01-30

CABIN AIR FILTER SYSTEM FOR A VEHICLE AND METHOD FOR CLEANING AIR SUPPLIED TO A VEHICLE CABIN

#138
20250032968
2025-01-30

CABIN AIR FILTER SYSTEM FOR A VEHICLE AND METHOD FOR CLEANING AIR SUPPLIED TO A VEHICLE CABIN

#139
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

#140
20250025829
2025-01-23

Carbon Capture

#141
20250020870
2025-01-16

Carbon Sequestration Methods and Systems

#142
20250011171
2025-01-09

MONO PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#143
20250001405
2025-01-02

CATALYST FOR EXHAUST GAS PURIFICATION AND EXHAUST GAS PURIFICATION METHOD USING SAME

#144
20240424445
2024-12-26

ZONED THREE-WAY CONVERSION CATALYSTS COMPRISING PLATINUM, PALLADIUM, AND RHODIUM

#145
20240416282
2024-12-19

FLUE GAS CONDITIONING

#146
20240416281
2024-12-19

FLUE GAS CONDITIONING

#147
20240416279
2024-12-19

FLUE GAS CONDITIONING

#148
20240416277
2024-12-19

SYSTEM AND A METHOD FOR REDUCING NITROGEN DIOXIDE (NO2) CONTENT IN FLUE GAS

#149
20240416276
2024-12-19

Device system and method having sintering flue gas CO catalytic heat exchange and medium-and-low-temperature SCR denitration connected in series

#150
20240401525
2024-12-05

GAS TURBINE PLANT WITH AMMONIA DECOMPOSITION SYSTEM

#151
20240401512
2024-12-05

SYSTEMS AND METHODS FOR OPERATING PASSIVE NITROGEN OXIDE ADSORBERS IN EXHAUST AFTERTREATMENT SYSTEMS

#152
20240401456
2024-12-05

Method for increasing production and injection of reservoir coupled with flue gas desulfurization and denitrification

#153
20240399353
2024-12-05

EXHAUST GAS PURIFICATION CATALYST

#154
20240399346
2024-12-05

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

#155
20240399345
2024-12-05

APPARATUS FOR REDUCING NOx AND METHOD FOR PREPARING A CATALYST FOR REDUCING NOx

#156
20240399309
2024-12-05

CATALYTIC WALL FLOW FILTER

#157
20240399302
2024-12-05

METHOD FOR REDUCING THE CONTENT OF NITROGEN OXIDES IN A FLUE GAS STREAM OF THERMAL WASTE TREATMENT PLANTS

#158
20240392719
2024-11-28

DIESEL EXHAUST AFTERTREATMENT SYSTEMS AND METHODS

#159
20240392715
2024-11-28

Catalytic system comprising antimony-containing catalyst

#160
20240390878
2024-11-28

GRAIN BOUNDARY AND SURFACE-DOPED RARE EARTH MANGANESE-ZIRCONIUM COMPOSITE COMPOUND AND PREPARATION METHOD AND USE THEREOF

#161
20240390875
2024-11-28

PLATINUM GROUP METAL CAPTURE MATERIALS

#162
20240390853
2024-11-28

EXHAUST GAS PURIFICATION DEVICE

#163
20240390834
2024-11-28

SYSTEM, METHOD, AND APPARATUS FOR AMELIORATING DEPOSITS IN SELECTIVE CATALYTIC REDUCTION SYSTEMS FOR THE REDUCTION OF NITROGEN OXIDE EMISSIONS IN STEAM METHANE REFORMERS

#164
20240382938
2024-11-21

SYNTHESIS OF CHA ZEOLITIC MATERIALS, CHA ZEOLITIC MATERIALS OBTAINABLE THEREFROM AND SCR CATALYSTS COMPRISING THE SAME

#165
20240368504
2024-11-07

ADDITIVE FOR CLEANING SCR SYSTEMS

#166
20240367976
2024-11-07

DUAL PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#167
20240367101
2024-11-07

CARBON CAPTURE DEVICE

#168
20240359166
2024-10-31

LOW-TEMPERATURE NITROGEN OXIDE ADSORBER BASED ON METAL OXIDE-SUPPORTED PLATINUM/GAMMA-ALUMINA CATALYST AND METHOD FOR PREPARING SAME

#169
20240359135
2024-10-31

System and method for lowering nitrogen oxides content from tail gas

#170
20240351015
2024-10-24

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

#171
20240343577
2024-10-17

DUAL PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#172
20240343576
2024-10-17

MONO PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#173
20240342655
2024-10-17

Catalytic Article for Ammonia Slip Removal From Diesel Exhaust Aftertreatment Systems With Low Weight and Faster Heating

#174
20240337207
2024-10-10

Gas turbine facility and method for suppressing discharge of ammonia from gas turbine facility

#175
20240336481
2024-10-10

DUAL PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#176
20240335825
2024-10-10

EXHAUST GAS PURIFICATION CATALYST

#177
20240335824
2024-10-10

A METHOD OF SYNTHESIZING A LOW SAR CHABAZITE ZEOLITE AND THE ZEOLITE OBTAINED THEREBY

#178
20240335815
2024-10-10

Activated amino containing metal organic framework (MOF) compositions, process of making and process of use thereof

#179
20240327232
2024-10-03

METHOD FOR THE PRODUCTION OF GRANULES COMPRISING A MAGNESIUM ION-COMPRISING MATERIAL

#180
20240326015
2024-10-03

GAS CAPTURE USING POLYMERIC PARTICLES

#181
20240325974
2024-10-03

SYSTEMS AND METHODS FOR OBTAINING NITROGEN AND CARBON DIOXIDE FROM A FLUE GAS

#182
20240316496
2024-09-26

NOX ADSORBER DIESEL OXIDATION CATALYST

#183
20240307854
2024-09-19

EXHAUST GAS PURIFYING CATALYST

#184
20240307813
2024-09-19

METHODS AND SYSTEMS FOR THE REMOVAL OF IMPURITIES IN A FLUE GAS

#185
20240301812
2024-09-12

DIESEL ENGINE

#186
20240299889
2024-09-12

AMMONIA MIXING SYSTEM AND USE THEREOF

#187
20240299881
2024-09-12

ENHANCED REPLACEMENT OF SELECTIVE CATALYTIC REDUCTION BEDS IN ETHYLENE FURNACES

#188
20240293805
2024-09-05

INDUCTIVELY HEATED NOX ADSORBER

#189
20240287928
2024-08-29

EXHAUST GAS AFTERTREATMENT SYSTEM

#190
20240286908
2024-08-29

PROCESS AND APPARATUS FOR SCRUBBING A GAS STREAM

#191
20240280040
2024-08-22

Exhaust purification apparatus

#192
20240279053
2024-08-22

AMMONIA CRACKING FOR GREEN HYDROGEN WITH NOX REMOVAL

#193
20240278164
2024-08-22

ROUND FILTER ELEMENT FOR FILTERING GASEOUS FLUID

#194
20240278163
2024-08-22

ROUND FILTER ELEMENT AND FILTER DEVICE

#195
20240278162
2024-08-22

ROUND FILTER ELEMENT AND FILTER DEVICE

#196
20240269657
2024-08-15

COMPOSITE ZEOLITE SCR CATALYST, PREPARATION METHOD THEREFOR AND USE THEREOF

#197
20240269613
2024-08-15

TRANSITION METAL INCORPORATED ALUMINA FOR IMPROVED THREE WAY CATALYSTS

#198
20240269612
2024-08-15

SULFUR-CONTAINING ORGANIC COMPOUND ASSISTED METAL NANOPARTICLE SYNTHESIS FOR THREE-WAY CATALYSIS APPLICATION

#199
20240269611
2024-08-15

SCR CATALYST ARTICLE AND SYSTEMS FOR REDUCING N2O IN EXHAUST GAS

#200
20240261769
2024-08-08

Isolated Metal Species in Metal-Zeolite Catalytic Material for Low Temperature SCR of NOx with NH3

#201
20240261727
2024-08-08

A PROCESS AND PLANT FOR CARBON EXTRACTION

#202
20240254908
2024-08-01

AQUEOUS COMPOSITION FOR THE TREATMENT OF EXHAUST GASES WITH IMPROVED ANTIFOAMING PROPERTIES

#203
20240253018
2024-08-01

LAYERED CATALYSTS FOR PURIFYING EXHAUST GAS STREAMS AND METHODS OF MAKING THE SAME

#204
20240240335
2024-07-18

NOx ACTIVATION TO AMMONIA

#205
20240238725
2024-07-18

CATALYST COMPOSITION

#206
20240229697
2024-07-11

METHOD FOR CONTROLLING THE OPERATION OF AN ENGINE SYSTEM

#207
20240226864
2024-07-11

AMMONIA SLIP CATALYST FILTER

#208
20240226862
2024-07-11

SULFUR-RESISTANT METAL PROMOTED SMALL PORE ZEOLITE CATALYSTS

#209
20240226808
2024-07-11

DETACHABLE CHEMICAL FILTERS

#210
20240226807
2024-07-11

ENERGY OPTIMIZATION IN COMBINED WASTE GAS TREATMENT AND CARBON CAPTURE SYSTEMS

#211
20240218818
2024-07-04

SYSTEMS AND METHODS FOR MANAGING AMMONIA SLIP WITH A HEATER

#212
20240216864
2024-07-04

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

#213
20240210066
2024-06-27

SYSTEM FOR DETECTING AND CLEANING AIR POLLUTION IN INDOOR SPACE WITH HEATING, VENTILATION AND AIR CONDITIONING

#214
20240210031
2024-06-27

COMBUSTION GAS COOLING DEVICE

#215
20240207830
2024-06-27

SCR CATALYST COMPRISING ZEOLITIC MATERIAL HAVING AFT FRAMEWORK STRUCTURE AND SYNTHESIS OF THE SAME

#216
20240207829
2024-06-27

CU-ZN-SSZ-13 MOLECULAR SIEVE COMPOSITE CATALYST AND PREPARATION METHOD THEREOF

#217
20240207826
2024-06-27

NOVEL NANOPARTICLE ALLOYS AND CATALYTIC COMPOSITIONS COMPRISING THE SAME FOR EMISSION CONTROLS

#218
20240207823
2024-06-27

LAYERED CATALYTIC ARTICLE

#219
20240207772
2024-06-27

System, apparatus, and method for capture of multi-pollutants from industrial gases and/or exhausts

#220
20240189798
2024-06-13

SORBENTS FOR REMOVAL OF NITROGEN OXIDES AND METHOD OF MAKING

#221
20240189771
2024-06-13

PLATINUM-CONTAINING THREE-WAY CATALYST FOR CLOSE-COUPLED ENGINE APPLICATION

#222
20240189756
2024-06-13

SCRUBBER FOR HVAC SYSTEM

#223
20240183299
2024-06-06

Exhaust-gas treatment arrangement

#224
20240181425
2024-06-06

Modified Metal-Organic Framework (MOF) Compositions, Process of Making and Process of Use Thereof

#225
20240181385
2024-06-06

ISOLATED PLASMA TUBE TREATMENT SYSTEMS

#226
20240175574
2024-05-30

SYSTEM AND METHOD FOR THE REGENERATIVE THERMAL OXIDATION OF CRUDE GAS

#227
20240167410
2024-05-23

CATALYTIC ARTICLE COMPRISING VANADIUM-BASED CATALYST AND MOLECULAR SIEVE-BASED CATALYST

#228
20240165561
2024-05-23

AN AMMONIA OXIDATION CATALYST AND METHODS FOR ITS PREPARATION

#229
20240157348
2024-05-16

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

#230
20240151175
2024-05-09

Systems and methods for compensating NOx sensor measurements to meet sufficiency requirements

#231
20240151174
2024-05-09

Systems and methods for operating passive nitrogen oxide adsorbers in exhaust aftertreatment systems

#232
20240149260
2024-05-09

EXHAUST GAS PURIFICATION DEVICE

#233
20240149251
2024-05-09

EXHAUST GAS PURIFICATION CATALYST COMPOSITION AND EXHAUST GAS PURIFICATION CATALYST

#234
20240149210
2024-05-09

COMBINATION CARBON MONOXIDE AND NITROGEN DIOXIDE SCRUBBER TREATMENT AND PROCESS

#235
20240141816
2024-05-02

Method of operating a reducing agent injector

#236
20240141814
2024-05-02

Control device, control method, and exhaust purification system

#237
20240139678
2024-05-02

FLUE GAS PURIFICATION SYSTEM FOR HAZARDOUS WASTE INCINERATION AND PURIFICATION METHOD

#238
20240133329
2024-04-25

Method for controlling the operation of an engine system

#239
20240131498
2024-04-25

SULFUR-RESISTANT METAL PROMOTED SMALL PORE ZEOLITE CATALYSTS

#240
20240130371
2024-04-25

ENVIRONMENTAL PROTECTION SYSTEMS AND METHODS OF GREENHOUSE GAS CAPTURE VIA CALCIUM HYDROXIDE

#241
20240124992
2024-04-18

NOVEL NICKEL FOAM HAVING HIERARCHICAL PORE STRUCTURE, METHOD OF PRODUCING THE SAME, AND APPLICATION THEREOF

#242
20240123403
2024-04-18

CATALYST FOR THE ABATEMENT OF AMMONIA FROM THE EXHAUST OF GASOLINE INTERNAL COMBUSTION ENGINES

#243
20240123392
2024-04-18

METHOD AND SYSTEM FOR REDUCTION OF UNWANTED GASES IN INDOOR AIR

#244
20240116038
2024-04-11

ZEOLITIC MATERIAL HAVING A CHA-LIKE FRAMEWORK STRUCTURE AND SYNTHESIS OF THE SAME

#245
20240116033
2024-04-11

Preparation method and application of coated vanadium-tungsten-titanium oxide monolithic SCR catalyst

#246
20240115998
2024-04-11

GASOLINE ENGINE EXHAUST GAS PURIFYING CATALYST FILTER

#247
20240115996
2024-04-11

METHODS AND SYSTEMS FOR REDUCING NITROGEN OXIDES (NOx) IN A HEAT GENERATION UNIT USING SOUR WATER STRIPPER VAPOR

#248
20240113317
2024-04-04

FUEL CELL CHEMICAL FILTER MONITORING SYSTEM AND METHODS

#249
20240109060
2024-04-04

CATALYTICALLY ACTIVE PARTICLE FILTER WITH A HIGH DEGREE OF FILTRATION EFFICIENCY

#250
20240109036
2024-04-04

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

#251
20240109026
2024-04-04

EXHAUST GAS TREATMENT APPARATUS

#252
20240093867
2024-03-21

SELECTIVE CATALYTIC REDUCTION CATALYST MODULE SUPPORT SYSTEM AND INSTALLATION METHOD

#253
20240091751
2024-03-21

COPPER CHA ZEOLITE CATALYSTS

#254
20240091702
2024-03-21

CHEMICAL SEQUESTERING OF CO2, NOx and SO2

#255
20240091699
2024-03-21

SORPTION FILTER ELEMENT

#256
20240075463
2024-03-07

PARTICLES FOR EXHAUST GAS PURIFICATION CATALYST

#257
20240075427
2024-03-07

Catalytic system and method for the removal of HCN from off-gases of a fluid cracking unit using same, and FCC unit assembly including the catalytic system

#258
20240066503
2024-02-29

NITROGEN OXIDE REMOVING DENITRIFICATION CATALYST HAVING HIGH DURABILITY AGAINST SULFUR DIOXIDE, METHOD FOR PREPARING THE SAME, AND METHOD FOR REMOVING NITROGEN OXIDE USING THE SAME

#259
20240058791
2024-02-22

PLATINUM GROUP METAL CATALYST COMPOSITION FOR TWC APPLICATION

#260
20240058751
2024-02-22

SULPHUR TOLERANCE IN Cu-SCR CATALYSTS

#261
20240058750
2024-02-22

IMPROVING CATALYTIC EFFICIENCY OF FLUE GAS FILTRATION THROUGH SALT FORMATION BY USING AT LEAST ONE OXIDIZING AGENT

#262
20240033719
2024-02-01

CATALYTIC FILTER FOR GASOLINE ENGINE EXHAUST TREATMENT

#263
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

#264
20240033684
2024-02-01

TREATMENT OF ACID GASES USING MOLTEN ALKALI METAL BORATES, AND ASSOCIATED METHODS OF SEPARATION

#265
20240025787
2024-01-25

FURNACE OPERATION METHOD

#266
20240024860
2024-01-25

Catalyst Composition Comprising Magnetic Material Adapted for Inductive Heating

#267
20240024819
2024-01-25

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

#268
20240017245
2024-01-18

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

#269
20240009652
2024-01-11

SCR Catalyst Compositions and SCR Catalytic Articles Comprising Said Catalyst Compositions

#270
20240001354
2024-01-04

Multifunctional catalyst for hydrocarbon oxidation and selective catalytic reduction of NOx

#271
20240001332
2024-01-04

NOXIOUS GAS PURIFICANT AND ITS PREPARATION AND PURIFICATION METHOD THEREOF

#272
20240001299
2024-01-04

EXHAUST GAS PURIFICATION SYSTEM FOR STOICHIOMETRIC-COMBUSTION ENGINES

#273
20240001283
2024-01-04

Carbon Dioxide Capture

#274
20230406700
2023-12-21

Processes and Systems for Upgrading a Hydrocarbon-Containing Feed

#275
20230405569
2023-12-21

EXHAUST GAS PURIFICATION CATALYST

#276
20230405568
2023-12-21

ZONED CATALYTIC ARTICLE

#277
20230405564
2023-12-21

CATALYST FOR ENHANCED HIGH TEMPERATURE CONVERSION AND REDUCED N2O MAKE

#278
20230405509
2023-12-21

GREENHOUSE GAS TREATMENT APPARATUS

#279
20230399972
2023-12-14

ENGINE SYSTEM COMPRISING A HYDROGEN COMBUSTION ENGINE

#280
20230399967
2023-12-14

EXHAUST GAS CONTROL APPARATUS OF INTERNAL COMBUSTION ENGINE

#281
20230392534
2023-12-07

Exhaust gas aftertreatment system

#282
20230381708
2023-11-30

ADSORBENT MATERIAL FOR REMOVING NITROGEN OXIDES FROM INDOOR OR CABIN AIR

#283
20230374929
2023-11-23

Diesel engine

#284
20230374925
2023-11-23

HEATING CARRIER, AND EXHAUST GAS REDUCTION CARRIER HAVING HEATING CARRIER

#285
20230372917
2023-11-23

EXHAUST GAS PURIFICATION DEVICE AND METHOD FOR MANUFACTURING EXHAUST GAS PURIFICATION DEVICE

#286
20230372867
2023-11-23

APPARATUS FOR REDUCING GREENHOUSE GAS EMISSION IN VESSEL AND VESSEL INCLUDING THE SAME

#287
20230360902
2023-11-09

PHOTOREACTOR AND SOURCE FOR GENERATING UV AND VUV

#288
20230356198
2023-11-09

Catalyst Composition Comprising Ferrite-Based Magnetic Material Adapted for Inductive Heating

#289
20230356179
2023-11-09

COMBINED ADSORPTION AND CATALYSIS FOR CABIN AIR POLLUTION CONTROL

#290
20230356163
2023-11-09

REACTOR FOR THE CATALYTIC TREATMENT OF A GAS STREAM

#291
20230356147
2023-11-09

PROCESS AND APPLIANCE FOR THE PURIFICATION OF A GAS FLOW CONTAINING AT LEAST ONE NITROGEN OXIDE

#292
20230355823
2023-11-09

DEVICE FOR GENERATING HYDROXYL RADICALS

#293
20230347288
2023-11-02

SELECTIVE CATALYTIC REDUCTION CATALYST AND CATALYTIC ARTICLE COMPRISING THE SAME

#294
20230347274
2023-11-02

HONEYCOMB FILTER

#295
20230338940
2023-10-26

PERFORMANCE ENHANCEMENT OF A PLATINUM-CONTAINING CATALYST VIA EXHAUST GAS HYDROGEN ENRICHMENT

#296
20230338939
2023-10-26

Diesel Oxidation Catalyst

#297
20230330653
2023-10-19

THREE-WAY CONVERSION CATALYTIC ARTICLE

#298
20230330649
2023-10-19

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

#299
20230330640
2023-10-19

Particulate Filter

#300
20230330638
2023-10-19

LAYERED CATALYTIC ARTICLE AND PROCESS FOR PREPARING THE CATALYTIC ARTICLE