ClassID:

29778

B01D53/945 - page 3 - 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 of engine exhaust gases by catalytic processes; Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst

Recent Application in this class:
#601
20130202508
2013-08-08

Exhaust treatment system including a nickel-based catalyst

#602
20130189173
2013-07-25

Lean HC conversion of TWC for lean burn gasoline engines

#603
20130157844
2013-06-20

Exhaust gas purifying catalyst and production method thereof

#604
20130156651
2013-06-20

Electrically heated catalyst

#605
20130143148
2013-06-06

Fuel cell with an improved electrode

#606
20130136664
2013-05-30

Catalyst, catalytic converter, and method for the production thereof

#607
20130129575
2013-05-23

Catalyst and method of manufacture

#608
20130116117
2013-05-09

Exhaust gas purifying catalyst and production method for same

#609
20130108530
2013-05-02

PROCESS FOR PRODUCING CERIA-ZIRCONIA-ALUMINA COMPOSITE OXIDES AND APPLICATIONS THEREOF

#610
20130065754
2013-03-14

EXHAUST GAS PURIFICATION CATALYST

#611
20130058848
2013-03-07

Three-way catalyst having a upstream multi-layer catalyst

#612
20130045155
2013-02-21

Catalysts, activating agents, support media, and related methodologies useful for making catalyst systems especially when the catalyst is deposited onto the support media using physical vapor deposition

#613
20130034472
2013-02-07

CATALYTIC CONVERTERS, INSERT MATERIALS FOR CATALYTIC CONVERTERS, AND METHODS OF MAKING

#614
20130029838
2013-01-31

Exhaust gas purifying catalyst

#615
20130022511
2013-01-24

Exhaust purifying catalyst

#616
20120328500
2012-12-27

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

#617
20120322652
2012-12-20

Exhaust gas purifying catalyst and method for manufacturing the same

#618
20120316059
2012-12-13

Complex oxide, method for producing same and exhaust gas purifying catalyst

#619
20120308439
2012-12-06

COLD START CATALYST AND ITS USE IN EXHAUST SYSTEMS

#620
20120301381
2012-11-29

Transition metal/zeolite SCR catalysts

#621
20120301380
2012-11-29

TRANSITION METAL/ZEOLITE SCR CATALYSTS

#622
20120301379
2012-11-29

TRANSITION METAL/ZEOLITE SCR CATALYSTS

#623
20120301378
2012-11-29

TRANSITION METAL/ZEOLITE SCR CATALYSTS

#624
20120301376
2012-11-29

Exhaust gas after-treatment device and method of use

#625
20120295787
2012-11-22

EXHAUST GAS PURIFYING CATALYST

#626
20120289400
2012-11-15

Method for stabilizing size of platinum hydroxide polymer

#627
20120288416
2012-11-15

CATALYST UNIT

#628
20120288415
2012-11-15

CATALYST UNIT

#629
20120283091
2012-11-08

Catalyst for converting exhaust gases

#630
20120282147
2012-11-08

Catalyst for diesel particle filter, preparation method of the same, and soot reduction device of diesel engine including the same

#631
20120277094
2012-11-01

CATALYST SUPPORT OR CATALYST, AND PROCESS FOR PRODUCING THE SAME

#632
20120270730
2012-10-25

Exhaust gas catalyst carrier, exhaust gas catalyst employing the exhaust gas catalyst carrier, and method of manufacturing the exhaust gas catalyst carrier

#633
20120269693
2012-10-25

EXHAUST EMISSION CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

#634
20120264587
2012-10-18

ZIRCONIA CERIA COMPOSITIONS

#635
20120263633
2012-10-18

Metal oxide support material containing nanoscaled iron platinum group metal

#636
20120255283
2012-10-11

Exhaust system comprising exotherm-generating catalyst

#637
20120216512
2012-08-30

Exhaust emission control device for internal combustion engine

#638
20120214665
2012-08-23

Oxygen adsorbent based on lanthanoide oxysulfate, method for producing it, and exhaust gas purifying catalyst containing it

#639
20120196743
2012-08-02

OXIDATION CATALYST, REDUCTION CATALYST, AND CATALYST FOR PURGING EXHAUST GAS

#640
20120190534
2012-07-26

Zeolite beta and process for producing the same

#641
20120189517
2012-07-26

Composition comprising cerium oxide and zirconium oxide having a specific porosity, preparation method thereof and use of same in catalysis

#642
20120189503
2012-07-26

Exhaust-gas purification catalytic system

#643
20120186238
2012-07-26

Exhaust-gas purification catalytic system

#644
20120180464
2012-07-19

Three way conversion catalyst with alumina-free rhodium layer

#645
20120171097
2012-07-05

Catalyst for treating exhaust gases, method for producing the same, and method for treating exhaust gases

#646
20120165185
2012-06-28

Thermally Stable Catalyst Carrier Comprising Barium Sulfate

#647
20120134891
2012-05-31

Porous ceramic honeycomb articles and methods for making the same

#648
20120131911
2012-05-31

Exhaust gas purifying catalyst and method for manufacturing the same

#649
20120129690
2012-05-24

Porous inorganic composite oxide

#650
20120128558
2012-05-24

Three-way catalyst having an upstream multi-layer catalyst

#651
20120128557
2012-05-24

Three-way catalyst having an upstream single-layer catalyst

#652
20120122674
2012-05-17

Support for catalyst of exothermic processes and catalyst prepared thereon

#653
20120122672
2012-05-17

Exhaust gas-purifying catalyst

#654
20120122671
2012-05-17

Alumina catalyst support

#655
20120122667
2012-05-17

Exhaust gas-purifying catalyst

#656
20120122660
2012-05-17

Oxidation catalyst

#657
20120121486
2012-05-17

Filter comprising combined soot oxidation and NH-SCR catalyst

#658
20120117953
2012-05-17

Three way catalyst comprising extruded solid body

#659
20120117952
2012-05-17

Extruded SCR filter

#660
20120110988
2012-05-10

NOabsorber catalysts

#661
20120107188
2012-05-03

Exhaust gas purifying catalyst and production process thereof

#662
20120094827
2012-04-19

EXHAUST GAS-PURIFYING CATALYST AND METHOD OF PRODUCING SAME

#663
20120094826
2012-04-19

Exhaust gas purifying catalyst

#664
20120088655
2012-04-12

Exhaust gas-purifying catalyst, powdery material, and method of manufacturing exhaust gas-purifying catalyst

#665
20120077669
2012-03-29

Polymer-Assisted Synthesis Of A Supported Metal Catalyst

#666
20120071318
2012-03-22

Exhaust gas-purifying catalyst

#667
20120065058
2012-03-15

Exhaust gas-purifying catalyst

#668
20120055142
2012-03-08

Catalysts for gasoline lean burn engines with improved NH-formation activity

#669
20120053050
2012-03-01

Exhaust gas purifying catalyst and method for manufacturing the same

#670
20120051992
2012-03-01

Exhaust system having a gold-platinum group metal catalyst

#671
20120035048
2012-02-09

Composition based on zirconium oxides, praseodymium, lanthanum or neodymium, method for the preparation and use thereof in a catalytic system

#672
20120034133
2012-02-09

Catalyzed SCR filter and emission treatment system

#673
20120031085
2012-02-09

EXHAUST GAS PURIFYING CATALYST

#674
20120028788
2012-02-02

Age-Resistant Catalyst for Oxidation of NO to NO2 in Exhaust Streams

#675
20120027654
2012-02-02

Catalyst for purifying exhaust gas

#676
20120021899
2012-01-26

Exhaust gas purifying catalyst

#677
20120009091
2012-01-12

Catalyst for diesel particle filter, preparation method of the same, and soot reduction device of diesel engine including the same

#678
20110311422
2011-12-22

Diesel oxidation catalyst with good low-temperature activity

#679
20110305612
2011-12-15

NOx storage catalyst with improved hydrocarbon conversion activity

#680
20110305610
2011-12-15

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

#681
20110301026
2011-12-08

Exhaust gas purification catalyst

#682
20110301025
2011-12-08

Exhaust gas purification catalyst

#683
20110300042
2011-12-08

Methods utilizing non-zeolitic metal-containing molecular sieves having the CHA crystal structure

#684
20110300028
2011-12-08

Systems utilizing non-zeolitic metal-containing molecular sieves having the CHA crystal structure

#685
20110287928
2011-11-24

Low level noble metal-supporting three-way catalyst

#686
20110280780
2011-11-17

Catalysts, activating agents, support media, and related methodologies useful for making catalyst systems especially when the catalyst is deposited onto the support media using physical vapor deposition

#687
20110274603
2011-11-10

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

#688
20110252773
2011-10-20

Gasoline engine emissions treatment systems having particulate filters

#689
20110250127
2011-10-13

Transition metal/zeolite SCR catalysts

#690
20110250112
2011-10-13

Purification structure including a catalysis system supported by a zircon in reduced state

#691
20110245076
2011-10-06

Exhaust gas purification catalyst

#692
20110245075
2011-10-06

Catalyst for purification of automobile exhaust gas and method for manufacturing the same

#693
20110243801
2011-10-06

Passivation-Free Coating Process for a CSF

#694
20110237429
2011-09-29

Exhaust gas purification catalyst

#695
20110236271
2011-09-29

Zeolite structure and manufacturing method thereof

#696
20110217216
2011-09-08

Carbon monoxide conversion catalyst

#697
20110209388
2011-09-01

Calcium and lanthanum solid base catalysts for transesterification

#698
20110207601
2011-08-25

Exhaust gas-purifying catalyst

#699
20110206583
2011-08-25

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

#700
20110200522
2011-08-18

BIMETALLIC CATALYST FOR NOX REDUCTION IN ENGINE EXHAUST

#701
20110200506
2011-08-18

Catalyst for purification of exhaust gas and method for purification using the same

#702
20110182791
2011-07-28

Catalysts for the reduction of ammonia emission from rich-burn exhaust

#703
20110177939
2011-07-21

Exhaust gas purifying catalyst

#704
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

#705
20110167796
2011-07-14

Exhaust gas after-treatment having reduced rhodium depletion

#706
20110165045
2011-07-07

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

#707
20110160049
2011-06-30

Exhaust gas purifying catalyst and method for manufacturing the same

#708
20110152072
2011-06-23

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

#709
20110146251
2011-06-23

Exhaust system for a vehicle having a “stop-start” compression ignition engine

#710
20110118113
2011-05-19

EXHAUST GAS PURIFYING CATALYST

#711
20110113754
2011-05-19

Exhaust gas purification catalyst, exhaust gas purification apparatus using the same and exhaust gas purification method

#712
20110111952
2011-05-12

Exhaust gas purifying catalyst and method for producing the same

#713
20110111949
2011-05-12

Exhaust gas-purifying catalyst

#714
20110107752
2011-05-12

Small engine layered catalyst article and method of making

#715
20110107751
2011-05-12

EXHAUST GAS PURIFICATION CATALYST

#716
20110107746
2011-05-12

EXHAUST GAS PURIFICATION DEVICE

#717
20110099987
2011-05-05

Exhaust gas purification catalyst

#718
20110097252
2011-04-28

Compositions based on cerium oxide, zirconium oxide and, optionally, another rare earth oxide, having a specific raised surface at 1100° C, method for the production and use thereof as a catalyst

#719
20110094211
2011-04-28

Exhaust gas purifying catalyst

#720
20110094207
2011-04-28

Method for cleaning internal combustion engine exhaust gases

#721
20110082032
2011-04-07

EXHASUT GAS PURIFYING CATALYST

#722
20110079001
2011-04-07

EXHAUST PURIFYING DEVICE OF INTERNAL COMBUSTION ENGINE

#723
20110071017
2011-03-24

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

#724
20110064639
2011-03-17

Composite oxide

#725
20110056187
2011-03-10

METHOD FOR DECREASING NITROGEN OXIDES IN HYDROCARBON-CONTAINING EXHAUST GASES USING AN SCR CATALYST BASED ON A MOLECULAR SIEVE

#726
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

#727
20110047988
2011-03-03

Catalyst and method of manufacture

#728
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

#729
20110045968
2011-02-24

Exhaust gas purification catalyst

#730
20110045967
2011-02-24

Catalyst compositions based on nanoparticles of a zirconium oxide, a titanium oxide or a mixed zirconium/titanium oxide deposited onto a silica support therefor

#731
20110041486
2011-02-24

Apparatus of catalyst for purifying exhaust gas and method for purifying exhaust gas

#732
20110039691
2011-02-17

Catalyst support and method of producing same

#733
20110034331
2011-02-10

EXHAUST GAS PURIFYING CATALYST AND PRODUCTION METHOD THEREOF

#734
20110021345
2011-01-27

MULTIPLE-METAL COMPLEX-CONTAINING COMPOUND AND METAL COMPLEX, AND MANUFACTURE METHODS THEREFOR, AND EXHAUST GAS PURIFICATION CATALYST MANUFACTURE METHOD USING THE SAME

#735
20110020201
2011-01-27

Oxygen storage catalyst with decreased ceria reduction temperature

#736
20100329954
2010-12-30

High specific surface area mixed oxide of cerium and of another rare earth, preparation method and use in catalysis

#737
20100311575
2010-12-09

Exhaust gas purifying catalyst

#738
20100298132
2010-11-25

EXHAUST GAS-PURIFYING CATALYST

#739
20100290963
2010-11-18

TRANSITION METAL / ZEOLITE SCR CATALYSTS

#740
20100287913
2010-11-18

Internal combustion engine exhaust gas cleaning apparatus and exhaust gas cleaning method

#741
20100275579
2010-11-04

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

#742
20100273646
2010-10-28

Purifying catalyst

#743
20100267551
2010-10-21

Process for producing a catalyst and use of the catalyst

#744
20100267547
2010-10-21

Method of producing gas cleaning catalyst unit

#745
20100263357
2010-10-21

Three way catalyst

#746
20100257851
2010-10-14

Exhaust gas purifying apparatus

#747
20100257843
2010-10-14

Zoned catalysts for diesel applications

#748
20100248957
2010-09-30

Method for production of an exhaust gas purification catalyst support and exhaust gas purification catalyst support

#749
20100247411
2010-09-30

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

#750
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

#751
20100247398
2010-09-30

Honeycomb structure

#752
20100242438
2010-09-30

Exhaust gas treatment system including a four-way catalyst and urea SCR catalyst and method of using the same

#753
20100240525
2010-09-23

Zero platinum group metal catalysts

#754
20100234217
2010-09-16

CATALYST FOR EXHAUST GAS PURIFICATION AND PROCESS FOR PRODUCING THE SAME

#755
20100229542
2010-09-16

TEXTURIZED PURIFICATION STRUCTURE INCORPORATING AN ELECTROCHEMICAL CATALYST SYSTEM

#756
20100227759
2010-09-09

Catalyst Composition

#757
20100227758
2010-09-09

Alumina-Based Perovskite Catalysts and Catalyst Supports

#758
20100227757
2010-09-09

Inorganic mixed oxide and catalyst for purification of exhaust gas using the same

#759
20100224142
2010-09-09

Method of exhaust cleaning for internal combustion engine and exhaust cleaner

#760
20100221154
2010-09-02

Method and apparatus for reducing NOemissions from a lean burning hydrocarbon fueled power source

#761
20100215557
2010-08-26

Aging-resistant catalyst article for internal combustion engines

#762
20100212293
2010-08-26

Palladium-supported catalyst composites

#763
20100209326
2010-08-19

PEROVSKITE CATALYST SYSTEM FOR LEAN BURN ENGINES

#764
20100197481
2010-08-05

Catalysts, activating agents, support media, and related methodologies useful for making catalyst systems especially when the catalyst is deposited onto the support media using physical vapor deposition

#765
20100189615
2010-07-29

Mechanically fused materials for pollution abatement in mobile and stationary sources

#766
20100184587
2010-07-22

Palladium-gold catalyst synthesis

#767
20100183490
2010-07-22

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

#768
20100178224
2010-07-15

LEAN NOx TRAP/CONVERSION CATALYST

#769
20100167920
2010-07-01

Exhaust gas purification catalyst and exhaust gas purification honeycomb structure with catalyst

#770
20100166628
2010-07-01

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

#771
20100158779
2010-06-24

Exhaust system having a gold-platinum group metal catalyst

#772
20100158768
2010-06-24

EXHAUST GAS PURIFYING CATALYST AND EXHAUST GAS PURIFYING APPARATUS

#773
20100155650
2010-06-24

Amidine-carboxylic acid complex, briged polynuclear complex derived therefrom, production methods therefor, and use for preparing supported metal or metal oxide clusters

#774
20100152029
2010-06-17

Multiple-metal complex-containing compound and metal complex, and manufacture methods therefor, and exhaust gas purification catalyst manufacture method using the same

#775
20100150792
2010-06-17

Exhaust gas purifying catalyst

#776
20100135879
2010-06-03

Two-layer-three-way catalyst

#777
20100130350
2010-05-27

Oxygen storage/release material and exhaust gas purifying catalyst comprising the same

#778
20100126154
2010-05-27

Palladium—rhodium single-layer catalyst

#779
20100124523
2010-05-20

Emissions Treatment Catalysts

#780
20100120612
2010-05-13

Sulfur tolerant alumina catalyst support

#781
20100113262
2010-05-06

High heat-resistant catalyst and manufacturing method thereof

#782
20100111789
2010-05-06

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

#783
20100104491
2010-04-29

Multilayered catalyst compositions

#784
20100101212
2010-04-29

Exhaust gas purifying method

#785
20100099554
2010-04-22

EXHAUST GAS PURIFICATION CATALYST

#786
20100093526
2010-04-15

CATALYST COMPOSITION

#787
20100075841
2010-03-25

Rhodium-loading solution and rhodium catalyst prepared using the same

#788
20100075839
2010-03-25

EXHAUST GAS PURIFICATION CATALYST FOR INTERNAL COMBUSTION ENGINE

#789
20100069232
2010-03-18

Automobile exhaust gas purification catalyst and method of production of same

#790
20100062930
2010-03-11

Exhaust gas purification catalyst

#791
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

#792
20100061900
2010-03-11

Exhaust-gas converting filter and production process for the same

#793
20100058739
2010-03-11

EXHAUST EMISSION PURIFICATION CATALYST AND ENGINE CONTROLLER

#794
20100056368
2010-03-04

Catalyst support particle, production process thereof and exhaust gas purifying catalyst

#795
20100056367
2010-03-04

Exhaust gas purifying catalyst

#796
20100050616
2010-03-04

EXHAUST AFTERTREATMENT SYSTEM

#797
20100048384
2010-02-25

Engine exhaust catalysts containing palladium-gold

#798
20100048383
2010-02-25

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

#799
20100040523
2010-02-18

High specific surface/reducibility catalyst/catalyst support compositions comprising oxides of zirconium, cerium and lanthanum and of yttrium, gadolinium or samarium

#800
20100028220
2010-02-04

Composite catalyst substrate

#801
20100016149
2010-01-21

OXYGEN STORAGE/RELEASE MATERIAL AND EXHAUST GAS PURIFYING CATALYST COMPRISING THE SAME

#802
20100008837
2010-01-14

METAL IONIC CATALYST COMPOSITION AND A PROCESS THEREOF

#803
20100008832
2010-01-14

Exhaust gas purification catalyst, exhaust gas purification system, and exhaust gas purification method

#804
20100004117
2010-01-07

Metal oxide catalyst carrier particle and exhaust gas purification catalyst

#805
20090325793
2009-12-31

Exhaust gas purifying catalyst and production process thereof

#806
20090325792
2009-12-31

Process for producing exhaust treatment catalyst powders, and their use

#807
20090324946
2009-12-31

METHOD FOR MAKING POROUS ACICULAR MULLITE BODIES

#808
20090324474
2009-12-31

Compound oxide manufacturing method

#809
20090324470
2009-12-31

Process for Optimizing the Catalytic Activity of a Perovskite-Based Catalyst

#810
20090324469
2009-12-31

Zero platinum group metal catalysts

#811
20090324468
2009-12-31

Zero platinum group metal catalysts

#812
20090301069
2009-12-10

Exhaust Gas Cleaning Component for Cleaning an Internal Combustion Engine Exhaust Gas

#813
20090298673
2009-12-03

EXHAUST GAS PURIFICATION CATALYST

#814
20090291849
2009-11-26

CATALYST CARRIER BODY WITH PASSIVATION LAYER

#815
20090288402
2009-11-26

Emission treatment catalysts, systems and methods

#816
20090286680
2009-11-19

Exhaust Gas Purification Catalyst and Exhaust Gas Purification Catalyst Member

#817
20090286677
2009-11-19

Exhaust gas purifying catalyst

#818
20090280979
2009-11-12

Exhaust gas purifying catalyst

#819
20090280978
2009-11-12

EXHAUST GAS PURIFYING CATALYST AND METHOD OF PRODUCING EXHAUST GAS PURIFYING CATALYST

#820
20090275467
2009-11-05

Exhaust gas purifying catalyst and production method thereof

#821
20090275463
2009-11-05

METHOD OF MAKING A CATALYST WASHCOAT

#822
20090274602
2009-11-05

Nonwoven composites and related products and methods

#823
20090274599
2009-11-05

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

#824
20090272100
2009-11-05

Exhaust purification device of internal combustion engine

#825
20090269253
2009-10-29

HYDROGEN SULFIDE PRODUCTION-SUPPRESSING MEMBER AND EXHAUST GAS-PURIFYING CATALYST

#826
20090264283
2009-10-22

Stabilized Iridium and Ruthenium Catalysts

#827
20090263297
2009-10-22

CATALYST AND METHOD OF MANUFACTURE

#828
20090260349
2009-10-22

Air-injection system to improve effectiveness of selective catalytic reduction catalyst for gasoline engines

#829
20090257933
2009-10-15

Layered catalyst composite

#830
20090255241
2009-10-15

Method of forming a catalyzed selective catalytic reduction (SCR) filter

#831
20090246096
2009-10-01

Honeycomb structure and exhaust gas treatment apparatus

#832
20090239739
2009-09-24

Catalyst, exhaust gas purifying catalyst, and method of producing the catalyst

#833
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

#834
20090217652
2009-09-03

Exhaust system comprising zoned oxidation catalyst

#835
20090214396
2009-08-27

Engine exhaust catalysts containing palladium-gold

#836
20090209408
2009-08-20

Exhaust Gas-Purifying Catalyst

#837
20090208396
2009-08-20

Alumina-Based Perovskite Catalysts and Catalyst Supports

#838
20090203515
2009-08-13

Exhaust gas purifying catalyst

#839
20090202412
2009-08-13

Method of producing oxidation catalyst for cleaning exhaust gas

#840
20090202408
2009-08-13

Sulfur resistant emissions catalyst

#841
20090199549
2009-08-13

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

#842
20090197764
2009-08-06

Catalyst for purifying exhaust gas

#843
20090196812
2009-08-06

Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure

#844
20090185968
2009-07-23

Application of a metallic anchor layer from a wire feed source to a metallic surface

#845
20090185967
2009-07-23

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

#846
20090181847
2009-07-16

Exhaust gas-purifying catalyst

#847
20090175773
2009-07-09

Multilayered Catalyst Compositions

#848
20090173065
2009-07-09

Exhaust gas catalyst and exhaust gas processing apparatus using same

#849
20090170689
2009-07-02

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

#850
20090163358
2009-06-25

Exhaust gas purifying catalyst

#851
20090163354
2009-06-25

PURIFICATION STRUCTURE INCORPORATING AN ELECTROCHEMICAL CATALYSIS SYSTEM

#852
20090158719
2009-06-25

Emission treatment system

#853
20090156396
2009-06-18

Exhaust gas purifying catalyst and method for manufacturing the same

#854
20090156395
2009-06-18

Method for Preparing Metal Oxide Containing Precious Metals

#855
20090155525
2009-06-18

Passivation-Free Coating Process For A CSF

#856
20090149321
2009-06-11

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

#857
20090148369
2009-06-11

OXYGEN STORAGE CAPACITY SUBSTANCE AND METHOD OF OXYGEN STORAGE CAPACITY IN THREE-WAY CATALYST FOR PURIFYING AUTOMOTIVE EXHAUST GAS

#858
20090148357
2009-06-11

APPARATUS AND CATALYST FOR PURIFYING EXHAUST GAS

#859
20090139400
2009-06-04

Diffuser For Exhaust Gas Cleaning Systems

#860
20090139208
2009-06-04

METHOD FOR PREPARING A POROUS STRUCTURE USING SILICA-BASED PORE-FORMING AGENTS

#861
20090137387
2009-05-28

Catalyst for purifying exhaust gas

#862
20090137386
2009-05-28

Catalytically coated particle filter and method for producing the same and its use

#863
20090131251
2009-05-21

EXHAUST GAS-PURIFYING CATALYST

#864
20090131250
2009-05-21

PURIFICATION CATALYST FOR EXHAUST GAS, PRODUCTION METHOD THEREFOR, AND PURIFICATION CATALYST EQUIPMENT FOR EXHAUST GAS

#865
20090131249
2009-05-21

Catalyst carrier and exhaust gas purification catalyst

#866
20090124494
2009-05-14

Catalyst For Purifying Exhaust Gases and Exhaust-Gas Purification Controller Using the Same

#867
20090124492
2009-05-14

Exhaust gas purifying catalyst

#868
20090124491
2009-05-14

Catalyst support powder and exhaust gas purifying catalyst

#869
20090111688
2009-04-30

Exhaust gas purifying catalyst and production method thereof

#870
20090107124
2009-04-30

Catalyst-supported particulate filter

#871
20090107122
2009-04-30

Method for purification of exhaust gas from internal combustion engine

#872
20090105070
2009-04-23

Catalyst for Purification of Exhaust Gas

#873
20090104089
2009-04-23

Carrier body for exhaust-gas aftertreatment with dispersed catalyst configuration, process for producing a carrier body and exhaust gas treatment unit and vehicle having a carrier body

#874
20090099017
2009-04-16

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

#875
20090099014
2009-04-16

Exhaust gas purifying catalyst and process for producing it

#876
20090099013
2009-04-16

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

#877
20090099011
2009-04-16

Catalyst for Emission Gas Purification

#878
20090099010
2009-04-16

Exhaust gas-purifying catalyst and method of manufacturing the same

#879
20090099005
2009-04-16

Exhaust gas purifying catalyst, method for recovering exhaust gas purifying catalyst, and catalyst system for exhaust gas purification

#880
20090098333
2009-04-16

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE HONEYCOMB STRUCTURE

#881
20090098036
2009-04-16

ADSORPTION COMPOSITION AND METHOD OF REMOVING CO FROM STREAMS

#882
20090098032
2009-04-16

METHODS OF MAKING ALUMINOSILICATE COATED ALUMINA

#883
20090088320
2009-04-02

Exhaust gas purifying catalyst and production method thereof

#884
20090087365
2009-04-02

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

#885
20090084266
2009-04-02

Particulate filter

#886
20090082199
2009-03-26

Catalyst for purifying exhaust gases

#887
20090075813
2009-03-19

CATALYST AND METHOD OF MANUFACTURE

#888
20090068438
2009-03-12

Porous washcoat-bonded fiber substrate

#889
20090068093
2009-03-12

Bimetallic catalyst for NOreduction in engine exhaust

#890
20090048102
2009-02-19

Catalyst support particle, exhaust gas purifying catalyst, and production processes thereof

#891
20090048101
2009-02-19

Method for producing heat-resisting compound oxides

#892
20090044521
2009-02-19

Catalyst for treating exhaust gas and device for treating exhaust gas using the same

#893
20090041644
2009-02-12

Catalyst compositions

#894
20090041643
2009-02-12

Multilayered catalyst compositions

#895
20090041636
2009-02-12

Catalyst-supported particulate filter

#896
20090036300
2009-02-05

Exhaust gas-purifying catalyst

#897
20090029851
2009-01-29

Method for producing heat-resisting compound oxides

#898
20090025377
2009-01-29

Holding material for pollution control element and pollution control apparatus

#899
20090023580
2009-01-22

Catalyst Composition

#900
20090022641
2009-01-22

Multilayered catalyst compositions