ClassID:

30257

B01D2251/104 - CPC Classification

Classification description:

Reactants; Oxidants Ozone

Recent Application in this class:
#1
20260061370
2026-03-05

METHANE PURIFICATION APPARATUS

#2
20260061369
2026-03-05

METHANE PURIFICATION APPARATUS

#3
20260061365
2026-03-05

PURIFICATION SYSTEM

#4
20260061358
2026-03-05

METHANE PURIFICATION APPARATUS

#5
20260061357
2026-03-05

METHANE PURIFICATION APPARATUS

#6
20250387753
2025-12-25

METHOD AND SYSTEM FOR GAS TREATMENT AND PURIFICATION USING MODIFIED ADVANCED OXIDATION TECHNOLOGY

#7
20250375734
2025-12-11

METHOD AND SYSTEM FOR GAS TREATMENT AND PURIFICATION USING MODIFIED ADVANCED OXIDIZING TECHNOLOGY

#8
20250325941
2025-10-23

Systems and Methods for Pollution Control and Particulate Abatement for Use in Achieving Compliance with Regional Haze Regulations

#9
20250177919
2025-06-05

METHANE REMOVAL DEVICE

#10
20250161872
2025-05-22

GAS TREATMENT APPARATUS FOR TREATING NITROGEN OXIDE EXHAUST USING OZONE

#11
20240401456
2024-12-05

Method for increasing production and injection of reservoir coupled with flue gas desulfurization and denitrification

#12
20240399302
2024-12-05

METHOD FOR REDUCING THE CONTENT OF NITROGEN OXIDES IN A FLUE GAS STREAM OF THERMAL WASTE TREATMENT PLANTS

#13
20240165558
2024-05-23

PHOTOCHEMICAL METHOD AND DEVICE FOR VOLATILE ORGANIC COMPOUND POLLUTION CONTROL

#14
20240024814
2024-01-25

PHOTOCHEMICAL METHOD AND DEVICE FOR VOLATILE ORGANIC COMPOUND POLLUTION CONTROL

#15
20230415140
2023-12-28

CATALYTIC ACTIVITY RECOVERY METHOD OF MANGANESE OXIDE CATALYST

#16
20230415098
2023-12-28

Photochemical method and device for volatile organic compound pollution control

#17
20230360511
2023-11-09

Methods and systems for automatically generating a remedial action in an industrial facility

#18
20230270908
2023-08-31

APPARATUS FOR SEDIMENTATION AND OXIDATION OF FINE DUST AND AEROSOLS AND ORGANIC LOADS SUCH AS VIRUSES IN A DEVICE, AND FOR ELECTROSTATIC AND ELECTROCHEMICAL OR PHOTOCHEMICAL PROCESSESING OF THE AIR SUPPLIED BY THE DEVICE TO A ROOM FOR ANALOG PROCESSES IN THE ROOM

#19
20230241552
2023-08-03

A METHOD AND ARRANGEMENT FOR MANAGING AND CONTROLLING NITROGEN EMISSION FROM A CYCLIC LIQUOR FLOW SYSTEM IN A PULP MILL

#20
20230241280
2023-08-03

Multi-function air purifying and sterilizing system

#21
20230219036
2023-07-13

TREATMENT OF IMPURITIES IN PROCESS STREAMS

#22
20230219035
2023-07-13

AIR PURIFIER AND METHOD OF PURIFYING AIR

#23
20230211285
2023-07-06

Method and apparatus for treating exhaust gas

#24
20230087167
2023-03-23

Apparatus and method for removing nitrogen oxide from exhaust gas

#25
20220243626
2022-08-04

Use of ozone with LNT and MnOcatalyst for the treatment of residual pollutant for the exhaust gas of an internal engine combustion

#26
20220080068
2022-03-17

BIO-DECONTAMINATION SYSTEM AND METHOD USING OZONE

#27
20220065471
2022-03-03

Air treatment method and a system arranged for treating air in a clean room

#28
20220010960
2022-01-13

Abatement

#29
20210402350
2021-12-30

Device for testing performance of photocatalytic ozonation in degradation of volatile organic compounds and method of operating same

#30
20210236683
2021-08-05

Air sterilizing device

#31
20210187142
2021-06-24

DISINFECTION SYSTEM

#32
20210170334
2021-06-10

System and method for desulfurization and denitrification of alumina calcination flue gas, and use

#33
20210170063
2021-06-10

Air treatment method

#34
20210162342
2021-06-03

Air purifier and water purification system

#35
20210113962
2021-04-22

Pollutant treatment process and apparatus

#36
20210001256
2021-01-07

Method for modifying surface of activated carbon and filter for water purifier

#37
20200262757
2020-08-20

Ozonation-based method for producing cementitious material

#38
20200230549
2020-07-23

Reducing mercury air and water emissions from a coal fired power plant within a FGD system using a biocide

#39
20200179872
2020-06-11

System and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud

#40
20200071237
2020-03-05

System and method for recovering nitrogenous compounds from a gas stream

#41
20200070090
2020-03-05

Waste gas purification system and method

#42
20190275464
2019-09-12

Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing

#43
20190240618
2019-08-08

Exhaust purification system

#44
20190240371
2019-08-08

Air treatment method

#45
20190240370
2019-08-08

Air treatment system and method of use

#46
20190217240
2019-07-18

Process for low temperature gas cleaning with ozone and a catalytic bag filter for use in the process

#47
20190168159
2019-06-06

Pollutant treatment process and apparatus

#48
20190126198
2019-05-02

POLLUTION CONTROL USING OZONE

#49
20190119605
2019-04-25

Method for regeneration of used lubricating oils

#50
20190070331
2019-03-07

System for treating emissions from a vehicle

#51
20190022577
2019-01-24

Plasma abatement of compounds containing heavy atoms

#52
20180369751
2018-12-27

Carbonized material, device for removing ozone, and method for removing ozone

#53
20180354867
2018-12-13

System and method for recovering nitrogenous compounds from a gas stream

#54
20180353901
2018-12-13

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

#55
20180318758
2018-11-08

Plasma abatement of compounds containing heavy atoms

#56
20180264405
2018-09-20

Ozone oxidation decomposition treatment method for VOCs and/or gaseous inorganic reducing compounds in gas

#57
20180214823
2018-08-02

A System and Method for Treating Air for a Vehicle Cab

#58
20180200670
2018-07-19

Wet electrostatic gas cleaning system with non-thermal plasma for NOx reduction in exhaust

#59
20180133647
2018-05-17

TREATMENT OF IMPURITIES IN PROCESS STREAMS

#60
20180099245
2018-04-12

Gas denitration process and apparatus

#61
20180093224
2018-04-05

Emissions treatment apparatus and a method for treating emissions

#62
20170352243
2017-12-07

Methods and systems for automatically generating a remedial action in an industrial facility

#63
20170326496
2017-11-16

Method of treating gas and gas treatment device

#64
20170266614
2017-09-21

Active filtration system for controlling cleanroom environments

#65
20170203253
2017-07-20

Equipment and method for circulating fluidized bed semidry simultaneous desulfurization and denitration of sintering flue gas

#66
20170189852
2017-07-06

Methods for removing contaminants from gas streams

#67
20170173529
2017-06-22

Apparatus for decomposing low concentration of volatile organic compounds by high flow

#68
20170173525
2017-06-22

Process for the removal of contaminants from flue gas streams

#69
20170106218
2017-04-20

Portable electronic device with a smart air purifier

#70
20170029344
2017-02-02

DEVICE AND METHOD FOR PRODUCING FERTILIZER FROM THE EXHAUST GASES OF A PRODUCTION SYSTEM

#71
20170014761
2017-01-19

Flue ozone distributor applied in low-temperature oxidation denitrification technology and arrangement manner thereof

#72
20160348998
2016-12-01

BOW HUNTING BOX

#73
20160236129
2016-08-18

Pollution control system

#74
20160220953
2016-08-04

Method of detoxifying exhaust pipe and film forming apparatus

#75
20160184774
2016-06-30

Flue-gas purification and reclamation system and method thereof

#76
20160089631
2016-03-31

Combined desulfuration, denitration, and demercuration apparatus and method using semi-dry process in circulating fluidized bed

#77
20160084130
2016-03-24

Reducing agent supplying device

#78
20160082389
2016-03-24

Methods for removing contaminants from exhaust gases

#79
20160023927
2016-01-28

Hydrogen sulfide abatement in geothermal facilities

#80
20160008757
2016-01-14

Method of treating a cleanroom enclosure

#81
20150360177
2015-12-17

Exhaust gas purification system and ozone generator

#82
20150267917
2015-09-24

Methods for treating waste gas streams from incineration processes

#83
20150265740
2015-09-24

Gas processing apparatus

#84
20150251133
2015-09-10

Plasma abatement of compounds containing heavy atoms

#85
20150202567
2015-07-23

Methods for removing contaminants from exhaust gases

#86
20150104365
2015-04-16

Flue-gas purification and reclamation system and method thereof

#87
20150050190
2015-02-19

Modular ductwork decontamination assembly

#88
20150044116
2015-02-12

Method for removing contaminants from exhaust gases

#89
20150027927
2015-01-29

Catalysts for oxidative sulfur removal and methods of making and using thereof

#90
20140348711
2014-11-27

Mechanical filter-based pollution control system to remediate cooking emissions

#91
20140286827
2014-09-25

Exhaust gas purifier

#92
20140260208
2014-09-18

Exhaust gas purifier

#93
20140163299
2014-06-12

Ultraviolet and hydrogen peroxide or ozone or ozone and hydrogen peroxide treatment to simultaneously control nitrosamine, nitramine, amine and aldehyde emissions from amine-based carbon capture

#94
20140127107
2014-05-08

Method for removing contaminants from exhaust gases

#95
20140120018
2014-05-01

Process and apparatus to remove and destroy volatile organic compounds by atomizing water in ozone atmosphere

#96
20140065047
2014-03-06

Gas treatment by catalytic ozone oxidation

#97
20140065025
2014-03-06

Gas stream purification apparatus

#98
20140050643
2014-02-20

Flur-gas purification and reclamation system and method thereof

#99
20140000246
2014-01-02

Exhaust gas purification device

#100
20130296615
2013-11-07

Multi-pollutant abatement device and method

#101
20130214202
2013-08-22

Preparation of an amine based solvent contaminated by the introduction of sulfur oxides

#102
20130202480
2013-08-08

Method and apparatus for use of reacted hydrogen peroxide compounds in industrial process waters

#103
20130183214
2013-07-18

Modular ductwork decontamination assembly

#104
20130108536
2013-05-02

Methane Abatement With Ozone

#105
20130058851
2013-03-07

System and method for removing a contaminant from a gas stream

#106
20130028821
2013-01-31

Process for removing contaminants from gas streams

#107
20130011303
2013-01-10

GAS-COLLECTION-TYPE GAS-LIQUID REACTION DEVICE, AND WATER TREATMENT APPARATUS AND GAS PURIFICATION APPARATUS USING SAME

#108
20120282157
2012-11-08

Air purification

#109
20120227586
2012-09-13

Method and apparatus for disinfecting and deodorizing a toilet system

#110
20120207665
2012-08-16

Treatment of NO-containing gas streams

#111
20120207664
2012-08-16

Systems and methods for recovering nitric acid from pickling solutions

#112
20120189519
2012-07-26

Flue-gas purification and reclamation system and method thereof

#113
20120183461
2012-07-19

System and method for removing a contaminant from a gas stream

#114
20120114540
2012-05-10

METHOD AND APPARATUS FOR REMOVING VOLATILE ORGANIC COMPOUND

#115
20120097028
2012-04-26

Electrode cleaning in an electro-kinetic air mover

#116
20120090328
2012-04-19

Combined cycle plant including chilled ammonia based COcapture unit and utilizing system produced nitric acid

#117
20120087853
2012-04-12

Gas treatment by catalytic ozone oxidation

#118
20120076716
2012-03-29

Gas stream purification apparatus and method

#119
20120039780
2012-02-16

Headspace gas treatment apparatus and method

#120
20110318246
2011-12-29

Flue-Gas purification and reclamation system and method thereof

#121
20110318245
2011-12-29

Flue-gas purification and reclamation system and method thereof

#122
20110286892
2011-11-24

ELECTRO-KINETIC AIR MOVER WITH UPSTREAM FOCUS ELECTRODE SURFACES

#123
20110280765
2011-11-17

STERILISER WITH EXHAUST GAS CLEANING SYSTEM FOR DECOMPOSING NOX WITH OZONE

#124
20110274600
2011-11-10

OZONE OXIDATION FILTRATION AND NEUTRALIZATION AIR CLEANING SYSTEM, APPARATUS & METHOD

#125
20110171090
2011-07-14

Method and device for cleaning air

#126
20110104012
2011-05-05

Method and apparatus for use of reacted hydrogen peroxide compounds in industrial process waters

#127
20110085952
2011-04-14

SCRUBBER FOR REMOVING HEAVY METALS FROM GASES

#128
20110081286
2011-04-07

Scrubber for removing heavy metals from gases

#129
20110041690
2011-02-24

Method and apparatus for removing volatile contaminants from industrial plants

#130
20110009986
2011-01-13

System and method for dynamically controlling odor emission

#131
20100316546
2010-12-16

Mercury absorption system for industrial kiln applications

#132
20100313552
2010-12-16

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

#133
20100307133
2010-12-09

EXHAUST GAS CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE, AND METHOD OF CONTROLLING THE SAME

#134
20100303679
2010-12-02

Purifying apparatus using photocatalytic sheet

#135
20100284878
2010-11-11

AIR POLLUTION CONTROL SYSTEM AND METHOD FOR COAL COMBUSTION BOILER

#136
20100281856
2010-11-11

Device for purification of exhaust gas

#137
20100275586
2010-11-04

DEVICE FOR CLEANING EXHAUST GAS OF INTERNAL COMBUSTION ENGINE

#138
20100269753
2010-10-28

METHOD AND APPARATUS FOR TREATING A GAS STREAM

#139
20100254868
2010-10-07

PURIFICATION OF A FLUID USING OZONE WITH AN ADSORBENT AND/OR A PARTICLE FILTER

#140
20100254852
2010-10-07

Modular ductwork decontamination assembly

#141
20100239480
2010-09-23

Method and apparatus for the treatment of nitrogen oxides using an ozone and catalyst hybrid system

#142
20100221164
2010-09-02

NOemission control system for hydrocarbon fueled power source

#143
20100221153
2010-09-02

Air decontamination device

#144
20100178196
2010-07-15

Sterilizer

#145
20100172793
2010-07-08

Method and system for using an ozone generating device for air purification

#146
20100162894
2010-07-01

Electro-kinetic air mover with upstream focus electrode surfaces

#147
20100132337
2010-06-03

EXHAUST GAS PURIFICATION DEVICE FOR INTERNAL COMBUSTION ENGINE

#148
20100119427
2010-05-13

Process for removing contaminants from gas streams

#149
20100064669
2010-03-18

Oproduction apparatus and exhaust gas purification system for internal combustion engine

#150
20100058742
2010-03-11

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

#151
20100047116
2010-02-25

Method of sterilizing

#152
20100044208
2010-02-25

Method and apparatus for processing exhaust gas

#153
20100043406
2010-02-25

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

#154
20100024644
2010-02-04

Method and apparatus for use of reacted hydrogen peroxide compounds in industrial process waters

#155
20100024398
2010-02-04

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

#156
20090311138
2009-12-17

SANITIZATION OF AIRCRAFT OR VEHICLE CABIN

#157
20090252654
2009-10-08

AIR CLEANER

#158
20090169440
2009-07-02

POLLUTION TREATMENT DEVICE FOR VOLATILE ORGANIC GAS

#159
20090169438
2009-07-02

AIR CLEANING APPARATUS

#160
20090158936
2009-06-25

Gas treatment system

#161
20090120074
2009-05-14

Exhaust purifying system for internal combustion engine

#162
20090120070
2009-05-14

Exhaust cleaner for internal combustion engine

#163
20090093042
2009-04-09

Biofilter media to remove odour causing compounds from waste gas streams

#164
20090090240
2009-04-09

BIOFILTRATION PROCESS AND APPARATUS FOR ODOUR OR VOC TREATMENT

#165
20090074609
2009-03-19

Apparatus for Odour Removal From an Input Gas

#166
20090064664
2009-03-12

Device for Cleaning Exhaust Gas of Internal Combustion Engine

#167
20090010801
2009-01-08

AIR CLEANER

#168
20080314243
2008-12-25

Method and apparatus for fluid purification

#169
20080302244
2008-12-11

Carbon dioxide absorption device

#170
20080237035
2008-10-02

Air cleaning apparatus

#171
20080213126
2008-09-04

Method of ozone injection into sewage forced main

#172
20080193326
2008-08-14

Air decontamination method

#173
20080182429
2008-07-31

Semiconductor manufacturing system and method of manufacturing semiconductor device

#174
20080175777
2008-07-24

Process for removing contaminants from gas streams

#175
20080173178
2008-07-24

Modular ductwork decontamination assembly

#176
20080127634
2008-06-05

Hybrid catalyst for NOx reduction using fuel hydrocarbons as reductant

#177
20080092743
2008-04-24

AIR TREATMENT APPARATUS HAVING A STRUCTURE DEFINING AN ARRAY OF OPENINGS

#178
20080017590
2008-01-24

Ozone production processes and its use in industrial processes

#179
20080011002
2008-01-17

Air Conditioning System For Rooms Required To Be Sterilized

#180
20070248516
2007-10-25

Method of treating a gas stream

#181
20070221582
2007-09-27

Nebulizing treatment method

#182
20070190469
2007-08-16

METHODS AND APPARATUS FOR PREVENTING DEPOSITION OF REACTION PRODUCTS IN PROCESS ABATEMENT REACTORS

#183
20070189949
2007-08-16

Wet scrubbing apparatus for controlling NOx emission

#184
20070172399
2007-07-26

Methods and apparatus for sensing characteristics of the contents of a process abatement reactor

#185
20070172398
2007-07-26

Apparatus for manufacturing a process abatement reactor

#186
20070169889
2007-07-26

METHODS AND APPARATUS FOR SELECTIVELY COUPLING PROCESS TOOLS TO ABATEMENT REACTORS

#187
20070128090
2007-06-07

Wet electrostatic liquid film oxidizing reactor apparatus and method for removal of NOx, SOx, mercury, acid droplets, heavy metals and ash particles from a moving gas

#188
20070086932
2007-04-19

Air filtration device

#189
20070086930
2007-04-19

Device and method for processing combustion exhaust gas

#190
20070062372
2007-03-22

Method of producing a mixture of ozone and high pressure carbon dioxide

#191
20070059229
2007-03-15

Method and apparatus for use of reacted hydrogen peroxide compounds in industrial process waters

#192
20070056254
2007-03-15

Vehicle equipped with public service air filter

#193
20070045198
2007-03-01

Method for purifying fluid and static mixer

#194
20070028766
2007-02-08

Method for removing impurities from a gas

#195
20070000386
2007-01-04

Ozone remediation apparatus and methods

#196
20060185352
2006-08-24

Exhaust system for a lean-burn ic engine

#197
20060182672
2006-08-17

Air cleaning device

#198
20060130663
2006-06-22

System and method of air quality control for air-conditioning devices

#199
20060130662
2006-06-22

Air filter and method of filtering air in central heating and air conditioning system

#200
20060079168
2006-04-13

Method and apparatus for decontamination of automotive HVAC systems

#201
20060067854
2006-03-30

Air revitalization methods and systems

#202
20060062709
2006-03-23

Plasma-assisted NOreduction

#203
20060043026
2006-03-02

Method and apparatus for fluid purification

#204
20060037854
2006-02-23

Gas purifying apparatus, image forming apparatus having the same, and method of purifying gas of the image forming apparatus

#205
20060034744
2006-02-16

Destruction of hydrocarbon emissions

#206
20050232831
2005-10-20

Air conditioner devices

#207
20050211415
2005-09-29

Integrated air processing devices and isolation containment systems using such devices

#208
20050178733
2005-08-18

Sub-critical oxidative processes

#209
20050175498
2005-08-11

Method and apparatus for producing purified or ozone enriched air to remove contaminants from fluids

#210
20050147545
2005-07-07

Personal electro-kinetic air transporter-conditioner

#211
20050124286
2005-06-09

Method and apparatus for decontamination for automotive HVAC systems

#212
20050084436
2005-04-21

Process for the removal of contaminants from gas streams

#213
20050008555
2005-01-13

Wet scrubbing apparatus and method for controlling NOx emissions

#214
20050000793
2005-01-06

Air conditioner device with trailing electrode

#215
18760262
2024-12-24

Deodorizing air using aqueous ozone as a catalyst