ClassID:

30420

B01D2255/407 - page 2 - CPC Classification

Classification description:

Catalysts; Mixed oxides Zr-Ce mixed oxides

Recent Application in this class:
#301
20120027653
2012-02-02

CATALYTIC COMPOSITION FOR TREATING COAL COMBUSTION GASES, METHOD FOR PREPARING SAME, CATALYTIC SYSTEM INCLUDING SAME, AND USE THEREOF

#302
20120021899
2012-01-26

Exhaust gas purifying catalyst

#303
20110311425
2011-12-22

COMPLEX OXIDE AND METHOD FOR PRODUCING THE SAME, AND CATALYST, METHOD AND APPARATUS FOR PURIFYING NITROGEN OXIDE

#304
20110305610
2011-12-15

METHOD FOR IMPREGNATING A POROUS BODY BY A SUSPENSION AND INSTALLATION FOR IMPLEMENTING SAME

#305
20110301026
2011-12-08

Exhaust gas purification catalyst

#306
20110301025
2011-12-08

Exhaust gas purification catalyst

#307
20110283680
2011-11-24

Method for purification of exhaust gas from a diesel engine

#308
20110274603
2011-11-10

EXHAUST GAS PURIFICATION CATALYST, EXHAUST GAS PURIFICATION APPARATUS USING THE SAME AND EXHAUST GAS PURIFICATION METHOD

#309
20110263417
2011-10-27

Non-zeolite base metal SCR catalyst

#310
20110252773
2011-10-20

Gasoline engine emissions treatment systems having particulate filters

#311
20110245076
2011-10-06

Exhaust gas purification catalyst

#312
20110237428
2011-09-29

EXHAUST GAS-PURIFYING CATALYST

#313
20110236282
2011-09-29

ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts

#314
20110206583
2011-08-25

CATALYST COMPOSITIONS COMPRISING ZIRCONIUM, CERIUM AND YTTRIUM OXIDES HAVING A HIGH REDUCIBILITY

#315
20110203264
2011-08-25

Diesel exhaust gas purification catalyst and diesel exhaust gas purification system

#316
20110171092
2011-07-14

Cerium/zirconium-base composite oxide, method for producing the same, oxygen storage/release component using said cerium-zirconium-base composite oxide, exhaust gas purification catalyst, and exhaust gas purification method using the same

#317
20110165045
2011-07-07

Exhaust gas purification catalyst and method for purifying exhaust gas by using same

#318
20110154807
2011-06-30

NOx TRAP

#319
20110152072
2011-06-23

Core-shell structure, process for its production, and exhaust gas purification catalyst comprising core-shell structure

#320
20110146237
2011-06-23

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

#321
20110142737
2011-06-16

SELECTIVE CATALYTIC REDUCTION OF NITROGEN OXIDES IN THE EXHAUST GAS OF DIESEL ENGINES

#322
20110111949
2011-05-12

Exhaust gas-purifying catalyst

#323
20110082032
2011-04-07

EXHASUT GAS PURIFYING CATALYST

#324
20110071017
2011-03-24

Cerium oxide-zirconium oxide-based mixed oxide and method for producing thereof

#325
20110047975
2011-03-03

HONEYCOMB STRUCTURE-TYPE CATALYST FOR PURIFYING EXHAUST GAS EXHAUSTED FROM AUTOMOBILE, METHOD FOR PRODUCING THE SAME AND METHOD FOR PURIFYING EXHAUST GAS USING THE SAME CATALYST

#326
20110045968
2011-02-24

Exhaust gas purification catalyst

#327
20110044874
2011-02-24

Oxidation catalyst and method for destruction of CO, VOC and halogenated VOC

#328
20110030354
2011-02-10

PARTICULATE COMBUSTION CATALYST, PARTICULATE FILTER AND EXHAUST GAS PURIFYING APPARATUS

#329
20110027155
2011-02-03

Catalyst for purifying exhaust gas from internal combustion engine and process for purifying exhaust gas using the same

#330
20110020201
2011-01-27

Oxygen storage catalyst with decreased ceria reduction temperature

#331
20110014099
2011-01-20

Particulate filter with hydrogen sulphide block function

#332
20110000189
2011-01-06

DeNox of diesel engine exhaust gases using a temperature-controlled precatalyst for providing NOin accordance with the requirements

#333
20100311575
2010-12-09

Exhaust gas purifying catalyst

#334
20100266473
2010-10-21

Base metal catalysts for the oxidation of carbon monoxide and volatile organic compounds

#335
20100263357
2010-10-21

Three way catalyst

#336
20100247409
2010-09-30

Non-zeolite base metal SCR catalyst

#337
20100233051
2010-09-16

NITROGEN OXIDE STORAGE CATALYST FEATURING A REDUCED DESULFURIZATION TEMPERATURE

#338
20100229533
2010-09-16

Perovskite-type compounds for use in lean NOtraps

#339
20100221160
2010-09-02

Ceria-zirconia-zeolite catalyst body

#340
20100196217
2010-08-05

APPLICATION OF BASIC EXCHANGE OS MATERIALS FOR LOWER TEMPERATURE CATALYTIC OXIDATION OF PARTICULATES

#341
20100183490
2010-07-22

Diesel oxidation catalyst and use thereof in diesel and advanced combustion diesel engine systems

#342
20100166629
2010-07-01

Oxidation catalyst with low CO and HC light-off and systems and methods

#343
20100158780
2010-06-24

Small engine palladium catalyst article and method of making

#344
20100150792
2010-06-17

Exhaust gas purifying catalyst

#345
20100135879
2010-06-03

Two-layer-three-way catalyst

#346
20100126154
2010-05-27

Palladium—rhodium single-layer catalyst

#347
20100124523
2010-05-20

Emissions Treatment Catalysts

#348
20100113262
2010-05-06

High heat-resistant catalyst and manufacturing method thereof

#349
20100111793
2010-05-06

Catalyst, method and apparatus for removing nitrogen oxide

#350
20100111789
2010-05-06

CATALYST/CATALYST SUPPORT COMPOSITIONS HAVING HIGH REDUCIBILITY AND COMPRISING A NANOMETRIC CERIUM OXIDE DEPOSITED ONTO A SUPPORT SUBSTRATE

#351
20100077727
2010-04-01

CONTINUOUS DIESEL SOOT CONTROL WITH MINIMAL BACK PRESSURE PENATLY USING CONVENTIONAL FLOW SUBSTRATES AND ACTIVE DIRECT SOOT OXIDATION CATALYST DISPOSED THEREON

#352
20100061903
2010-03-11

Catalyst system to be used in automobile exhaust gas purification apparatus, exhaust gas purification apparatus using the same and exhaust gas purification method

#353
20100055012
2010-03-04

NITROGEN OXIDE STORAGE CATALYST FEATURING A REDUCED DESULFURIZATION TEMPERATURE

#354
20100048383
2010-02-25

Close coupled catalyst for purification of exhaust gas and the preparation thereof

#355
20100034717
2010-02-11

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

#356
20100016150
2010-01-21

Exhaust gas purifying catalyst

#357
20100004123
2010-01-07

Oxygen storage material

#358
20100004122
2010-01-07

Exhaust Gas-Purifying Catalyst

#359
20100003172
2010-01-07

Zone catalyzed soot filter

#360
20090325793
2009-12-31

Exhaust gas purifying catalyst and production process thereof

#361
20090325792
2009-12-31

Process for producing exhaust treatment catalyst powders, and their use

#362
20090318286
2009-12-24

Exhaust gas purifying catalyst

#363
20090304566
2009-12-10

Ammonia SCR catalyst and method of using the catalyst

#364
20090298673
2009-12-03

EXHAUST GAS PURIFICATION CATALYST

#365
20090297419
2009-12-03

AMMONIA SCR CATALYST AND METHOD OF USING THE CATALYST

#366
20090280979
2009-11-12

Exhaust gas purifying catalyst

#367
20090274599
2009-11-05

Catalytic compositions comprising the oxides of zirconium, cerium, yttrium, lanthanum and other rare earths

#368
20090257935
2009-10-15

Base metal and base metal modified diesel oxidation catalysts

#369
20090247396
2009-10-01

CATALYST-CARRYING FILTER

#370
20090232714
2009-09-17

PARTICULATE COMBUSTION CATALYST, PARTICULATE FILTER, AND EXHAUST GAS CLEAN-UP SYSTEM

#371
20090229259
2009-09-17

Catalyst-carrying filter

#372
20090220398
2009-09-03

Catalyst compositions for the treatment of vehicular exhaust gases comprise zirconium oxide and cerium oxide, and have a high reducibility and a stable specific surface area

#373
20090209416
2009-08-20

EXHAUST GAS-PURIFYING CATALYST

#374
20090209408
2009-08-20

Exhaust Gas-Purifying Catalyst

#375
20090205324
2009-08-20

Emission control system having a coated mixer for an internal combustion engine and method of use

#376
20090185967
2009-07-23

Composition based on zirconium, cerium and tin oxides, preparation and use as catalyst

#377
20090185961
2009-07-23

Oxygen storage component

#378
20090175773
2009-07-09

Multilayered Catalyst Compositions

#379
20090173065
2009-07-09

Exhaust gas catalyst and exhaust gas processing apparatus using same

#380
20090149321
2009-06-11

INORGANIC OXIDE AND CATALYST FOR PURIFICATION OF EXHAUST GAS OBTAINED BY USING THE SAME

#381
20090124492
2009-05-14

Exhaust gas purifying catalyst

#382
20090124491
2009-05-14

Catalyst support powder and exhaust gas purifying catalyst

#383
20090111688
2009-04-30

Exhaust gas purifying catalyst and production method thereof

#384
20090107124
2009-04-30

Catalyst-supported particulate filter

#385
20090099017
2009-04-16

Metal cluster-carrying metal oxide support and process for production thereof

#386
20090099014
2009-04-16

Exhaust gas purifying catalyst and process for producing it

#387
20090099013
2009-04-16

INORGANIC OXIDE AND CATALYST FOR PURIFICATION OF EXHAUST GAS OBTAINED BY USING THE SAME

#388
20090099012
2009-04-16

CATALYST-SUPPORTED PARTICULATE

#389
20090099010
2009-04-16

Exhaust gas-purifying catalyst and method of manufacturing the same

#390
20090087365
2009-04-02

Removal of particulates from the exhaust gas of internal combustion engines operated with a predominantly stoichiometric air/fuel mixture

#391
20090084266
2009-04-02

Particulate filter

#392
20090081098
2009-03-26

Ammonia SCR catalyst and method of using the catalyst

#393
20090041644
2009-02-12

Catalyst compositions

#394
20090041636
2009-02-12

Catalyst-supported particulate filter

#395
20080279741
2008-11-13

Reactor system for reducing NOemissions from boilers

#396
20080254973
2008-10-16

Catalyst-carried particulate filter

#397
20080226514
2008-09-18

Exhaust gas treatment catalyst

#398
20080167181
2008-07-10

Exhaust gas purifying catalyst and producing method thereof

#399
20080167178
2008-07-10

High temperature ammonia SCR catalyst and method of using the catalyst

#400
20080166282
2008-07-10

Ammonia SCR catalyst and method of using the catalyst

#401
20080152565
2008-06-26

Method and apparatus for the purification of exhaust gas from a compression ignition engine

#402
20080146439
2008-06-19

Exhaust gas purging catalyst and method for producing the exhaust gas purging catalyst

#403
20080139382
2008-06-12

CATALYST FOR PURIFICATION OF EXHAUST GAS

#404
20080096759
2008-04-24

Exhaust-gas-purifying catalyst

#405
20080090723
2008-04-17

Zirconia-ceria-yttria-based mixed oxide and process for producing the same

#406
20080072578
2008-03-27

Treatment Systems and Methods for Internal Combustion Engine Exhaust Streams

#407
20080066458
2008-03-20

Catalyst system for vehicle exhaust gas purification devices, exhaust gas purification device using the same, and method for purification of exhaust gases

#408
20080056965
2008-03-06

Exhaust gas catalytic conversion system

#409
20080042104
2008-02-21

Layered catalyst composite

#410
20080038174
2008-02-14

Nitrogen oxide removal catalyst system and nitrogen oxide removal method

#411
20080028756
2008-02-07

Exhaust emission control device

#412
20080026932
2008-01-31

NOx purifying catalyst

#413
20080020922
2008-01-24

Zone catalyzed soot filter

#414
20080009410
2008-01-10

Cerium oxide-zirconium oxide-based mixed oxide and method for producing the same

#415
20070274890
2007-11-29

Exhaust gas purifying catalyst and exhaust gas purifying method

#416
20070244002
2007-10-18

CE-ZR based solid solutions and methods for making and using the same

#417
20070167320
2007-07-19

Exhaust gas purifying catalyst

#418
20070161506
2007-07-12

Catalyst

#419
20070155624
2007-07-05

Cerium/zirconium-base composite oxide, method for producing the same, oxygen storage/release component using said cerium-zirconium-base composite oxide, exhaust gas purification catalyst, and exhaust gas purification method using the same

#420
20070129246
2007-06-07

Exhaust gas purifying catalyst and production process thereof

#421
20070117716
2007-05-24

Exhaust gas purification catalyst

#422
20070117715
2007-05-24

Exhaust gas purification catalyst and method of fabricating the same

#423
20070110650
2007-05-17

Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditions

#424
20070093383
2007-04-26

Catalyst for oxidation emissions from compressed natural gas vehicles

#425
20070093381
2007-04-26

Exhaust gas purifying catalyst

#426
20070059223
2007-03-15

Catalyst structure for treating NOcontaining exhaust gas from a lean burn engine

#427
20070021294
2007-01-25

Exhaust gas-purifying catalyst

#428
20070020156
2007-01-25

Device for cleaning gas mixtures, and method for producing it

#429
20060276331
2006-12-07

Exhaust gas purification catalyst

#430
20060233678
2006-10-19

Exhaust gas catalytic converter

#431
20060142153
2006-06-29

Filter catalyst for exhaust gas purification of a diesel engine and its method of production

#432
20060142151
2006-06-29

Exhaust gas purifying catalyst

#433
20060059900
2006-03-23

Exhaust gas purification system

#434
20060057046
2006-03-16

Pressure-balanced, catalyzed soot filter

#435
20060052242
2006-03-09

Exhaust gas purification catalyst and oxygen storage component for the same

#436
20060019824
2006-01-26

Exhaust gas purification catalyst

#437
20050227867
2005-10-13

Exhaust gas treatment catalyst

#438
20050163691
2005-07-28

NOx reduction composition for use in FCC processes

#439
20050059547
2005-03-17

Cerium-zirconium composite metal oxide

#440
20050031501
2005-02-10

Exhaust gas-purifying catalyst system