ClassID:

30496 āŽ˜

B01D2257/402 - CPC Classification

Classification description:

Components to be removed; Nitrogen compounds Dinitrogen oxide

Recent Application in this class:
#1
20260115660
2026-04-30

GAS DECOMPOSITOIN CATALYST, METHOD OF DECOMPOSING NITROUS OXIDE GAS USING THE SAME, AND SCRUBBER SYSTEM FOR DECOMPOSING NITROUS OXIDE GAS USING THE SAME

#2
20260097361
2026-04-09

GAS ABATEMENT APPARATUS AND GAS TREATMENT METHOD

#3
20260084110
2026-03-26

METHOD FOR REDUCING NOX IN A NITRIC ACID PLANT DURING TRANSITORY EVENTS

#4
20260070013
2026-03-12

COLLECTING A GASEOUS POLLUTANT FROM AIR

#5
20260048357
2026-02-19

GAS DECOMPOSITION DEVICE AND GAS DECOMPOSITION METHOD

#6
20260034512
2026-02-05

AN APPARATUS FOR CATALYTIC DECOMPOSITION OF NITROUS OXIDE

#7
20260021449
2026-01-22

SELECTIVE CATALYTIC REDUCTION SYSTEM FOR EXHAUST GAS TREATMENT, AND EXHAUST GAS PURIFICATION APPARATUS FOR LEAN COMBUSTION ENGINES COMPRISING SELECTIVE CATALYTIC REDUCTION SYSTEM FOR EXHAUST GAS TREATMENT

#8
20260016377
2026-01-15

SYSTEM FOR ABSORBING GAS FROM A GROUND SOURCE USING A SORBENT

#9
20260009772
2026-01-08

Gas Analysis System

#10
20250381520
2025-12-18

ABATEMENT APPARATUS AND METHOD

#11
20250367647
2025-12-04

SYNTHESIS OF A CATALYST COMPRISING A HIGH-PURITY NU-86 ZEOLITE AND IRON FOR THE CONVERSON OF NOX AND N2O

#12
20250332574
2025-10-30

CATALYST SYSTEM FOR REMOVING PERFLUORINATED COMPOUNDS AND NITROUS OXIDE

#13
20250332542
2025-10-30

GAS PROCESSING APPARATUS USING CATALYST

#14
20250319450
2025-10-16

CATALYST SUPPORT SYSTEM FOR AMMONIA OXIDATION BURNERS

#15
20250303385
2025-10-02

OPTICAL FIBER REACTOR FOR TREATMENT OF GAS PHASE CONTAMINANTS

#16
20250296046
2025-09-25

WASTE GAS SCRUBBER

#17
20250281877
2025-09-11

A PROCESS FOR TREATING GAS STREAMS WITH HIGH CONCENTRATION OF N2O

#18
20250262584
2025-08-21

NOx REMOVAL FOR CRYOGENIC CARBON CAPTURE FROM FLUE GAS

#19
20250249406
2025-08-07

EXHAUST GAS TREATMENT APPARATUS, COMBUSTION FACILITY, AND EXHAUST GAS TREATMENT METHOD

#20
20250249405
2025-08-07

Method of selectively catalytically reducing dinitrogen oxide, a method of extracting carbon dioxide, a method of detecting carbon dioxide, an apparatus, and use

#21
20250242294
2025-07-31

ROTARY SORPTION SYSTEM INCLUDING RECYCLED ISOLATION LOOP AND PURGE STREAM

#22
20250214025
2025-07-03

CARBON DIOXIDE CAPTURE SYSTEM

#23
20250205641
2025-06-26

N2O DECOMPOSITION CATALYST

#24
20250170527
2025-05-29

SYSTEM AND METHOD FOR LOWERING NITROGEN OXIDES CONTENT FROM TAIL GAS

#25
20250091003
2025-03-20

NITROUS OXIDE DECOMPOSITION METHOD AND NITROUS OXIDE DECOMPOSITION DEVICE

#26
20250041789
2025-02-06

SIMULTANEOUS REMOVAL OF CARBON DIOXIDE, NOx and SOx USING SINGLE STAGE ABSORPTION COLUMN AND RELATED METHODS

#27
20240426547
2024-12-26

ADSORBER, PURIFICATION SYSTEM, AND PURIFICATION METHOD

#28
20240399308
2024-12-05

AIRFOIL CATALYTIC REACTOR FOR ATMOSPHERIC AIR TREATMENT

#29
20240359135
2024-10-31

System and method for lowering nitrogen oxides content from tail gas

#30
20240342690
2024-10-17

NEW GEOMETRY FOR DEN2O CATALYST

#31
20240269611
2024-08-15

SCR CATALYST ARTICLE AND SYSTEMS FOR REDUCING N2O IN EXHAUST GAS

#32
20240216862
2024-07-04

PROCESS FOR WORKING-UP A NITROUS OXIDE COMPRISING OFF-GAS STREAM

#33
20240216861
2024-07-04

A PROCESS FOR DECOMPOSING NITROUS OXIDE FROM A GAS STREAM

#34
20240075427
2024-03-07

Catalytic system and method for the removal of HCN from off-gases of a fluid cracking unit using same, and FCC unit assembly including the catalytic system

#35
20240033686
2024-02-01

Method of selectively catalytically reducing dinitrogen oxide, a method of extracting carbon dioxide, a method of detecting carbon dioxide, an apparatus, and use

#36
20240033684
2024-02-01

TREATMENT OF ACID GASES USING MOLTEN ALKALI METAL BORATES, AND ASSOCIATED METHODS OF SEPARATION

#37
20230356179
2023-11-09

COMBINED ADSORPTION AND CATALYSIS FOR CABIN AIR POLLUTION CONTROL

#38
20230330597
2023-10-19

A METHOD AND A DEVICE FOR INFLUENCING ENTITIES IN A GAS FLOW

#39
20230249162
2023-08-10

VANADIUM-FREE TITANIA-BASED SCR CATALYST ARTICLE

#40
20230149907
2023-05-18

EXHAUST GAS PURIFICATION CATALYST DEVICE

#41
20230091976
2023-03-23

COLLECTING A GASEOUS POLLUTANT FROM AIR

#42
20220370989
2022-11-24

Carbon-coated Nickel-aluminum Nanocomposite, Preparation Method Therefor and Application Thereof

#43
20220258098
2022-08-18

Treatment of acid gases using molten alkali metal borates, and associated methods of separation

#44
20220126274
2022-04-28

Catalyst device for treatment of formaldehyde and volatile organic compounds

#45
20220111334
2022-04-14

Reactor for reducing nitrogen oxides

#46
20220017365
2022-01-20

Separation and concentration of nitrate from aqueous solutions and gaseous streams

#47
20220010714
2022-01-13

Nitrous oxide removal catalysts for exhaust systems

#48
20210387142
2021-12-16

Method for reducing nitrogen dioxide in exhaust gas generated during olefin production process

#49
20210354077
2021-11-18

Nitrogen enrichment of organic fertilizer with nitrate and air plasma

#50
20210340681
2021-11-04

Electrochemical system, apparatus and method to generate metal hydroxide in the presence of metal silicates

#51
20210331922
2021-10-28

Process for preparing sulfur from reduction of sulfate/ nitrate by iron-carbon and recovering desulfurization/ denitration agents

#52
20210239168
2021-08-05

Friction assembly for a disc brake system able to filter a gaseous phase resulting from the friction of a lining

#53
20210146075
2021-05-20

Apparatus for catalytic decomposition of nitrous oxide in a gas stream

#54
20210138401
2021-05-13

Treatment of acid gases using molten alkali metal borates and associated methods of separation

#55
20210079494
2021-03-18

Method for reducing nitrogen oxides in strip treatment furnaces

#56
20210069691
2021-03-11

Ultrasound-assisted method for producing an SCR catalytic converter

#57
20210060539
2021-03-04

Method for preparing molecular sieve SCR catalyst, and catalyst prepared therethrough

#58
20200368685
2020-11-26

PROCESS AND APPARATUS FOR TREATMENT OF GAS STREAMS CONTAINING NITROGEN OXIDES

#59
20200368684
2020-11-26

Process for the removal of dinitrogen oxide in process off-gas

#60
20200232366
2020-07-23

Nitrous oxide removal catalysts for exhaust systems

#61
20200023330
2020-01-23

Axial-radial flow catalytic chemical reactor with two layers of catalyst

#62
20200016531
2020-01-16

Method for NOuptake using a particulate earth alkali carbonate-comprising material and/or particulate earth alkali phosphate-comprising material

#63
20190339627
2019-11-07

Lithographic apparatus and method for loading a substrate

#64
20190300375
2019-10-03

Process for the production of a zeolitic material via solvent-free interzeolitic conversion

#65
20190275504
2019-09-12

Method for the removal of nitrous oxide from off gas in presence of catalyst comprising an Fe-AEI zeolite material essentially free of alkali metal

#66
20190160428
2019-05-30

Supported catalyst, monolithic selective catalytic reduction (SCR) catalyst, preparation method therefor, and method for nitrogen oxides removal

#67
20190144769
2019-05-16

Carbonaceous feedstock gasification power generation facility, and method for regulating drying gas carbonaceous feedstock

#68
20190143270
2019-05-16

Base metal catalyst for treatment of ozone and volatile organic compounds present in air supply

#69
20190134611
2019-05-09

Catalyst for decomposition of nitrous oxide

#70
20190111387
2019-04-18

METHOD FOR REDUCING THE WASTE GAS CONCENTRATION OF NOX IN A PLANT FOR PRODUCING NITRIC ACID AS SAID PLANT IS STARTED UP AND/OR SHUT DOWN

#71
20190046919
2019-02-14

Rapid cycle pressure swing adsorption process and adsorbent laminates for use therein

#72
20190015821
2019-01-17

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

#73
20180369800
2018-12-27

Catalyst bed and method for reducing nitrogen oxides

#74
20180369753
2018-12-27

Reactor for reducing nitrogen oxides

#75
20180353901
2018-12-13

APPARATUS FOR NITROGEN OXIDES REMOVAL BY OXIDATION WITH OZONE AND SCRUBBING OR ABSORBING THE REACTION PRODUCTS

#76
20180333699
2018-11-22

Catalyst device for treatment of formaldehyde and volatile organic compounds

#77
20180318761
2018-11-08

Process discharge gas polluted material removal device with regenerating means of polluted oxidation catalyst

#78
20180304234
2018-10-25

NOx reducing coatings and methods for reducing NOx therewith

#79
20180280873
2018-10-04

Method and apparatus for removing NOx and N2O from a gas

#80
20180272276
2018-09-27

Waste gas treatment method with application of nano-bubble and waste gas treatment system using the same

#81
20180264396
2018-09-20

Systems and methods for efficient heating of sorbents in an indoor air scrubber

#82
20180252469
2018-09-06

Method for removing a foulant from a gas stream with minimal external refrigeration

#83
20180195425
2018-07-12

Nitrous oxide removal catalysts for exhaust systems

#84
20180149983
2018-05-31

Lithographic apparatus and method for loading a substrate

#85
20180078922
2018-03-22

Rhodium catalyst for decomposing nitrous oxide, the production thereof, and the use thereof

#86
20180058758
2018-03-01

Cryogenic adsorption process for xenon recovery

#87
20180017253
2018-01-18

Arrangement of a combustor and a device for selective non-catalytic reduction and pulsed injection method

#88
20180017252
2018-01-18

Arrangement of a combustor and a device for selective non catalytic reduction and injection nozzle

#89
20180001250
2018-01-04

Air cleaning system

#90
20170368541
2017-12-28

Molecular sieve catalyst compositions, catalyst composites, systems, and methods

#91
20170362984
2017-12-21

Nitrous oxide removal catalysts for exhaust systems

#92
20170354927
2017-12-14

Boiler and device for selective non catalytic reduction

#93
20170334722
2017-11-23

Method for removing NO and NOfrom the nitric acid production process, and an installation suitable for same

#94
20170333842
2017-11-23

Base metal catalyst for treatment of ozone and volatile organic compounds present in air supply

#95
20170326496
2017-11-16

Method of treating gas and gas treatment device

#96
20170227285
2017-08-10

Method and plant for the purification of carbon dioxide using liquid carbon dioxide

#97
20170197178
2017-07-13

Reducing the emission of nitrogen oxide when starting up systems for producing nitric acid

#98
20170113208
2017-04-27

Process for catalytic decomposition of nitrogen protoxide

#99
20170014766
2017-01-19

Catalyst system for gasoline combustion engines, having three-way catalysts and SCR catalyst

#100
20160341091
2016-11-24

Emissions reduction system

#101
20160243494
2016-08-25

Apparatus and method for evaporating waste water and reducing acid gas emissions

#102
20160228809
2016-08-11

Systems and methods for efficient heating of sorbents in an indoor air scrubber

#103
20160199817
2016-07-14

Nitrous oxide decomposition catalyst

#104
20160158699
2016-06-09

Zoned catalyst system for reducing NO emissions

#105
20160129396
2016-05-12

Selective catalytic NOreduction apparatus providing improved gasification of urea

#106
20160082383
2016-03-24

Regenerable sorbent COscrubber for submarine vessels

#107
20160053996
2016-02-25

Combustion and flue gas treatment system and SOremoval unit

#108
20160023161
2016-01-28

Method for oxidizing carbon monoxide

#109
20150367336
2015-12-24

Molecular sieve catalyst compositions, catalyst composites, systems, and methods

#110
20150360167
2015-12-17

Radial flow adsorber ā€˜U’ configuration

#111
20150336042
2015-11-26

Filter system for a building and filter device

#112
20150290625
2015-10-15

Mixed metal oxidic nano sheets coated monolithic catalysts useful for the decomposition of toxic NO and a process for the preparation thereof

#113
20150274536
2015-10-01

Extraction and sequestration of carbon dioxide

#114
20150267917
2015-09-24

Methods for treating waste gas streams from incineration processes

#115
20150182945
2015-07-02

Dry-scrubbing media compositions and methods of production and use

#116
20150132215
2015-05-14

Process for the preparation of zeolites having CHA structure

#117
20150030515
2015-01-29

Process and apparatus for treatment of gas streams containing nitrogen oxides

#118
20150027373
2015-01-29

Apparatus for treating a gas stream

#119
20150007568
2015-01-08

Power generation apparatus, power generation method, decomposition-gas turbine and decomposition-gas boiler

#120
20140363359
2014-12-11

Device and method for eliminating NOand NO

#121
20140338425
2014-11-20

Purification of air

#122
20140311341
2014-10-23

Sorbent compositions, sorbent articles, methods for preparing sorbent articles, and methods for capturing target gases using the sorbent articles

#123
20140234206
2014-08-21

Process for the direct synthesis of Cu containing zeolites having CHA structure

#124
20140234193
2014-08-21

Electrochemical production of metal hydroxide using metal silicates

#125
20140212349
2014-07-31

Process and device for the purification of waste gases

#126
20130336872
2013-12-19

Method for removing NO and NOfrom the nitric acid production process, and an installation suitable for same

#127
20130319228
2013-12-05

Purification of air

#128
20130269524
2013-10-17

Zeolite composition adapted for air purification

#129
20130149225
2013-06-13

Process and apparatus for eliminating NOX and N2O

#130
20130123096
2013-05-16

Organotemplate-free synthetic process for the production of a zeolitic material

#131
20130045860
2013-02-21

Organotemplate-free synthetic process for the production of a zeolitic material

#132
20120244066
2012-09-27

Process for the preparation of zeolites having CHA structure

#133
20120230899
2012-09-13

Mixed metal oxide catalyst for decomposition of nitrogen oxides

#134
20120219487
2012-08-30

Method for adsorbing and decomposing lean nitrogen oxide using a mixed metal oxide catalyst

#135
20120208691
2012-08-16

Copper containing levyne molecular sieve for selective reduction of NOx

#136
20120186993
2012-07-26

IONIC LIQUIDS

#137
20120183462
2012-07-19

Electrochemical Production of Metal Hydroxide Using Metal Silicates

#138
20120167763
2012-07-05

Method for purifying a gas stream including mercury

#139
20120118302
2012-05-17

Method for making a cigarette

#140
20120087851
2012-04-12

P/S-TM-comprising zeolites for decomposition of NO

#141
20120063982
2012-03-15

Process and device for decomposing laughing gas

#142
20120045379
2012-02-23

Method for storing and delivering ammonia from solid storage materials using a vacuum pump

#143
20120021312
2012-01-26

Method for obtaining dinitrogen oxide

#144
20120014855
2012-01-19

Apparatus and process for decomposing dinitrogen monoxide in an adiabatic fixed bed reactor

#145
20110312486
2011-12-22

Alkali-free synthesis of zeolitic materials of the LEV-type structure

#146
20110277490
2011-11-17

Method and System for Improved-Efficiency Air-Conditioning

#147
20110271833
2011-11-10

Adsorbent Bed Support

#148
20110262332
2011-10-27

Apparatus and Method for the Treatment of Gas

#149
20110247495
2011-10-13

Gas Adsorber For Use In Gas Storager

#150
20110243829
2011-10-06

Method of decomposing NO using a catalyst based on a cerium lanthanum oxide

#151
20110214416
2011-09-08

Exhaust emission control device

#152
20110209462
2011-09-01

Exhaust purification system of internal combustion engine

#153
20110206587
2011-08-25

Method for the Separation of NOx from a Gas Stream Containing Epoxy

#154
20110206573
2011-08-25

Radial flow reactor

#155
20110203311
2011-08-25

REMOVAL OF CARBON DIOXIDE FROM AIR

#156
20110200515
2011-08-18

Catalyst containment unit

#157
20110165052
2011-07-07

Process for preparation of copper containing molecular sieves with the CHA structure, catalysts, systems and methods

#158
20110165051
2011-07-07

Process of direct copper exchange into Na+-form of chabazite molecular sieve, and catalysts, systems and methods

#159
20110158877
2011-06-30

Method for the decomposition of NO, catalyst for it, and the preparation of this catalyst

#160
20110120087
2011-05-26

Apparatus with Catalyst for the Reduction of Nitrogen Dioxide (NO2) to Nitric Oxide (NO) by Chemical Means in a Diesel Catalytic Support

#161
20110117000
2011-05-19

Method for refining dilution air and dilution air refinery

#162
20110100215
2011-05-05

Method and Apparatus for the Catalytic Reduction of Flue Gas NOx

#163
20110100209
2011-05-05

Recovery of NF3 from adsorption operation

#164
20110085955
2011-04-14

SYSTEM AND METHOD FOR REDUCING NO2 POISONING

#165
20110076229
2011-03-31

Process for the direct synthesis of Cu containing zeolites having CHA structure

#166
20110068501
2011-03-24

METHOD AND SYSTEM FOR REMOVING CO2 FROM THE ATMOSHPERE

#167
20110044873
2011-02-24

Fabrication method of zeolite honeycomb type catalyst for reducing nitrogen oxide

#168
20110039689
2011-02-17

SHAPED CATALYST BODY

#169
20110014100
2011-01-20

Carbon Sequestration Using Ionic Liquids

#170
20100322847
2010-12-23

Organotemplate-free synthetic process for the production of a zeolitic material

#171
20100303699
2010-12-02

Method of removing NO from waste gas

#172
20100282080
2010-11-11

Fluorinated metal-organic frameworks for gas storage

#173
20100234215
2010-09-16

CATALYST AND PROCESS FOR THE CONVERSION OF NITROUS OXIDE

#174
20100218488
2010-09-02

Construction machine

#175
20100209325
2010-08-19

Catalyst production method therefor and use thereof for decomposing NO

#176
20100196238
2010-08-05

METHOD FOR DECOMPOSING DINITROGEN MONOXIDE

#177
20100196233
2010-08-05

APPLICATIONS OF METAL COMPLEX COMPOUNDS

#178
20100178215
2010-07-15

Exhaust gas purification apparatus

#179
20100143226
2010-06-10

Process for removing NO and NO from gas mixtures

#180
20100111795
2010-05-06

Mixed oxides catalysts

#181
20100089237
2010-04-15

Method for removing NO from a gaseous flow

#182
20100075834
2010-03-25

Method for producing metal-doped zeolites and use thereof for the catalytic conversion of nitrogen oxides

#183
20100074819
2010-03-25

PROCESS FOR CATALYTIC DECOMPOSITION OF NITROGEN PROTOXIDE

#184
20100071552
2010-03-25

Method of removing nitrous oxide

#185
20100028231
2010-02-04

Synthesis and use of nanocrystalline zeolites

#186
20100018389
2010-01-28

Process for isolating NO

#187
20100005967
2010-01-14

METHOD TO SCRUB GREENHOUSE GASES FROM THE ATMOSPHERE

#188
20090291874
2009-11-26

IONIC LIQUIDS AND METHODS FOR USING THE SAME

#189
20090266232
2009-10-29

Molded Cu-ZSM5 zeolite adsorbent, method of activating the same, temperature swing adsorption apparatus, and method of purifying gas

#190
20090246107
2009-10-01

Dry-scrubbing media compositions and methods of production and use

#191
20090232861
2009-09-17

EXTRACTION AND SEQUESTRATION OF CARBON DIOXIDE

#192
20090165439
2009-07-02

EXHAUST GAS TREATMENT SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

#193
20090136403
2009-05-28

DECOMPOSITION OF DINITROGEN MONOXIDE IN OXYGEN-CONTAINING GASES HAVING A MOISTURE CONTENT

#194
20090130010
2009-05-21

Method for the decomposition of NO in the Ostwald process

#195
20090011927
2009-01-08

Selective catalytic reduction of NO

#196
20080299028
2008-12-04

CATALYST AND PROCESS FOR THE CONVERSION OF NITROUS OXIDE

#197
20080292519
2008-11-27

Bifunctional catalysts for selective ammonia oxidation

#198
20080274032
2008-11-06

Method for isolating NO

#199
20080264254
2008-10-30

Novel sorbents and purification and bulk separation of gas streams

#200
20080255393
2008-10-16

Method for purifying and concentrating dinitrogen monoxide

#201
20080247928
2008-10-09

Method of Removing Nitrous Oxide

#202
20080241034
2008-10-02

Method for reducing the nitrogen oxide concentration in gases

#203
20080196396
2008-08-21

Catalyst and method for purification of diesel engine exhaust gas

#204
20080156192
2008-07-03

Air filtration media comprising metal-doped silicon-based gel materials with nitric acid and/or potassium persulfate

#205
20080044889
2008-02-21

Landfill biofiltration system and methods for removal of gas-phase pollutants and contaminants

#206
20080044331
2008-02-21

Method for Reducing the Content of N2O and NOx in Gases

#207
20080041045
2008-02-21

Apparatus and method for assisting selective catalytic reduction

#208
20080006153
2008-01-10

Air filtration media comprising oxidizing agent-treated metal-doped silicon-based gel and zeolite materials

#209
20080006012
2008-01-10

Air filtration media comprising metal-doped silicon-base gel materials with oxidizing agents

#210
20070292334
2007-12-20

Treatment method and treatment apparatus for gas containing nitrous oxide

#211
20070189949
2007-08-16

Wet scrubbing apparatus for controlling NOx emission

#212
20070186769
2007-08-16

Equipment and method for removing nitrogen oxide

#213
20070163612
2007-07-19

Supports catalyst for the combustion of carbon monoxide formed during smoking

#214
20070104633
2007-05-10

Selective catalyst reduction of nitrogen oxides with hydrogen

#215
20070104620
2007-05-10

Catalytic Exhaust Device

#216
20070071666
2007-03-29

Synthesis and use of nanocrystalline zeolites

#217
20070062369
2007-03-22

Method for the production of shaped zeolites, and method for eliminating impurities from a gas stream (as amended)

#218
20060179825
2006-08-17

Integrated NOx and PM reduction devices for the treatment of emissions from internal combustion engines

#219
20060162556
2006-07-27

Method and apparatus for gas purification

#220
20060112678
2006-06-01

Multiple reactant multiple catalyst selective catalytic reduction for NOx abatement in internal combustion engines

#221
20060088469
2006-04-27

Method for preparation and activation of multimetallic zeolite catalysts, a catalyst composition and application for n2o abatement

#222
20060051277
2006-03-09

Method and device for reducing the NO and NO of gases

#223
20060008401
2006-01-12

Decomposition catalyst for nitrous oxide, process for producing the same and process for decomposing nitrous oxide

#224
20060000354
2006-01-05

Adsorption process and system using multilayer adsorbent beds containing regenerator section

#225
20050281724
2005-12-22

Process and apparatus for treating waste anesthetic gas

#226
20050244320
2005-11-03

Denitrification method

#227
20050235827
2005-10-27

Rotary bed sorption system including at least one recycled isolation loop, and methods of designing and operating such a system

#228
20050202966
2005-09-15

Catalyst for the decomposition of N2O in the Ostwald process

#229
20050199123
2005-09-15

Periodic high temperature regeneration of thermal swing adsorption systems

#230
20050166583
2005-08-04

Ambient air pollution trap

#231
20050112044
2005-05-26

Method for treating exhaust gas

#232
20050085383
2005-04-21

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

#233
20050027155
2005-02-03

Biosequestration and organic assimilation of greenhouse gases

#234
20050008555
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