ClassID:

29755

B01D53/8675 - 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; General processes for purification of waste gases; Apparatus or devices specially adapted therefor; Catalytic processes; Removing components of defined structure not provided for in  -  Ozone

Recent Application in this class:
#1
20260145122
2026-05-28

METHOD AND APPARATUS FOR PURGING UNWANTED SUBSTANCES FROM AIR

#2
20260068023
2026-03-05

PLASMA GENERATION DEVICE

#3
20260035244
2026-02-05

Air Filter Assembly

#4
20250332314
2025-10-30

INTERCHANGEABLE MODULAR DISINFECTION PLATFORM USING ELECTROCHEMICAL OZONE GENERATION AND CATALYTIC AIR PURIFICATION

#5
20250332311
2025-10-30

OZONE-BASED DISINFECTION SYSTEM FOR REFRIGERATED STORAGE AND ICE-MAKING APPLICATIONS

#6
20250161872
2025-05-22

GAS TREATMENT APPARATUS FOR TREATING NITROGEN OXIDE EXHAUST USING OZONE

#7
20250153101
2025-05-15

AIR CLEANING DEVICE, CONTAINMENT, AND USE THEREOF

#8
20250058329
2025-02-20

SUPERVISORY CONTROL AND PATHOGEN-DESTROYING ELECTROSTATIC PRECIPITATOR SYSTEM

#9
20240408616
2024-12-12

ELECTRIFICATION UNIT AND ELECTROSTATIC PRECIPITATOR COMPRISING SAME

#10
20240408615
2024-12-12

AMBIENT AIR PURIFIER WITH OZONE CATALYST

#11
20240408542
2024-12-12

AIR PURIFIER WITH FUNCTION OF INACTIVATING COLLECTED PATHOGENS IN FILTER PORTION

#12
20240216863
2024-07-04

AIR PURIFICATION DEVICE

#13
20240197949
2024-06-20

NEGATIVE ION BASED CONTINUOUUS DISINFECTION SYSTEM

#14
20240181433
2024-06-06

PTFE AND ACTIVE PARTICLE COMPOSITIONS

#15
20230415140
2023-12-28

CATALYTIC ACTIVITY RECOVERY METHOD OF MANGANESE OXIDE CATALYST

#16
20230312126
2023-10-05

INERTING TANK SYSTEM

#17
20230304684
2023-09-28

FRESH AIR VENTILATION DEVICE FOR AIR POLLUTION PREVENTION

#18
20230256389
2023-08-17

Ozone decomposition device

#19
20230248873
2023-08-10

AIR PURIFIERS

#20
20230226556
2023-07-20

AIR PURIFICATION DEVICE AND AIR CONDITIONING DEVICE

#21
20230219035
2023-07-13

AIR PURIFIER AND METHOD OF PURIFYING AIR

#22
20230158193
2023-05-25

Air purifiers

#23
20230075460
2023-03-09

Apparatus for inactivation of airborne pathogens

#24
20220401940
2022-12-22

Ozone Purification Catalyst and Preparation Method and Application Thereof

#25
20220332577
2022-10-20

Air Filter Assembly

#26
20220331816
2022-10-20

ELECTRICAL DUST COLLECTION DEVICE COMPRISING CHARGING PART AND DUST COLLECTION PART

#27
20220250036
2022-08-11

High efficiency combined hydrocarbon and ozone converter

#28
20220241452
2022-08-04

Modular contaminate capture and sterilization apparatus and method

#29
20220212143
2022-07-07

Gas treatment device and gas treatment method

#30
20220176313
2022-06-09

AIR TREATMENT SYSTEM

#31
20220143258
2022-05-12

Modular contaminate capture and sterilization apparatus and method

#32
20220125963
2022-04-28

STERILIZATION APPARATUS USING UV LIGHT SOURCE HARMLESS TO HUMAN BODY

#33
20220088572
2022-03-24

Nano-Structured Composite Materials for Chemical Air Pollutant and Odor Removal from Air

#34
20220072170
2022-03-10

Ionic oxidation refreshing system and method

#35
20220008600
2022-01-13

Shielding structure

#36
20220003664
2022-01-06

Cabin air sensor for ozone detection

#37
20220001323
2022-01-06

Gas treatment system having increased service life

#38
20210339193
2021-11-04

CLEANING DEVICE

#39
20210236988
2021-08-05

Air ionization system and device

#40
20210213155
2021-07-15

Catalyst structure for ozone decomposition

#41
20210171213
2021-06-10

Health monitoring of ozone converter

#42
20210170063
2021-06-10

Air treatment method

#43
20210031140
2021-02-04

Device to remove polar molecules from an air stream

#44
20210001310
2021-01-07

Method for making catalyst for ozone decomposition

#45
20200390929
2020-12-17

Bacteria treatment mechanism and bacteria treatment method

#46
20200381757
2020-12-03

Hydrated magnesium hydride energy system

#47
20200368384
2020-11-26

Air treatment system, and a method of using said air treatment system

#48
20200360936
2020-11-19

Electrostatic precipitating apparatus and air conditioning system having same

#49
20200330639
2020-10-22

Method and apparatus for purging unwanted substances from air

#50
20200289985
2020-09-17

Cleaning device

#51
20200171464
2020-06-04

Manganese oxide based catalyst and catalyst device for the removal of formaldehyde and volatile organic compounds

#52
20200060018
2020-02-20

Corona effect plasma device and plasma reactor

#53
20200039823
2020-02-06

Air filter assembly

#54
20200009503
2020-01-09

Air ionization systems and components

#55
20200009502
2020-01-09

Air ionization systems and components

#56
20190374669
2019-12-12

Air ionization system and device

#57
20190366267
2019-12-05

Ozone converter leading edge protection

#58
20190308138
2019-10-10

Simple application of surface coating based on a formulation containing additive to remove air pollutants.

#59
20190282722
2019-09-19

GAS PROCESSING APPARATUS

#60
20190241270
2019-08-08

Catalytic ozone removal

#61
20190240645
2019-08-08

High porosity metal oxide catalyst coatings

#62
20190240371
2019-08-08

Air treatment method

#63
20190240370
2019-08-08

Air treatment system and method of use

#64
20190232254
2019-08-01

Manganese oxide based catalyst and catalyst device for the removal of formaldehyde and volatile organic compounds

#65
20190217240
2019-07-18

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

#66
20190168160
2019-06-06

Light and air filtration unit with ozone catalytic oxidation

#67
20190143270
2019-05-16

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

#68
20190135631
2019-05-09

Air filter assembly

#69
20180215620
2018-08-02

Flow sensing ozone converter

#70
20180193794
2018-07-12

Air ionization systems and methods

#71
20180193509
2018-07-12

Air ionization system

#72
20180193508
2018-07-12

Air ionization systems and methods

#73
20180154339
2018-06-07

COMPOSITE FILAMENTS HAVING THIN CLADDINGS, ARRAYS OF COMPOSITE FILAMENTS, FABRICATION AND APPLICATIONS THEREOF

#74
20180118352
2018-05-03

Ozone converter bypass

#75
20180050804
2018-02-22

Catalytic ozone removal

#76
20180044026
2018-02-15

Annular ozone converter with replaceable core

#77
20180036677
2018-02-08

Air ionization systems and components

#78
20180021789
2018-01-25

Air cleaner

#79
20180009537
2018-01-11

Ozone converter with altitude activated actuator

#80
20170348636
2017-12-07

Air ionization systems and components

#81
20170333842
2017-11-23

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

#82
20170333838
2017-11-23

Air ionization system

#83
20170333837
2017-11-23

Air ionization methods

#84
20170275164
2017-09-28

Air filter assembly

#85
20170144128
2017-05-25

Fuel tank inerting prefilter assemblies, devices, and methods of use

#86
20170136270
2017-05-18

Respirator without breathing resistance

#87
20170056858
2017-03-02

Catalyst filter comprising nano metallic catalyst sprayed on the surface of support

#88
20170056543
2017-03-02

AIR DECONTAMINATION DEVICE & METHOD

#89
20170042170
2017-02-16

A REEFER CONTAINER FOR TRANSPORTING AND STORING A PLURALITY OF PRODUCE

#90
20170015433
2017-01-19

PROTECTION SYSTEM FOR POLYMERIC AIR SEPARATION MEMBRANE

#91
20170007958
2017-01-12

Gas Processing Apparatus

#92
20160332461
2016-11-17

Print target surface reforming device

#93
20160214085
2016-07-28

Air filtration using manganese oxide

#94
20150375203
2015-12-31

Precipitated and calcined composition based on zirconium oxide and cerium oxide

#95
20150343379
2015-12-03

Atmosphere-cleaning device for vehicles

#96
20150279622
2015-10-01

Plasma electrode device and method for manufacturing the same

#97
20150125352
2015-05-07

AIR PURIFICATION APPARATUS FOR VEHICLE

#98
20150119235
2015-04-30

Catalyst coatings incorporating binder compositions

#99
20150118116
2015-04-30

High porosity metal oxide catalyst coatings

#100
20150050189
2015-02-19

Air purification device for vehicle

#101
20140360475
2014-12-11

Cooling module

#102
20140322084
2014-10-30

Air-purifying device for vehicles

#103
20140308171
2014-10-16

Ozone converter with replaceable core

#104
20140186222
2014-07-03

Vehicular air cleaner

#105
20140105791
2014-04-17

Atmosphere-cleaning device equipped on vehicle and method for manufacturing same

#106
20140037522
2014-02-06

Method and apparatus for purging unwanted substances from air

#107
20140010714
2014-01-09

Air cleaner for vehicle

#108
20130094999
2013-04-18

Ozone converter with internal bypass

#109
20130079218
2013-03-28

Component having a catalytic surface, method for producing same and use of said component

#110
20130065752
2013-03-14

Component having a catalytic surface, method for producing same, and use of said component

#111
20130058850
2013-03-07

Method and device for reducing concentrations of ozone and nitric acid generated in cooling air flowing through circulating airflow paths in rotary electric machines

#112
20130022523
2013-01-24

Next generation combined hydrocarbon/ozone converter

#113
20120230878
2012-09-13

Systems and methods for reducing off-gassed ozone

#114
20120164035
2012-06-28

Method for producing porous film or tape of expanded polytetrafluoroethylene supporting catalyst particles, and ozone-removing filter

#115
20120114540
2012-05-10

METHOD AND APPARATUS FOR REMOVING VOLATILE ORGANIC COMPOUND

#116
20110300018
2011-12-08

Catalysts

#117
20110293495
2011-12-01

Component having a catalytic surface, method for the production thereof, and use of said component

#118
20110274600
2011-11-10

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

#119
20110200494
2011-08-18

Image forming apparatus including filter substantially parallel to ventilation direction of exhaust duct

#120
20110171090
2011-07-14

Method and device for cleaning air

#121
20110114548
2011-05-19

Systems and methods for reducing off-gassed ozone

#122
20110038771
2011-02-17

Particulate Air Filter With Ozone Catalyst and Methods of Manufacture and Use

#123
20110036552
2011-02-17

HEATSINK HAVING ONE OR MORE OZONE CATALYZING FINS

#124
20100226845
2010-09-09

Mixed-metal oxides precipitated with supercritical CO

#125
20100221153
2010-09-02

Air decontamination device

#126
20100178196
2010-07-15

Sterilizer

#127
20100158775
2010-06-24

Catalyst Systems and Methods for Treating Aircraft Cabin Air

#128
20100152032
2010-06-17

Aircraft Air Treatment Catalysts, Systems and Methods

#129
20100047116
2010-02-25

Method of sterilizing

#130
20100021360
2010-01-28

USE OF OZONE CONVERSION IN AIRCRAFT AIR MANAGEMENT

#131
20090311138
2009-12-17

SANITIZATION OF AIRCRAFT OR VEHICLE CABIN

#132
20090205664
2009-08-20

ULTRA-VIOLET GERMICIDAL PERSONAL PROTECTION APPARATUS

#133
20090202397
2009-08-13

SYSTEM AND METHOD FOR DELIVERING AND CONDITIONING AIR TO REDUCE VOLATILE ORGANIC COMPOUNDS AND OZONE

#134
20090185968
2009-07-23

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

#135
20090098034
2009-04-16

Method of treating atmospheric pollutants

#136
20090071331
2009-03-19

Systems and methods for reducing off-gassed ozone

#137
20090044504
2009-02-19

Ozone-decomposing agent

#138
20080260601
2008-10-23

Uv Sterilizing Wand

#139
20080193326
2008-08-14

Air decontamination method

#140
20080011002
2008-01-17

Air Conditioning System For Rooms Required To Be Sterilized

#141
20070298167
2007-12-27

OZONE ABATEMENT IN A RE-CIRCULATING COOLING SYSTEM

#142
20070253860
2007-11-01

Process and device for sterilising ambient air

#143
20070199447
2007-08-30

Air cleaner including ozone removal

#144
20070196247
2007-08-23

Augmented catalytic heat exchanger system

#145
20070183941
2007-08-09

Air cleaner for ozone and Volatile Organic Compound (VOC) removal

#146
20070154375
2007-07-05

Metallic foam trap for poisons: aircraft ozone

#147
20070060472
2007-03-15

Manganese ozone decomposition catalysts and process for its preparation

#148
20070028770
2007-02-08

Apparatus and process for air cleaning

#149
20060204656
2006-09-14

Methods of applying ozone-depleting catalysts to air stream components

#150
20060186059
2006-08-24

Apparatus for disinfecting fluid using ultraviolet radiation

#151
20060182669
2006-08-17

Purification composition and filter for ozone-containing exhaust gas

#152
20060130442
2006-06-22

Ozone filter material

#153
20060084571
2006-04-20

Low-temperature ozone catalyst

#154
20060062704
2006-03-23

Environmental control system including ozone-destroying catalytic converter having anodized and washcoat layers

#155
20060042085
2006-03-02

Methods of applying ozone-depleting catalysts to heat exchangers

#156
20050260113
2005-11-24

Agents for reducing atmospheric oxidising pollutants

#157
20050214186
2005-09-29

Ozone removal system and method for low and high temperature operation

#158
20050194583
2005-09-08

Air conditioner device including pin-ring electrode configurations with driver electrode

#159
20050191223
2005-09-01

Augmented catalytic heat exchanger system

#160
20050191205
2005-09-01

Indoor air quality module including a shield to minimize the leakage of ultraviolet light

#161
20050189210
2005-09-01

Indoor air quality module with safety switches to deactivate ultraviolet light

#162
20050152812
2005-07-14

Photocatalytic reaction device

#163
20050129589
2005-06-16

Multi-layered photocatalyst/thermocatalyst for improving indoor air quality

#164
20050100492
2005-05-12

Vehicle having atmosphere pollutant treating surface

#165
20050098037
2005-05-12

Method for the treatment of waste gas from a cellulose plant

#166
18208842
2024-10-22

Supervisory control and pathogen-destroying electrostatic precipitator system

#167
17470306
2022-10-18

Apparatus for inactivation of airborne pathogens

#168
13828326
2015-06-16

Filter coating composition and method