ClassID:

30408

B01D2255/20776 - CPC Classification

Classification description:

Catalysts; Metals or compounds thereof; Transition metals Tungsten

Recent Application in this class:
#1
20260138087
2026-05-21

NH3-SCR DENITRATION SYSTEM AND METHOD FOR SYNERGISTIC PURIFICATION OF CO

#2
20250381520
2025-12-18

ABATEMENT APPARATUS AND METHOD

#3
20250288975
2025-09-18

CATALYST FOR DECOMPOSING PERFLUOROCOMPOUNDS AND METHOD OF PREPARING SAME

#4
20250256259
2025-08-14

HALOGENATED ACTIVATED CARBON COMPOSITIONS AND METHODS OF MAKING AND USING SAME

#5
20250214071
2025-07-03

LAYERED AND PARTITIONED CATALYST ARTICLE

#6
20250177918
2025-06-05

DENITRATION CATALYST STRUCTURE

#7
20250161878
2025-05-22

PORTABLE AIR PURIFIER FOR PROVIDING STERILIZING AND DEODORIZING FUNCTIONS

#8
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

#9
20240399346
2024-12-05

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

#10
20240390878
2024-11-28

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

#11
20240316536
2024-09-26

CATALYST FOR DECOMPOSING PERFLUOROCOMPOUNDS AND METHOD OF PREPARING SAME

#12
20240299882
2024-09-12

FILTERING SYSTEM INCLUDING CATALYST FILTER

#13
20240279053
2024-08-22

AMMONIA CRACKING FOR GREEN HYDROGEN WITH NOX REMOVAL

#14
20240116043
2024-04-11

HIGHLY DISPERSED METAL SUPPORTED OXIDE AS NH3-SCR CATALYST AND SYNTHESIS PROCESSES

#15
20240116033
2024-04-11

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

#16
20240009652
2024-01-11

SCR Catalyst Compositions and SCR Catalytic Articles Comprising Said Catalyst Compositions

#17
20230374925
2023-11-23

HEATING CARRIER, AND EXHAUST GAS REDUCTION CARRIER HAVING HEATING CARRIER

#18
20230256417
2023-08-17

PHOTOCATALYST-ATTACHED FILTER AND PREPARING METHOD OF THE SAME

#19
20230234032
2023-07-27

FILTER MEDIUM FOR AIR AND WATER PURIFICATION AND DISINFECTION

#20
20230226489
2023-07-20

CATALYTIC OXIDATION OF CARBON BLACK EXHAUST GAS

#21
20230219069
2023-07-13

Metal oxide-based SCR catalyst composition

#22
20230173465
2023-06-08

Denitrification-oxidation complex catalyst structure and manufacturing method thereof

#23
20230073667
2023-03-09

DENITRATION CATALYST STRUCTURE

#24
20230042287
2023-02-09

CERIUM-TIN-BASED COMPOSITE OXIDE CATALYST FOR CATALYZING PURIFICATION OF NITROGEN OXIDE, PREPARATION METHOD AND APPLICATION THEREOF

#25
20230023728
2023-01-26

VANADIUM PENTOXIDE-TUNGSTEN TRIOXIDE CATALYST SUPPORTED ON IRON ION-EXCHANGED TITANIUM DIOXIDE AND METHOD FOR REMOVING NITROGEN OXIDES USING THE SAME

#26
20230016081
2023-01-19

MULTI-FUNCTIONAL AIR PURIFICATION FILTER AND PURIFICATION DEVICE INCLUDING THE SAME

#27
20230014247
2023-01-19

SELF-WETTING TRIPHASE PHOTOCATALYTIC COMPOSITE, METHOD OF PREPARING SAME, AND AIR PURIFICATION METHOD USING SAME

#28
20220355274
2022-11-10

Catalyst for use in the selective catalytic reduction (SCR) of nitrogen oxides

#29
20220345513
2022-10-27

System and method for placeshifting media playback

#30
20220331782
2022-10-20

SELECTIVE CATALYTIC REDUCTION CATALYST COMPOSITION, CATALYTIC ARTICLE COMPRISING THE SAME AND METHOD FOR PREPARING THE CATAYTIC ARTICLE

#31
20220331774
2022-10-20

Halogenated activated carbon compositions and methods of making and using same

#32
20220305480
2022-09-29

HIGHLY DISPERSED METAL SUPPORTED OXIDE AS NH3-SCR CATALYST AND SYNTHESIS PROCESSES

#33
20220305464
2022-09-29

Supported oxide NH-SCR catalysts with dual site surface species and synthesis processes

#34
20220280674
2022-09-08

Filter and filtering system including the same

#35
20220274090
2022-09-01

Halogenated activated carbon compositions and methods of making and using same

#36
20220258135
2022-08-18

CATALYTIC REACTION APPARATUS COMPRISING COATING COMPOSITION FOR CATALYST AND COATING METHOD

#37
20220247616
2022-08-04

System and method for placeshifting media playback

#38
20220203345
2022-06-30

AMMONIA OXIDATION CATALYST DEVICE

#39
20220170403
2022-06-02

COMBUSTION SYSTEM

#40
20220126280
2022-04-28

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

#41
20220111355
2022-04-14

Catalyst for use in the selective catalytic reduction (SCR) of nitrogen oxides

#42
20220023798
2022-01-27

Filtration of chromium from flue gas in furnace stacks

#43
20210129087
2021-05-06

Anti-haze anti-harmful gas air filter membrane as well as preparation method and application thereof

#44
20210101111
2021-04-08

PROCESS FOR THE REMOVAL OF SULPHUR OXIDES AND NITROGEN OXIDES CONTAINED IN OFF-GAS FROM AN INDUSTRIAL PLANT

#45
20210100924
2021-04-08

Air purification system

#46
20210094896
2021-04-01

Removing acetylene from ethylene gas streams during polyethylene synthesis

#47
20210033005
2021-02-04

Denitration device, heat recovery steam generator having the same, gas turbine combined cycle power plant and method of denitration

#48
20210030914
2021-02-04

Air purifier and automobile air conditioner with air purifier

#49
20210024829
2021-01-28

Catalytic hot-gas filtration of biomass pyrolysis vapors

#50
20210008524
2021-01-14

Selective catalytic reduction catalyst composition

#51
20200363081
2020-11-19

Photocatalytic filter and air conditioning device comprising photocatalytic filter

#52
20200306731
2020-10-01

CATALYTIC ARTICLE COMPRISING A COPRECIPITATE OF VANADIA, TUNGSTA, AND TITANIA

#53
20200290017
2020-09-17

Porous ceramic structure

#54
20200173324
2020-06-04

Methods and systems for a diesel oxidation catalyst

#55
20200149449
2020-05-14

Apparatus for purifying exhaust gas

#56
20200129972
2020-04-30

Filter element for decomposing contaminants, system for decomposing contaminants and method using the system

#57
20200070092
2020-03-05

PGM catalyst coupled with a non-PGM catalyst with HC oxidation capability

#58
20200061539
2020-02-27

Selective catalytic reduction process and off-line regeneration of deactivated catalyst of the process

#59
20200038845
2020-02-06

SCR catalyst and its preparation method and applications

#60
20200001275
2020-01-02

Visible light-activated photocatalytic coating composition and air purification filter

#61
20190376435
2019-12-12

System for the removal of particulate matter and noxious compounds from engine exhaust gas

#62
20190376434
2019-12-12

System for the removal of particulate matter and noxious compounds from engine exhaust gas

#63
20190344247
2019-11-14

AN EXTRUDED HONEYCOMB CATALYST

#64
20190321782
2019-10-24

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

#65
20190314801
2019-10-17

SCR catalyst device containing vanadium oxide and molecular sieve containing iron

#66
20190314795
2019-10-17

Tetra-functional catalyst for the oxidation of NO, the oxidation of a hydrocarbon, the oxidation of NH3 and the selective catalytic reduction of NO

#67
20190299198
2019-10-03

ZEOLITE PROMOTED V/TiW CATALYSTS

#68
20190275509
2019-09-12

Neutral complex cleaning solution and regeneration method for denitration catalyst with calcium poisoning

#69
20190270070
2019-09-05

Catalytic converter

#70
20190262772
2019-08-29

Diesel oxidation catalyst and exhaust system

#71
20190247790
2019-08-15

SURFACE TEXTURED STRUCTURAL CATALYST AND APPLICATIONS THEREOF

#72
20190224663
2019-07-25

Preparation method of denitration catalyst with wide operating temperature range for flue gas

#73
20190217240
2019-07-18

Process for low temperature gas cleaning with ozone and a catalytic bag filter for use in the process

#74
20190201885
2019-07-04

Process for producing a catalyst and catalyst as such

#75
20190193054
2019-06-27

DENITRATION CATALYST AND METHOD FOR PRODUCING SAME

#76
20190178128
2019-06-13

Titania-doped zirconia as platinum group metal support in catalysts for treatment of combustion engine exhausts streams

#77
20190160429
2019-05-30

Gaseous emissions treatment structure and method for induction heating

#78
20190153344
2019-05-23

Process for energy recovery in carbon black production

#79
20190143315
2019-05-16

Method for preparation of a monolithic catalyst for the reduction of nitrogen oxides, VOC and carbon monoxide in an off-gas

#80
20190136732
2019-05-09

Underflow selective catalytic reduction steady state ammonia slip detection with positive perturbation

#81
20190134617
2019-05-09

Ion-exchanged molecular sieve catalysts exhibiting reduced N2O emissions

#82
20190125917
2019-05-02

Air cleaner

#83
20190118126
2019-04-25

FILTER BAG ASSEMBLY COMPRISING CATALYTIC MATERIAL

#84
20190063287
2019-02-28

EXHAUST SYSTEM WITH A MODIFIED LEAN NOx TRAP

#85
20190023992
2019-01-24

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

#86
20190022584
2019-01-24

Integrated SCR and ammonia oxidation catalyst systems

#87
20190015821
2019-01-17

Catalyst for metal mercury oxidation reactions and nitrogen oxide reduction reactions, and exhaust gas purification method

#88
20190009202
2019-01-10

Multifunctional filter medium, and method and apparatus for manufacturing same

#89
20190001318
2019-01-03

METHOD FOR THE PREPARATION OF A ZONE COATED CATALYSED MONOLITH

#90
20190001266
2019-01-03

Catalyst bed and method for reducing nitrogen oxides

#91
20180353947
2018-12-13

Preparation method of a non-woven fibrous material-based honeycomb catalyst

#92
20180353903
2018-12-13

Diesel oxidation catalyst and exhaust system

#93
20180353902
2018-12-13

Diesel oxidation catalyst and exhaust system

#94
20180334939
2018-11-22

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

#95
20180333698
2018-11-22

Method of preparation of a monilithic catalyst for selective catalytic reduction of nitrogen oxides

#96
20180318796
2018-11-08

Method of Preparation of a Monolithic Catalyst for Selective Catalytic Reduction of Nitrogen Oxides

#97
20180318762
2018-11-08

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

#98
20180298801
2018-10-18

Extruded honeycomb catalyst

#99
20180280947
2018-10-04

Selective catalytic reduction catalyst

#100
20180280946
2018-10-04

Catalyst for treating an exhaust gas, an exhaust system and a method

#101
20180280943
2018-10-04

Catalyst for treating an exhaust gas, an exhaust system and a method

#102
20180280937
2018-10-04

SELECTIVE CATALYTIC REDUCTION CATALYST COMPOSITION

#103
20180280879
2018-10-04

Catalyst article for use in an emission treatment system

#104
20180280877
2018-10-04

SCR with turbo and ASC/DOC close-coupled system

#105
20180280876
2018-10-04

ASC/DEC with rear-concentrated exotherm generation

#106
20180274425
2018-09-27

Photocatalytic device and method for the reduction of exhaust emissions

#107
20180274415
2018-09-27

Methods and systems for a diesel oxidation catalyst

#108
20180274413
2018-09-27

Methods and systems for a diesel oxidation catalyst

#109
20180250665
2018-09-06

Method for preparing a catalyst-containing ceramic filter for off-gas or exhaust gas cleaning

#110
20180236438
2018-08-23

Visible light-activated photocatalytic coating composition and air purification filter

#111
20180207623
2018-07-26

Metal tungstates for use as nitrogen oxides reduction catalysts

#112
20180207582
2018-07-26

Poison-Resistant Catalyst and Systems Containing Same

#113
20180207311
2018-07-26

Electronic apparatus having photocatalytic filter

#114
20180200697
2018-07-19

SCR catalyst for removing nitrogen oxides and method for producing same

#115
20180195428
2018-07-12

System for the removal of particulate matter and noxious compounds from engine exhaust gas

#116
20180193797
2018-07-12

THREE WAY CATALYST HAVING AN NH3-SCR ACTIVITY, AN AMMONIA OXIDATION ACTIVITY AND AN ADSORPTION CAPACITY FOR VOLATILE VANADIUM AND TUNGSTEN COMPOUNDS

#117
20180185834
2018-07-05

Denitration catalyst regeneration method, denitration catalyst regeneration system, and cleaning agent for denitration catalyst

#118
20180147572
2018-05-31

Photocatalyst coating

#119
20180141034
2018-05-24

Method for regenerating catalyst

#120
20180127312
2018-05-10

Method and apparatus for producing cement clinker

#121
20180126360
2018-05-10

Photocatalytic coated granules and method of making same

#122
20180119589
2018-05-03

Catalytic wall-flow filter with partial surface coating

#123
20180111114
2018-04-26

Method for treatment of gas

#124
20180111088
2018-04-26

Multifunctional filters for diesel emission control

#125
20180073406
2018-03-15

Method and system for the removal of particulate matter from engine exhaust gas or process equipment

#126
20180065085
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#127
20180065084
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#128
20180038302
2018-02-08

Exhaust emission control system of engine

#129
20180038301
2018-02-08

Exhaust emission control system of engine

#130
20180029017
2018-02-01

PHOTOCATALYTIC FILTER FOR DEGRADING MIXED GAS AND MANUFACTURING METHOD THEREOF

#131
20180021724
2018-01-25

Coated articles having high kNOx/kSOx ratios for selective catalytic reduction

#132
20170322933
2017-11-09

System and method for placeshifting media playback

#133
20170320043
2017-11-09

Low-Alkali Catalyst Material and Process for Preparation Thereof

#134
20170284251
2017-10-05

Titania-doped zirconia as platinum group metal support in catalysts for treatment of combustion engine exhausts streams

#135
20170239619
2017-08-24

Process for producing a catalyst and catalyst article

#136
20170239618
2017-08-24

A PROCESS FOR THE OXIDATION OF HYDROGEN SULFIDE TO SULFUR TRIOXIDE WITH SUBSEQUENT SULFUR REMOVAL AND A PLANT FOR CARRYING OUT THE PROCESS

#137
20170216771
2017-08-03

Method for cleaning process off- or engine exhaust gas

#138
20170209854
2017-07-27

Exhaust gas-purifying catalyst

#139
20170209849
2017-07-27

Catalyst and method for preparing a catalyst

#140
20170157593
2017-06-08

Use of catalysts, method and apparatus for selective oxidation of ammonia in a gas containing hydrogen

#141
20170157564
2017-06-08

Dual-layer catalyst

#142
20170144143
2017-05-25

Process for producing a catalyst and catalyst as such

#143
20170122158
2017-05-04

Diesel particulate filter coated with selective catalytic reduction and exhaust gas aftertreatment system including the same

#144
20170100709
2017-04-13

Exhaust gas-purifying catalyst

#145
20170095799
2017-04-06

EXHAUST GAS PURIFICATION CATALYST AND METHOD FOR PRODUCING SAME

#146
20170089240
2017-03-30

Exhaust gas post-processing system

#147
20170058742
2017-03-02

METHODS AND SYSTEMS RELATED TO SELECTIVE CATALYTIC REDUCTION

#148
20170056859
2017-03-02

SCR catalyst containing carbon material loaded with vanadium and tungsten and method of preparing same

#149
20170056823
2017-03-02

Zeolite and redox oxide combined catalyst body

#150
20170021340
2017-01-26

Use of mixed oxides as oxygen storage components

#151
20170014810
2017-01-19

Oxygen storage materials

#152
20170007990
2017-01-12

HONEYCOMB DENITRATION CATALYST FOR FLUE GAS AT 400°C-600°C AND PREPARATION METHOD THEREOF

#153
20170007985
2017-01-12

Catalytic converter

#154
20160376714
2016-12-29

IProton sponge as supplement to electrolytes for photocatalytic and electrochemical Co2 reduction

#155
20160375404
2016-12-29

EXHAUST GAS TREATMENT SYSTEM

#156
20160354766
2016-12-08

Catalyst for synergistic control of oxynitride and mercury and method for preparing the same

#157
20160347657
2016-12-01

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

#158
20160346733
2016-12-01

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

#159
20160339382
2016-11-24

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

#160
20160325225
2016-11-10

Methods and apparatuses for recovering CO

#161
20160303549
2016-10-20

EXHAUST GAS TREATMENT CATALYST

#162
20160296920
2016-10-13

Exhaust gas purification catalyst

#163
20160296889
2016-10-13

Catalyst for the oxidation of sulfur compounds

#164
20160288095
2016-10-06

Honeycomb catalyst body

#165
20160288094
2016-10-06

SCR catalyst

#166
20160288052
2016-10-06

Exhaust gas purifying catalyst

#167
20160279572
2016-09-29

Poison-resistant catalyst and systems containing same

#168
20160271587
2016-09-22

DENITRATION CATALYST AND METHOD FOR PRODUCING SAME

#169
20160263524
2016-09-15

Process for removing sulfur compounds from a gas with hydrogenation and direct oxidation steps

#170
20160251226
2016-09-01

Purification of carbon dioxide streams

#171
20160213003
2016-07-28

APPLICATION OF POLYOXOMETALATE IN PREPARATION OF DISINFECTANT FOR STERILIZING AND REMOVING FORMALDEHYDE

#172
20160193597
2016-07-07

Multilayer coated particle filter

#173
20160166988
2016-06-16

HIGHLY ACIDIC COMPOSITIONS COMPRISING ZIRCONIUM AND SILICON OXIDES AND AN OXIDE OF AT LEAST ONE OTHER ELEMENT SELECTED FROM AMONG TITANIUM, ALUMINUM, TUNGSTEN, MOLYBDENUM, CERIUM, IRON, TIN, ZINC, AND MANGANESE

#174
20160158738
2016-06-09

Photocatalyst sheet

#175
20160129432
2016-05-12

Filter element for decomposing contaminants, system for decomposing contaminants and method using the system

#176
20160121307
2016-05-05

METAL TUNGSTATES FOR USE AS NITROGEN OXIDES REDUCTION CATALYSTS

#177
20160114308
2016-04-28

Halogenated activated carbon compositions and methods of making and using same

#178
20160107145
2016-04-21

Photocatalyst material

#179
20160038920
2016-02-11

CATALYSTS POSSESSING AN IMPROVED RESISTANCE TO POISONING

#180
20160008793
2016-01-14

Exhaust gas treatment catalyst

#181
20160001228
2016-01-07

Perovskite with an ovlerlayer SCR component as an ammonia oxidation catalyst and a system for exhaust emission control on diesel engines

#182
20150361848
2015-12-17

Exhaust aftertreatment system for a compression-ignition engine

#183
20150360178
2015-12-17

Base metal catalyst

#184
20150343422
2015-12-03

COATED ARTICLES HAVING HIGH KNOx/KSOx RATIOS FOR SELECTIVE CATALYTIC REDUCTION

#185
20150337700
2015-11-26

Combustion gas cooling apparatus, denitration apparatus having the combustion gas cooling apparatus, and combustion gas cooling method

#186
20150330274
2015-11-19

Combustion gas cooling apparatus, denitration apparatus including the combustion gas cooling apparatus, and combustion gas cooling method

#187
20150321184
2015-11-12

Ammonia slip catalyst having platinum impregnated on high porosity substrates

#188
20150285114
2015-10-08

Exhaust gas after-treatment system and method for the exhaust gas after-treatment

#189
20150275734
2015-10-01

EXHAUST GAS PURIFICATION DEVICE FOR DIESEL ENGINE

#190
20150273438
2015-10-01

Catalyst coating liquid manufacturing method and catalyst body thereby

#191
20150273436
2015-10-01

Honeycomb structure

#192
20150252708
2015-09-10

Zoned catalysed substrate monolith

#193
20150240752
2015-08-27

Exhaust system having NO catalyst in EGR circuit

#194
20150231563
2015-08-20

Method for purifying exhaust gas and for regenerating an oxidation catalyst

#195
20150224486
2015-08-13

Zeolite promoted V/TiW catalysts

#196
20150209727
2015-07-30

Method for the selective oxidation of carbon monoxide and volatile organic compounds in off-gas further comprising sulphur dioxide

#197
20150209726
2015-07-30

Honeycomb catalytic assemblies and applications thereof

#198
20150202611
2015-07-23

Diesel oxidation catalyst and exhaust system

#199
20150202600
2015-07-23

Diesel oxidation catalyst and exhaust system

#200
20150202572
2015-07-23

Diesel oxidation catalyst and exhaust system

#201
20150202570
2015-07-23

Method for reducing the concentration of nitrogen dioxide

#202
20150190787
2015-07-09

Selective catalytic reduction wall flow filter incorporating a vanadate

#203
20150174528
2015-06-25

APPARATUS FOR CLEANING FLUID

#204
20150165418
2015-06-18

Compositions of lean NOtrap (LNT) systems and methods of making and using same

#205
20150151293
2015-06-04

SCR catalyst and method of preparation thereof

#206
20150151291
2015-06-04

Catalyst and method of manufacture

#207
20150148217
2015-05-28

Method for producing NOx removal catalyst for high-temperature exhaust gas

#208
20150125369
2015-05-07

COATED PARTICLE FILTER, CATALYTIC CONVERTER AND DEVICE HAVING THE SAME

#209
20150107986
2015-04-23

Photocatalytic material for splitting oxides of carbon

#210
20150099090
2015-04-09

Glass, quartz or metal pile fabric

#211
20150079335
2015-03-19

Gradient catalyst compositions and applications thereof

#212
20150075140
2015-03-19

Exhaust system with a modified lean NOtrap

#213
20150037222
2015-02-05

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

#214
20150031526
2015-01-29

Tungsten/titania oxidation catalyst

#215
20150023856
2015-01-22

Method of regenerating NOremoval catalyst and method of operating heavy-oil fired combustion apparatus

#216
20150011379
2015-01-08

Method for processing an edge of catalyst-supporting honeycomb structure in exhaust gas denitration apparatus

#217
20140378296
2014-12-25

Manufacture of catalyst compositions and systems

#218
20140364303
2014-12-11

Systems and methods for using Pd in a TWC

#219
20140329668
2014-11-06

NOx removal catalyst for high-temperature flue gas, manufacturing method thereof, and NOx removal method for high-temperature flue gas

#220
20140301923
2014-10-09

Selective catalytic reduction catalyst system

#221
20140287914
2014-09-25

Stainless steel foil and catalyst carrier for exhaust gas purifying device using the foil

#222
20140274665
2014-09-18

Selective catalytic reduction catalyst system

#223
20140271423
2014-09-18

Catalytic reduction of NO

#224
20140271422
2014-09-18

Selective catalytic reduction catalyst system

#225
20140250867
2014-09-11

Method for regenerating exhaust gas treatment catalyst

#226
20140241969
2014-08-28

Process of removing HCN from flue gas

#227
20140213429
2014-07-31

Method for suppressing increase in SOoxidation rate of NOremoval catalyst

#228
20140187412
2014-07-03

Aqueous dispersion liquid and coating material, film, and product using the same

#229
20140170032
2014-06-19

Metal filter for purifying exhaust gas from ship, and preparation method thereof

#230
20140161679
2014-06-12

Exhaust system

#231
20140157763
2014-06-12

Extruded honeycomb catalyst

#232
20140155256
2014-06-05

Raw materials for vanadium-free or vanadium-reduced denox catalysts, and method for producing same

#233
20140154163
2014-06-05

Ammonia oxidation catalyst

#234
20140113802
2014-04-24

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Three way catalyst comprising extruded solid body

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Ammonia oxidation catalyst, exhaust gas purification device using same, and exhaust gas purification method

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Method for the preparation of a catalysed particulate filter and catalysed particulate filter

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NOx REDUCTION CATALYST SYSTEM, AND NOx REDUCTION METHOD

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Catalytic filter system

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Extruded SCR filter

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Catalyst for removing nitrogen oxides

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