ClassID:

30408

B01D2255/20776 - page 2 - CPC Classification

Classification description:

Catalysts; Metals or compounds thereof; Transition metals Tungsten

Recent Application in this class:
#301
20110274606
2011-11-10

Thermally regenerable nitric oxide adsorbent

#302
20110263417
2011-10-27

Non-zeolite base metal SCR catalyst

#303
20110258994
2011-10-27

Bifunctional Catalyst for Decomposition and Oxidation of Nitrogen Monoxide, Composite Catalyst Including the Same for Apparatus to Decrease Exhaust Gas, and Method for Preparation Thereof

#304
20110237428
2011-09-29

EXHAUST GAS-PURIFYING CATALYST

#305
20110236283
2011-09-29

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

#306
20110212832
2011-09-01

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

#307
20110209466
2011-09-01

CATALYST COMPOSITION AND CATALYTIC REDUCTION SYSTEM COMPRISING YTTRIUM

#308
20110200504
2011-08-18

EXHAUST GAS PURIFYING CATALYST AND METHOD FOR PURIFYING EXHAUST GAS USING THE CATALYST

#309
20110189069
2011-08-04

EXHAUST GAS PURIFICATION CATALYST AND METHOD FOR PRODUCTION THEREOF

#310
20110172090
2011-07-14

Compositions and methods for treating exhaust gases

#311
20110165046
2011-07-07

System for remediating emissions and method of use

#312
20110165043
2011-07-07

Method for purifying exhaust gas containing mercury metal, oxidation catalyst for mercury metal in exhaust gas and method for producing the same

#313
20110162345
2011-07-07

Method and apparatus for treating exhaust gas

#314
20110150731
2011-06-23

Catalyst composition for selective catalytic reduction of exhaust gases

#315
20110146237
2011-06-23

Exhaust gas purification system for the treatment of engine exhaust gases by means of SCR catalyst

#316
20110138789
2011-06-16

Capture of volatilized vanadium and tungsten compounds in a selective catalytic reduction system

#317
20110135541
2011-06-09

Air pollution control apparatus and air pollution control system

#318
20110123403
2011-05-26

AIR POLLUTION CONTROL APPARATUS AND AIR POLLUTION CONTROL SYSTEM

#319
20110116999
2011-05-19

EXHAUST GAS PURIFICATION CATALYST ON WHICH INFLUENCE OF IRON COMPOUND HAS BEEN SUPPRESSED

#320
20110116981
2011-05-19

Air pollution control apparatus and air pollution control system

#321
20110113753
2011-05-19

Method for operating an exhaust gas treatment system having an SCR catalytic converter

#322
20110105314
2011-05-05

Process of activation of a palladium catalyst system

#323
20110104029
2011-05-05

Photocatalytic material for splitting oxides of carbon

#324
20110073139
2011-03-31

METHOD FOR REMOVING A CATALYST INHIBITOR FROM A SUBSTRATE

#325
20110070140
2011-03-24

CATALYST FOR REMOVAL OF NITROGEN OXIDE AND METHOD FOR REMOVAL OF NITROGEN OXIDE

#326
20110053763
2011-03-03

Catalyst compositions based on nanoparticles of a zirconium oxide, a titanium oxide or a mixed zirconium/titanium oxide deposited onto an alumina or aluminum oxyhydroxide support therefor

#327
20110052454
2011-03-03

EXHAUST GAS PURIFICATION APPARATUS

#328
20110047995
2011-03-03

CATALYST AND METHOD OF MANUFACTURE

#329
20110047988
2011-03-03

Catalyst and method of manufacture

#330
20110041783
2011-02-24

Steam Generator

#331
20110038760
2011-02-17

PHOTOLYTIC ARTIFICIAL LUNG

#332
20110033370
2011-02-10

System and method for sulfur recovery

#333
20110033352
2011-02-10

CATALYST/CATALYST SUPPORT COMPOSITIONS COMPRISING THE OXIDES OF ZIRCONIUM, YTTRIUM AND TUNGSTEN

#334
20110028309
2011-02-03

Slurry for production of denitration catalyst, process for producing the slurry, process for producing denitration catalyst using the slurry, and denitration catalyst produced by the process

#335
20110027154
2011-02-03

Silica-stabilized ultrafine anatase titania, vanadia catalysts, and methods of production thereof

#336
20110015056
2011-01-20

METHOD FOR REMOVING A CATALYST INHIBITOR FROM A SUBSTRATE

#337
20110015055
2011-01-20

METHOD FOR REMOVING A CATALYST INHIBITOR FROM A SUBSTRATE

#338
20110014101
2011-01-20

Catalyst for purification of exhaust gas, and apparatus and method for purification of exhaust gas using the catalyst

#339
20110008230
2011-01-13

Systems and methods for high efficiency regenerative selective catalytic reduction

#340
20100304957
2010-12-02

Zeolite-based honeycomb body

#341
20100303697
2010-12-02

Selective catalytic reduction system and process for treating NOx emissions using a zinc or titanium promoted palladium-zirconium catalyst

#342
20100292075
2010-11-18

Visible light response-type photocatalyst powder, visible light response-type photocatalyst material using the visible light response-type photocatalyst powder, photocatalyst coating material, and photocatalyst product

#343
20100292070
2010-11-18

Method of regenerating exhaust gas treatment catalyst and exhaust gas treatment catalyst obtained by the method

#344
20100284877
2010-11-11

Catalyst systems

#345
20100263844
2010-10-21

Heat exchange system

#346
20100247411
2010-09-30

HIGHLY ACIDIC COMPOSITIONS COMPRISING ZIRCONIUM OXIDE, TITANIUM OXIDE AND TUNGSTEN OXIDE AND TREATMENT OF EXHAUST GASES THEREWITH

#347
20100247409
2010-09-30

Non-zeolite base metal SCR catalyst

#348
20100247407
2010-09-30

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

#349
20100239479
2010-09-23

Process For Removing Toxic Metals From A Fluid Stream

#350
20100236224
2010-09-23

Emissions treatment system with lean NOx trap

#351
20100228061
2010-09-09

CATALYST FOR REMOVING DETRIMENTAL HYDROCARBONS PRESENT IN EFFLUENT OR PROCESS GASES

#352
20100212216
2010-08-26

SUPPLYING TUNGSTEN TO A COMBUSTION SYSTEM OR COMBUSTION SYSTEM EXHAUST STREAM CONTAINING IRON

#353
20100210455
2010-08-19

Catalyst for treating exhaust gas

#354
20100209327
2010-08-19

Structured SCR catalyst for the reduction of nitrogen oxides in the exhaust gas from lean-burn engines using ammonia as reducing agent

#355
20100196221
2010-08-05

Selective catalytic reduction type catalyst, and exhaust gas purification equipment and purifying process of exhaust gas using the same

#356
20100192545
2010-08-05

EXHAUST AFTERTREATMENT SYSTEM

#357
20100183492
2010-07-22

Exhaust gas purifying catalyst

#358
20100166628
2010-07-01

CATALYST FOR REDUCING NITROGEN-CONTAINING POLLUTANTS FROM THE EXHAUST GASES OF DIESEL ENGINES

#359
20100130348
2010-05-27

PHOTOCATALYTIC COMPOSITION FOR ANTI-REFLECTION AND THE GLASS SUBSTRATE COATED WITH THE COMPOSITION

#360
20100115926
2010-05-13

Method of controlling NOx purification system and NOx purification system

#361
20100111799
2010-05-06

CATALYST FOR TREATING AN EXHAUST GAS CONTAINING ORGANIC ACID, AND METHOD FOR TREATING AN EXHAUST GAS CONTAINING ORGANIC ACID

#362
20100111793
2010-05-06

Catalyst, method and apparatus for removing nitrogen oxide

#363
20100107606
2010-05-06

Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines

#364
20100107605
2010-05-06

Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines

#365
20100101221
2010-04-29

CATALYSTS, SYSTEMS, AND METHODS FOR REDUCING NOx IN AN EXHAUST GAS

#366
20100099552
2010-04-22

Nanocomposite particle and process of preparing the same

#367
20100098618
2010-04-22

SULFUR REMOVAL FROM GASES

#368
20100093517
2010-04-15

Method of regenerating used catalyst

#369
20100082136
2010-04-01

System and method for placeshifting media playback

#370
20100080737
2010-04-01

Exhaust gas treatment catalyst and exhaust gas treatment system

#371
20100069231
2010-03-18

Base for catalyst, catalyst and methods for producing those

#372
20100061906
2010-03-11

Method and a device for removing nitrogen oxides and sulphur trioxide from a process gas

#373
20100041547
2010-02-18

Method for production of catalyst and catalyst produced by the method

#374
20100034717
2010-02-11

Vanadium-free catalyst for selective catalytic reduction and process for it's preparation

#375
20100004119
2010-01-07

Sorbent comprising activated carbon particles, sulfur and metal catalyst

#376
20090325787
2009-12-31

Nanocomposite particle and process of preparing the same

#377
20090324472
2009-12-31

Nanocomposite particle and process of preparing the same

#378
20090311155
2009-12-17

Catalyst for oxidation of metal mercury

#379
20090305879
2009-12-10

PHOTOCATALYST DISPERSION LIQUID AND PROCESS FOR PRODUCING THE SAME

#380
20090301048
2009-12-10

Filter for Removing Particles from a Gas Stream and Method for its Manufacture

#381
20090285740
2009-11-19

Catalytic process for control of NOemissions using hydrogen

#382
20090276547
2009-11-05

System and method for simplified data transfer

#383
20090276439
2009-11-05

System and method for simplified data transfer

#384
20090269265
2009-10-29

Exhaust gas purification method using selective reduction catalyst

#385
20090263304
2009-10-22

CATALYST FOR REMOVAL OF NITROGEN OXIDE AND METHOD FOR REMOVAL OF NITROGEN OXIDE

#386
20090253575
2009-10-08

Photocatalyst dispersing element, method for manufacturing photocatalyst dispersing element, photocatalyst element, method for manufacturing photocatalyst element

#387
20090247392
2009-10-01

In-situ regeneration of a catalyst masked by calcium sulfate

#388
20090246111
2009-10-01

EXHAUST GAS PURIFICATION CATALYST AND METHOD FOR PRODUCTION THEREOF

#389
20090239735
2009-09-24

Method for treating flue gas catalysts

#390
20090229967
2009-09-17

PROCESS FOR DECOMPOSING VOLATILE AROMATIC COMPOUND

#391
20090214397
2009-08-27

Exhaust gas treatment apparatus

#392
20090211445
2009-08-27

AMORPHOUS INFINITE COORDINATION POLYMER MICROPARTICLES AND USE FOR HYDROGEN STORAGE

#393
20090209417
2009-08-20

Method for treating flue gas catalysts

#394
20090199549
2009-08-13

Apparatus for reducing dibenzodioxin emissions and dibenzofuran emissions from transition metal-containing catalyzers

#395
20090199546
2009-08-13

Device for reducing dibenzodioxin emissions, dibenzofuran emissions and particle emissions

#396
20090199545
2009-08-13

Apparatus for reducing dibenzodioxin emissions and dibenzofuran emissions from transition metal-containing catalyzers

#397
20090196813
2009-08-06

High temperature catalyst and process for selective catalytic reduction of NOin exhaust gases of fossil fuel combustion

#398
20090196811
2009-08-06

NOx REDUCTION CATALYST, NOx REDUCTION CATALYST SYSTEM, AND NOx REDUCTION METHOD

#399
20090192032
2009-07-30

Visible light-responsive photocatalyst composition containing tungsten-based oxides and method of producing the same

#400
20090163356
2009-06-25

Catalyzed soot filter and method(s) to make these

#401
20090155154
2009-06-18

APPARATUS FOR DECOMPOSING SUFLUR-FLUORINE-CONTAINING COMPOUND AND METHOD THEREOF

#402
20090151339
2009-06-18

Method and arrangement for improving the hydrolysis of a reduction agent in an exhaust gas post treatment system

#403
20090145117
2009-06-11

Exhaust gas aftertreatment system

#404
20090143221
2009-06-04

Zeolite-based honeycomb body

#405
20090142242
2009-06-04

Vanadium/Titania Catalyst Comprising Natural Manganese Ore for Removing Nitrogen Oxides and Dioxin in Wide Operating Temperature Range and Method of Using the Same

#406
20090130011
2009-05-21

Systems and methods for removing materials from flue gas via regenerative selective catalytic reduction

#407
20090104096
2009-04-23

Zone coated catalyst to simultaneously reduce NOx and unreacted ammonia

#408
20090093361
2009-04-09

PHOTOCATALYST DISPERSION LIQUID AND PROCESS FOR PRODUCING THE SAME

#409
20090041646
2009-02-12

Catalyst for Removing Oxygen and Method for Removing Oxygen Using the Same Catalyst

#410
20090038297
2009-02-12

Ceramic Catalyst for NOx Oxidation and NOx Conversion in Emission Control Systems

#411
20090023583
2009-01-22

Photocatalyst material, photocatalyst composition using the same and photocatalyst product

#412
20090010801
2009-01-08

AIR CLEANER

#413
20080317999
2008-12-25

Gas catalysts comprising porous wall honeycombs

#414
20080286184
2008-11-20

Selective catalytic reduction type catalyst

#415
20080253949
2008-10-16

Process for removing sulfur from a fuel gas stream

#416
20080247917
2008-10-09

Catalyst for removing nitrogen oxides

#417
20080223018
2008-09-18

Supplying tungsten to a combustion system or combustion system exhaust stream containing iron

#418
20080213145
2008-09-04

Method of decomposing nitrogen dioxide

#419
20080209885
2008-09-04

Scavenging phosphorus, sulfur, and lead from combustion exhaust using tungsten compounds and lubricant

#420
20080124514
2008-05-29

Engine exhaust catalysts containing palladium-gold

#421
20080119352
2008-05-22

Visible Light-Responsive Photocatalyst Composition and Process for Producing the Same

#422
20080112871
2008-05-15

Catalyst for nitrogen oxide removal and exhaust gas treatment method

#423
20080095682
2008-04-24

Ce-Zr-R-O CATALYSTS, ARTICLES COMPRISING THE Ce Zr R O CATALYSTS AND METHODS OF MAKING AND USING THE Ce-Zr-R-O CATALYSTS

#424
20080069743
2008-03-20

Catalysts, systems and methods to reduce NOX in an exhaust gas stream

#425
20080041045
2008-02-21

Apparatus and method for assisting selective catalytic reduction

#426
20080031793
2008-02-07

Compositions and methods for treating exhaust gases

#427
20080017037
2008-01-24

PHOTOLYTIC ARTIFICIAL LUNG

#428
20070221582
2007-09-27

Nebulizing treatment method

#429
20070209350
2007-09-13

Process for purification of sulphur-containing exhaust gas

#430
20070207078
2007-09-06

Catalyst for treating exhaust gas and method for producing the same

#431
20070191213
2007-08-16

Metal-containing compositions and their use as catalyst composition

#432
20070173404
2007-07-26

Process for producing an SCR catalyst

#433
20070161509
2007-07-12

Method for treating flue gas catalysts

#434
20070149391
2007-06-28

Low temperature ammonia remediation catalysts

#435
20070142224
2007-06-21

DeNOx catalyst preparation method

#436
20070129241
2007-06-07

Exhaust gas catalyst composition

#437
20070098611
2007-05-03

Stabilized flash calcined gibbsite as a catalyst support

#438
20070089403
2007-04-26

Exhaust-gas purification system for the selective catalytic reduction of nitrogen oxides in the lean exhaust gas of internal combustion engines and method of exhaust-gas purification

#439
20070032373
2007-02-08

Method of regenerating deteriorated catalyst

#440
20060199729
2006-09-07

Broad band light absorbing photocatalyst, process for producing thereof, broad band light absorbing photocatalyst composition, and molded article

#441
20060110301
2006-05-25

Method of recovering energy using a catalytic finned heat exchanger

#442
20060039843
2006-02-23

Zone coated catalyst to simultaneously reduce NOand unreacted ammonia

#443
20060011945
2006-01-19

Photocatalyst and process for purifying gas effluent by photocatalytic oxidation

#444
20050202971
2005-09-15

Catalyst systems

#445
20050137082
2005-06-23

Catalyst for removing nitrogen oxides

#446
20050130836
2005-06-16

Production of catalyst for removal of introgen oxides

#447
20050085383
2005-04-21

Catalyst support material, catalysts prepared therefrom and process for the treatment of a flue gas

#448
20050040029
2005-02-24

Photolytic artificial lung

#449
20050029121
2005-02-10

Photolytic artificial lung

#450
18438788
2024-05-21

Synthesis of a Au-(TiO/WO) semiconductor composite using fluidized bed chemical vapor deposition (FBCVD)

#451
15643108
2018-08-07

Catalytic nanosheets to lower soot light off temperatures, method for making nanosheets to lower soot light off temperatures