ClassID:

29693

B01D53/46 - 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 Removing components of defined structure

Sub-classes:
Recent Application in this class:
#1
20260108849
2026-04-23

OXIDATION OF CESIUM AS METHOD FOR REMOVING CESIUM VAPOR FROM COVER GAS IN NUCLEAR REACTORS

#2
20250218607
2025-07-03

MANAGING BYPRODUCTS IN A FUSION REACTOR AND PUMPING SYSTEMS FOR THE SAME

#3
20250041803
2025-02-06

MOLECULAR FILTERS FOR SELECTIVE REMOVAL AND REPURPOSING OF GASEOUS FUMES AND EMISSIONS

#4
20240343578
2024-10-17

HELIUM SEPARATION AND RECOVERY PROCESS

#5
20240301568
2024-09-12

CARBON DIOXIDE CONVERSION APPARATUS AND CARBON DIOXIDE CONVERSION METHOD

#6
20240278166
2024-08-22

CARBON BYPRODUCT REMOVAL MODULE, CARBON BYPRODUCT REMOVAL SYSTEM, AND OPERATING METHOD THEREOF

#7
20240216843
2024-07-04

Chemical liquid purification method and chemical liquid

#8
20240181104
2024-06-06

METHODS AND SYSTEMS FOR REMOVING HYDROGEN PEROXIDE FROM A GAS

#9
20240157293
2024-05-16

APPARATUS AND METHOD FOR PURIFYING A PROCESS GAS CONTAINING AT LEAST ONE POLLUTANT GAS

#10
20240139706
2024-05-02

OXYGEN ABSORBER

#11
20240139670
2024-05-02

HYDROGEN FLUORIDE GAS REMOVAL DEVICE AND METHOD FOR REMOVING HYDROGEN FLUORIDE GAS

#12
20240082777
2024-03-14

Cylindrical heating unit and exhaust gas processing device including the cylindrical heating unit

#13
20240059981
2024-02-22

METHOD FOR CAPTURING SILICON AT LOW HOURLY SPACE VELOCITY

#14
20240017212
2024-01-18

OXIDATION OF CESIUM AS METHOD FOR REMOVING CESIUM VAPOR FROM COVER GAS IN NUCLEAR REACTORS

#15
20230347271
2023-11-02

Method for collecting dust from single crystal growth system

#16
20230264168
2023-08-24

OXYGEN SCAVENGER COMPOSITION AND METHOD FOR PRODUCING SAME

#17
20230129017
2023-04-27

CATALYST AND CATALYTIC OXIDATION-DEOXIDATION METHOD FOR UNSATURATED HYDROCARBON-CONTAINING GAS

#18
20230087746
2023-03-23

Chemical liquid purification method and chemical liquid

#19
20230076896
2023-03-09

Methods for Forming Silicates of Calcium

#20
20230061251
2023-03-02

Plant and method for the production of hydrogen with the use and storage of CO2 using fuels

#21
20230009711
2023-01-12

CONTINUOUS PROCESS TO TREAT A HYDROGEN SULPHIDE COMPRISING GAS

#22
20230007833
2023-01-12

Double-Layer Sealed Box Having Activated Carbon Circulation Sealing Device

#23
20220314161
2022-10-06

Gas processing equipment and gas processing method, and carbon dioxide capture system and carbon dioxide capture method

#24
20220065760
2022-03-03

GAS PURIFICATION DEVICE, AND APPARATUS AND METHOD FOR MEASURING NOBLE GAS ISOTOPES

#25
20210394100
2021-12-23

Method for collecting dust from single crystal growth system and dust collecting system thereof

#26
20210299322
2021-09-30

DEVICE FOR CLEANING AND STERILIZING AIR AND OBJECT SURFACES

#27
20210275965
2021-09-09

Apparatus for removing boron

#28
20210187142
2021-06-24

DISINFECTION SYSTEM

#29
20210146301
2021-05-20

System and method for separating xenon-krypton mixed gas by hydrate formation process

#30
20200385274
2020-12-10

Oxygen-enhanced Claus carbon dioxide recovery

#31
20200164294
2020-05-28

Chemical liquid purification method and chemical liquid

#32
20200071237
2020-03-05

System and method for recovering nitrogenous compounds from a gas stream

#33
20200038805
2020-02-06

Method for exhaust gas abatement under reduced pressure and apparatus therefor

#34
20190321779
2019-10-24

BIOWALL SYSTEMS AND METHODS FOR POLLUTANT PROCESSING

#35
20190262760
2019-08-29

Wet abatement system

#36
20190240618
2019-08-08

Exhaust purification system

#37
20190176085
2019-06-13

Method for removing boron

#38
20190144573
2019-05-16

Olefin polymerization processes

#39
20190083990
2019-03-21

Air purifier

#40
20190063744
2019-02-28

DEVICE OF CAPTURING SINTERED PRODUCT AFTER SINTERING WASTE GAS IN SEMICONDUCTOR MANUFACTURING PROCESS

#41
20180354867
2018-12-13

System and method for recovering nitrogenous compounds from a gas stream

#42
20180346329
2018-12-06

Process for separation of hydrogen and oxygen

#43
20180345215
2018-12-06

Anneal chamber with getter

#44
20180229853
2018-08-16

Fuel tank inerting system

#45
20180169573
2018-06-21

PROCESS FOR TREATING A GAS CONTAMINATED BY METALS OR ORGANICS COMPOUNDS USING A CALCIUM-PHOSPHATE REACTANT COMPRISING APATITE

#46
20180148342
2018-05-31

Method for manufacturing lithium hydroxide and lithium carbonate, and device therefor

#47
20180023200
2018-01-25

Carbon formation reactor and method of using same

#48
20180017254
2018-01-18

Method of capturing sintered product after sintering waste gas in semiconductor manufacturing process

#49
20170273351
2017-09-28

RECOVERY OF TOBACCO CONSTITUENTS FROM PROCESSING

#50
20170266614
2017-09-21

Active filtration system for controlling cleanroom environments

#51
20170198412
2017-07-13

Method for the production of superabsorbent pellets and/or of a fibrous material from crop residues

#52
20170174514
2017-06-22

Method for oxygen removal from hydrogen using adsorbent

#53
20170056818
2017-03-02

Use of ferrous sulfide for the removal of selenium from gases

#54
20160008757
2016-01-14

Method of treating a cleanroom enclosure

#55
20150360173
2015-12-17

Sulfur scavenging materials for filters and coatings

#56
20150343352
2015-12-03

Sulfur scavenging materials for filters and coatings

#57
20150321143
2015-11-12

TREATMENT OF INCINERATOR OFF GAS

#58
20150251133
2015-09-10

Plasma abatement of compounds containing heavy atoms

#59
20150224445
2015-08-13

High temperature sorbents for pollution control

#60
20150101484
2015-04-16

Emission gas treatment method and emission gas treatment apparatus

#61
20150099812
2015-04-09

System and method for temperature control in an oxygen transport membrane based reactor

#62
20150098880
2015-04-09

System and method for air temperature control in an oxygen transport membrane based reactor

#63
20150068396
2015-03-12

System and methods for removing contaminants from gas effluents

#64
20150017082
2015-01-15

Process for elimination of hexavalent chromium compounds on metallic substrates within zero-PGM catalyst systems

#65
20150007496
2015-01-08

Carbon nanotube production method to stimulate soil microorganisms and plant growth produced from the emissions of internal combustion

#66
20140308029
2014-10-16

Process and apparatus for treating a gas stream

#67
20140219893
2014-08-07

Method for producing cyclohexasilane

#68
20140216309
2014-08-07

System and method for increasing the service life and/or catalytic activity of an SCR catalyst and control of multiple emissions

#69
20130334466
2013-12-19

System and method for reducing halogen levels necessary for mercury control, increasing the service life and/or catalytic activity of an SCR catalyst and/or control of multiple emissions

#70
20130312610
2013-11-28

Device for trapping flammable gases produced by radiolysis or thermolysis in a containment

#71
20130294993
2013-11-07

Process and apparatus for treating a gas stream

#72
20130284981
2013-10-31

Filtering Structure Coated with Catalyst for Reforming Synthesis Gas and Filtering Method Using the Same

#73
20130256045
2013-10-03

Air purification system for vehicle

#74
20130183222
2013-07-18

Process for working up an exhaust gas from a system for producing hydroxylamine or hydroxylammonium salts

#75
20130156667
2013-06-20

System and method for increasing the service life and/or catalytic activity of an SCR catalyst and control of multiple emissions

#76
20130047850
2013-02-28

SYNTHESIS GAS PURIFICATION BY SELECTIVE COPPER ADSORBENTS

#77
20120210873
2012-08-23

EXHAUST GAS PROCESSING APPARATUS AND METHOD FOR PROCESSING EXHAUST GAS

#78
20120125260
2012-05-24

System for abating the simultaneous flow of silane and arsine

#79
20120100055
2012-04-26

CHEMICAL LOOPING AIR SEPARATION UNIT AND METHODS OF USE

#80
20120012002
2012-01-19

Monoterpene component-rich essential oil, method for producing same and method for remediating environmental pollutants using the essential oil

#81
20110229388
2011-09-22

System and method for increasing the service life and/or catalytic activity of an SCR catalyst and control of multiple emissions

#82
20110217217
2011-09-08

Nanocomposite materials comprising metal-organic-framework units and methods of using same

#83
20110185899
2011-08-04

Methods for Abatement of Arsenic and Phosphorous Contaminants From Fuel Gases Prior to Gasification

#84
20110038773
2011-02-17

METHOD AND APPARATUS FOR REMOVING AT LEAST ONE HYDROGEN CHALCOGEN COMPOUND FROM AN EXHAUST GAS STREAM

#85
20100273643
2010-10-28

System and method for protection of SCR catalyst and control of multiple emissions

#86
20100126346
2010-05-27

Method for reducing oxygen content of fluid streams containing sulfur compounds

#87
20100015021
2010-01-21

Effluent gas scrubbing

#88
20090232713
2009-09-17

Method of processing alkali-activation exhaust gas

#89
20090202411
2009-08-13

Method of treating a gas stream

#90
20090107333
2009-04-30

Method for reducing oxygen content of fluid streams containing sulfur compounds

#91
20090078656
2009-03-26

Apparatus and methods for ambient air abatement of electronic manufacturing effluent

#92
20090047187
2009-02-19

EXHAUST GAS TREATMENT SYSTEM

#93
20090031929
2009-02-05

APPARATUS FOR OIL SHALE POLLUTANT SORPTION/NOx REBURNING MULTI-POLLUTANT CONTROL

#94
20080311018
2008-12-18

Materials purification by treatment with hydrogen-based plasma

#95
20080282889
2008-11-20

OIL SHALE BASED METHOD AND APPARATUS FOR EMISSION REDUCTION IN GAS STREAMS

#96
20080193351
2008-08-14

OIL SHALE DERIVED POLLUTANT CONTROL MATERIALS AND METHODS AND APPARATUSES FOR PRODUCING AND UTILIZING THE SAME

#97
20080134890
2008-06-12

Method and apparatus for cleaning the waste gases from a silicon thin-film production plant

#98
20080038171
2008-02-14

Effluent gas scrubber and method of scrubbing effluent gasses

#99
20070116621
2007-05-24

System and method for mixing gases in a fuel cell exhaust system

#100
20070116618
2007-05-24

Method of processing alkali-activation exhaust gas

#101
20070053815
2007-03-08

Method for reducing emissions due to gaseous decomposition products of an electrolyte in vehicles

#102
20070007490
2007-01-11

Method of absorbing oxygen

#103
20060281961
2006-12-14

Functional transition metal silicates

#104
20060280666
2006-12-14

Oil shale derived pollutant control materials and methods and apparatuses for producing and utilizing the same

#105
20060169139
2006-08-03

Filters employing both acidic polymers and physical-adsorption media

#106
20060120933
2006-06-08

Method oil shale pollutant sorption/NOreburning multi-pollutant control

#107
20060062708
2006-03-23

Hydrogen peroxide abatement of metal hydride fumes

#108
20060002830
2006-01-05

Wet abatemenbt system for waste SiH4

#109
20050247196
2005-11-10

Systems and methods for purifying unsaturated hydrocarbon(s), and compositions resulting therefrom

#110
20050196330
2005-09-08

Abatement device

#111
20050166755
2005-08-04

Oxygen-absorbing compositions and method

#112
20050147548
2005-07-07

Combined chemical agent and dynamic oxidation treatment of hazardous gas

#113
20050109419
2005-05-26

Gas supplying method and system

#114
20050025884
2005-02-03

Method for manufacturing chemical filter

#115
17564228
2023-04-25

Device and method of simultaneously removing flammable gases and nitrous oxide

#116
15812697
2020-10-06

Method and apparatus for recovering germanium from optic fibers

#117
15150980
2016-08-02

Emission gas treatment method and emission gas treatment apparatus