ClassID:

30384

B01D2255/202 - CPC Classification

Classification description:

Catalysts; Metals or compounds thereof Alkali metals

Sub-classes:
Recent Application in this class:
#1
20240342652
2024-10-17

CARBON CAPTURE AND CONVERSION PROCESS

#2
20230191325
2023-06-22

A PROCESS FOR THE REMOVAL OF NOX AND DINITROGEN OXIDE IN PROCESS OFF-GAS

#3
20200129924
2020-04-30

Methods for the treatment of a flue gas stream using catalytically-enhanced sorbent compositions

#4
20200114311
2020-04-16

Catalytically enhanced compositions for efficient removal of contaminants in flue gas streams

#5
20200032687
2020-01-30

MULTI-LAYER NITROGEN OXIDE STORAGE CATALYST WITH MANGANESE

#6
20200030745
2020-01-30

CATALYST FOR REDUCTION OF NITROGEN OXIDES

#7
20190358614
2019-11-28

Copper containing MOZ zeolite for selective NOx reduction catalysis

#8
20190224657
2019-07-25

Zeolite catalyst containing metals

#9
20190211723
2019-07-11

Exhaust gas purification filter

#10
20190193024
2019-06-27

Oxidation catalyst for a diesel engine exhaust

#11
20190047859
2019-02-14

Method and plant design for reduction of start-up sulfur oxide emissions in sulfuric acid production

#12
20180127283
2018-05-10

Zeolite SSZ-52x

#13
20180106172
2018-04-19

Exhaust purification apparatus for internal combustion engine

#14
20180093225
2018-04-05

Process for the removal of soot from a sulfurous gas stream

#15
20180028971
2018-02-01

Methods for the manufacture of a sorbent composition having a catalyst component

#16
20180028970
2018-02-01

Methods for the treatment of a flue gas stream using catalytically-enhanced sorbent compositions

#17
20180021725
2018-01-25

CATALYSTS FOR ENHANCED REDUCTION OF NOx GASES AND PROCESSES FOR MAKING AND USING SAME

#18
20180002183
2018-01-04

Zeolite SSZ-52x

#19
20170333826
2017-11-23

Process for removing and recovering HS from a gas stream by cyclic adsorption

#20
20170284247
2017-10-05

Exhaust gas purification filter

#21
20170218809
2017-08-03

Catalyst system for reducing nitrogen oxides

#22
20170157596
2017-06-08

Exhaust gas purifying catalyst, exhaust gas purification device and filter, and method for producing said catalyst

#23
20170016367
2017-01-19

Glass catalyst compositions for improved hydrothermal durability

#24
20160236182
2016-08-18

Ceria-supported metal catalysts for the selective reduction of NO

#25
20160199817
2016-07-14

Nitrous oxide decomposition catalyst

#26
20150343378
2015-12-03

Catalytically enhanced compositions for efficient removal of contaminants in flue gas streams

#27
20150314237
2015-11-05

Exhaust purification system of internal combustion engine

#28
20150298104
2015-10-22

MOLTEN SALT-TYPE OFF GAS PURIFICATION CATALYST AND OFF GAS PURIFICATION FILTER

#29
20150240752
2015-08-27

Exhaust system having NO catalyst in EGR circuit

#30
20150238902
2015-08-27

Exhaust gas purification system and exhaust gas purification method

#31
20150190793
2015-07-09

NOtrap

#32
20150139883
2015-05-21

Ceria-supported metal catalysts for the selective reduction of NO

#33
20150078989
2015-03-19

Zeolite catalyst containing metals

#34
20140271430
2014-09-18

Method for oxidizing carbonaceous material diesel particulate filter and exhaust gas system

#35
20140250872
2014-09-11

Exhaust gas purifying catalyst and method for producing same

#36
20140241950
2014-08-28

Exhaust system for a lean burn IC engine

#37
20140219910
2014-08-07

Sulphuric acid production with recycle of desulphurized gas

#38
20130189172
2013-07-25

Catalyst for removing nitrogen oxides from the exhaust gas of diesel engines

#39
20130177484
2013-07-11

Lean NOx type exhaust gas purifying catalyst

#40
20130171036
2013-07-04

Exhaust gas purification filter, and method for producing same

#41
20130142727
2013-06-06

Stabilized microporous crystalline material, the method of making the same, and the use for selective catalytic reduction of NO

#42
20130081378
2013-04-04

Exhaust purification system of internal combustion engine

#43
20130065754
2013-03-14

EXHAUST GAS PURIFICATION CATALYST

#44
20130034468
2013-02-07

Exhaust purification system of internal combustion engine

#45
20130022512
2013-01-24

Exhaust purification system of internal combustion engine

#46
20130000284
2013-01-03

Exhaust purification system of internal combustion engine

#47
20120156379
2012-06-21

Method for producing alkali and alkaline earth alloys and use of the alkali and alkaline earth alloys

#48
20120087838
2012-04-12

Catalyst and method of manufacture

#49
20120055142
2012-03-08

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

#50
20120055141
2012-03-08

Catalyst for gasoline lean burn engines with improved NO oxidation activity

#51
20120014867
2012-01-19

Copper containing ZSM-34, OFF and/or ERI zeolitic material for selective reduction of NOx

#52
20120014866
2012-01-19

Copper Containing ZSM-34, OFF And/Or ERI Zeolitic Material For Selective Reduction Of NOx

#53
20110258993
2011-10-27

Exhaust system for lean burn IC engine including particulate filter and NOabsorbent

#54
20110232266
2011-09-29

GASOLINE ENGINE WITH AN EXHAUST SYSTEM FOR COMBUSTING PARTICULATE MATTER

#55
20110223071
2011-09-15

Apparatus for purifying and neutralizing toxic gases

#56
20110200504
2011-08-18

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

#57
20110179777
2011-07-28

Exhaust system for a lean burn ic engine

#58
20110176988
2011-07-21

AMMONIA DECOMPOSITION CATALYSTS AND THEIR PRODUCTION PROCESSES, AS WELL AS AMMONIA TREATMENT METHOD

#59
20110154807
2011-06-30

NOx TRAP

#60
20110126527
2011-06-02

NOx storage materials and traps resistant to thermal aging

#61
20110113757
2011-05-19

Exhaust purification device of internal combustion engine

#62
20110079001
2011-04-07

EXHAUST PURIFYING DEVICE OF INTERNAL COMBUSTION ENGINE

#63
20110041479
2011-02-24

Exhaust gas purification method and exhaust gas purification system

#64
20110040136
2011-02-17

Elimination of chlorine compounds from hydrocarbon cuts

#65
20100313552
2010-12-16

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

#66
20100287918
2010-11-18

NOadsorbing apparatus and exhaust-gas converting apparatus

#67
20100287914
2010-11-18

Exhaust purification device of internal combustion engine

#68
20100266471
2010-10-21

Exhaust aftertreatment system and method of treating exhaust gas

#69
20100242438
2010-09-30

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

#70
20100239479
2010-09-23

Process For Removing Toxic Metals From A Fluid Stream

#71
20100234214
2010-09-16

Mercury adsorbents compatible as cement additives

#72
20100233052
2010-09-16

Mercury adsorbents compatible as cement additives

#73
20100196240
2010-08-05

Process and device for desulfurization of a gas, comprising a stage for elimination of sulfur by cooling a gas stream

#74
20100146937
2010-06-17

Exhaust purification device of internal combustion engine

#75
20100137132
2010-06-03

Sulfur storage catalyst

#76
20100115926
2010-05-13

Method of controlling NOx purification system and NOx purification system

#77
20100115923
2010-05-13

Exhaust purification device of an internal combustion engine

#78
20100101220
2010-04-29

Exhaust gas purifying catalyst

#79
20100098903
2010-04-22

Honeycomb structure

#80
20100081569
2010-04-01

COATING MATERIAL HAVING CATALYTIC ACTIVITY AND USE OF SAID COATING MATERIAL

#81
20100071347
2010-03-25

Exhaust purification device of an internal combustion engine

#82
20100061900
2010-03-11

Exhaust-gas converting filter and production process for the same

#83
20100056367
2010-03-04

Exhaust gas purifying catalyst

#84
20100031635
2010-02-11

Exhaust gas purification apparatus for internal combustion engine

#85
20090320457
2009-12-31

NOx adsorber catalyst with superior low temperature performance

#86
20090291839
2009-11-26

HONEYCOMB STRUCTURE

#87
20090291255
2009-11-26

HONEYCOMB STRUCTURE

#88
20090285736
2009-11-19

Catalytic Soot Filter and Use Thereof in Treatment of Lean Exhaust Gases

#89
20090263303
2009-10-22

Purification Device and Method for Purifying a Fluid Stream

#90
20090247403
2009-10-01

Honeycomb structure

#91
20090246096
2009-10-01

Honeycomb structure and exhaust gas treatment apparatus

#92
20090205324
2009-08-20

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

#93
20090176053
2009-07-09

Honeycomb structure, honeycomb catalytic body and manufacturing method of the same

#94
20090151331
2009-06-18

Exhaust purification device of internal combustion engine

#95
20090149321
2009-06-11

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

#96
20090145113
2009-06-11

Exhaust purification device of internal combustion engine

#97
20090098333
2009-04-16

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE HONEYCOMB STRUCTURE

#98
20090062117
2009-03-05

Nitrogen oxide storage material and nitrogen oxide storage catalyst produced therefrom

#99
20090048093
2009-02-19

CARBON-BASED MATERIAL COMBUSTION CATALYST, MANUFACTURING METHOD OF THE SAME, CATALYST CARRIER, AND MANUFACTURING METHOD OF THE SAME

#100
20090031712
2009-02-05

Catalysts with slow, passive release of alkali ions

#101
20090010817
2009-01-08

Honeycomb filter

#102
20080318765
2008-12-25

NANOALLOYS IN EMISSIONS CONTROL AFTER-TREATMENT SYSTEMS

#103
20080280750
2008-11-13

Catalysts for treating acid and halogen gases and production methods thereof

#104
20080188002
2008-08-07

METHOD AND APPARATUS FOR REMOVING SELENIUM OXIDE IN A SAMPLE, AND METHOD AND APPARATUS FOR MEASURING MERCURY IN COAL COMBUSTION EXHAUST GAS BY USING THE SAME

#105
20080187714
2008-08-07

Exhaust gas purifying catalyst and manufacturing method thereof

#106
20080168763
2008-07-17

Optimized rhodium usage in LNT SCR system

#107
20080134888
2008-06-12

Mercury adsorbents compatible as cement additives

#108
20080038172
2008-02-14

Phosgard, a new way to improve poison resistance in three-way catalyst applications

#109
20070269353
2007-11-22

Emission treatment system with NSR and SCR catalysts

#110
20070129244
2007-06-07

Exhaust gas purification apparatus for an internal combustion engine and a catalyst for purifying exhaust gas

#111
20060248874
2006-11-09

Exhaust system for lean burn IC engine including particulate filter and NOabsorbent

#112
20060225817
2006-10-12

Gas sorbents on the basis of intermetallic compounds and a method for producing the same

#113
20060185352
2006-08-24

Exhaust system for a lean-burn ic engine

#114
20060154817
2006-07-13

Substrate for exhaust-gas purifying filter catalyst

#115
20060140835
2006-06-29

Reduction of oxides of nitrogen in a gas stream using molecular sieve SSZ-70

#116
20060140834
2006-06-29

Reduction of oxides of nitrogen in a gas stream using molecular sieve SSZ-71

#117
20060133969
2006-06-22

Exhaust system for a lean burn internal combustion engine

#118
20060100098
2006-05-11

Lean NOtrap with PGM zoned axially

#119
20060053760
2006-03-16

Cermet materials

#120
20060018806
2006-01-26

Catalyzed soot filter

#121
20060010854
2006-01-19

Exhaust gas clarifying device for internal combustion engine

#122
20050261127
2005-11-24

Catalyst carrier and catalyst body

#123
20050232826
2005-10-20

Exhaust treatment devices

#124
20050170954
2005-08-04

Exhaust gas cleaning catalyst

#125
20050148463
2005-07-07

Minimization of purge NOrelease from NOtraps by optimizing the oxygen storage capacity

#126
20050129601
2005-06-16

Emissions treatment system with NSR and SCR catalysts

#127
20050049143
2005-03-03

Exhaust gas treatment catalyst and exhaust gas treatment method

#128
20050031513
2005-02-10

Gasoline engine with an exhaust system for combusting particulate matter

#129
20050020443
2005-01-27

Method of making a NOx adsorber catalyst

#130
20050016164
2005-01-27

Exhaust line for an internal combustion engine