ClassID:

30488

B01D2257/2066 - CPC Classification

Classification description:

Components to be removed; Halogens or halogen compounds; Organic halogen compounds Fluorine

Recent Application in this class:
#1
20260131306
2026-05-14

ACTIVATED CARBON COMPOSITE AND METHOD OF REMOVING CONTAMINANT

#2
20260115661
2026-04-30

CATALYST TREATMENT APPARATUS USING PLASMA AND EXHAUST GAS TREATMENT SYSTEM USING THE SAME

#3
20260027514
2026-01-29

GAS ISOLATION METHOD

#4
20260027513
2026-01-29

METHOD FOR SEPARATING GAS

#5
20250387737
2025-12-25

SORBENT INDOOR AIR PURIFIER

#6
20250332574
2025-10-30

CATALYST SYSTEM FOR REMOVING PERFLUORINATED COMPOUNDS AND NITROUS OXIDE

#7
20250332542
2025-10-30

GAS PROCESSING APPARATUS USING CATALYST

#8
20250325942
2025-10-23

EXHAUST GAS TREATMENT METHOD AND EXHAUST GAS TREATMENT DEVICE

#9
20250312736
2025-10-09

CHLORINE GAS DECOMPOSITION CATALYST AND EXHAUST GAS TREATMENT APPARATUS

#10
20250288975
2025-09-18

CATALYST FOR DECOMPOSING PERFLUOROCOMPOUNDS AND METHOD OF PREPARING SAME

#11
20250249403
2025-08-07

SYSTEMS AND METHODS FOR WASTE GAS TREATMENT

#12
20250201539
2025-06-19

PLASMA ABATEMENT TECHNOLOGY UTILIZING WATER VAPOR AND OXYGEN REAGENT

#13
20250166978
2025-05-22

PLASMA ABATEMENT TECHNOLOGY UTILIZING WATER VAPOR AND OXYGEN REAGENT

#14
20250121323
2025-04-17

SYSTEM AND METHOD FOR TREATING AND DISPOSING OF FLUORINATED MATERIALS

#15
20250115538
2025-04-10

PROCESS FOR THE PRODUCTION AND PURIFICATION OF TRIFLUOROETHYLENE

#16
20250058267
2025-02-20

TWO-STAGE METHOD FOR RECOVERING HALOGENATED HYDROCARBONS

#17
20250018326
2025-01-16

DISTRIBUTED CONTAMINANT REMOVAL USING LIQUID SORBENT

#18
20240408533
2024-12-12

ISOLATION METHOD

#19
20240318817
2024-09-26

ABATEMENT APPARATUS

#20
20240318816
2024-09-26

INLET NOZZLE ASSEMBLY FOR AN ABATEMENT APPARATUS

#21
20240316536
2024-09-26

CATALYST FOR DECOMPOSING PERFLUOROCOMPOUNDS AND METHOD OF PREPARING SAME

#22
20240310040
2024-09-19

INLET NOZZLE ASSEMBLY

#23
20240207913
2024-06-27

Waste Battery Thermal Desorption Treatment System

#24
20240165559
2024-05-23

SCRUBBER SYSTEM

#25
20240109026
2024-04-04

EXHAUST GAS TREATMENT APPARATUS

#26
20240082782
2024-03-14

TREATMENT DEVICE FOR SEMICONDUCTOR MANUFACTURING EXHAUST GAS

#27
20240066502
2024-02-29

CHLORINE GAS DECOMPOSITION CATALYST, EXHAUST GAS TREATMENT DEVICE, AND METHOD FOR DECOMPOSING CHLORINE GAS

#28
20230277974
2023-09-07

Noble gas recovery system

#29
20230183068
2023-06-15

NOVEL METHOD FOR PRETREATING AND RECOVERING A RARE GAS FROM A GAS CONTAMINANT STREAM EXITING AN ETCH CHAMBER

#30
20230173462
2023-06-08

CATALYST FOR DECOMPOSING PERFLUORINATED COMPOUNDS AND METHOD OF MANUFACTURING THE CATALYST

#31
20230020950
2023-01-19

SYSTEMS AND METHODS FOR GAS TREATMENT

#32
20230018113
2023-01-19

SORBENT INDOOR AIR PURIFIER

#33
20220387922
2022-12-08

Apparatus for treating waste gas of electronics industry

#34
20220363540
2022-11-17

Method for pretreating and recovering a rare gas from a gas contaminant stream exiting an etch chamber

#35
20220362711
2022-11-17

OPTIMISING OPERATING CONDITIONS IN AN ABATEMENT APPARATUS

#36
20220280908
2022-09-08

Selective adsorption of halocarbon impurities containing cl, br and i in fluorocarbons or hydrofluorocarbons using adsorbent supported metal oxide

#37
20220199380
2022-06-23

HIGH EFFICIENCY TRAP FOR PARTICLE COLLECTION IN A VACUUM FORELINE

#38
20220111326
2022-04-14

Two-stage method for recovering halogenated hydrocarbons

#39
20220074382
2022-03-10

Apparatus and method

#40
20220032227
2022-02-03

NOBLE GAS RECOVERY SYSTEM

#41
20220016572
2022-01-20

ABATEMENT METHOD AND APPARATUS

#42
20220010960
2022-01-13

Abatement

#43
20210394117
2021-12-23

METHOD AND APPARATUS FOR TREATING DISCHARGE GAS CONTAINING TARGET GAS IN PLASMA STATE

#44
20210193415
2021-06-24

Electrical switching device

#45
20200358241
2020-11-12

Gas management system

#46
20200358240
2020-11-12

Gas management system

#47
20200357615
2020-11-12

Plasma abatement system utilizing water vapor and oxygen reagent

#48
20200330957
2020-10-22

Air filters comprising polymeric sorbents for reactive gases

#49
20200309367
2020-10-01

SYSTEMS AND METHODS FOR IMPROVED WASTE GAS ABATEMENT

#50
20200171458
2020-06-04

Systems and methods for gas treatment

#51
20200129922
2020-04-30

METHOD OF REDUCING CONCENTRATION OF FLUORINE-CONTAINING COMPOUND IN SAMPLE

#52
20200114402
2020-04-16

Detoxifying device, method of replacing piping section of detoxifying device, and method of cleaning piping of detoxifying device

#53
20200101418
2020-04-02

FLUORINE-CONTAINING GAS DECOMPOSING/REMOVING AGENT, METHOD FOR PRODUCING SAME, AND FLUORINE-CONTAINING GAS REMOVING METHOD AND FLUORINE RESOURCE RECOVERY METHOD EACH USING SAME

#54
20200071338
2020-03-05

Cavitand compositions and methods of use thereof

#55
20200038800
2020-02-06

Process for purifying (hydro)fluoropropenes contaminated with halogenated ethane

#56
20190193023
2019-06-27

EXHAUST GAS DECOMPOSITION SYSTEM, COMPLEX EXHAUST GAS DECOMPOSITION SYSTEM INCLUDING THE SAME, MICROORGANISM, AND METHOD OF DECOMPOSING EXHAUST GAS

#57
20190047925
2019-02-14

Method for co-production of 1-chloro-3,3,3-trifluoropropene, 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropene

#58
20190030167
2019-01-31

Adsorption of fluorinated anesthetics within the pores of molecular crystals

#59
20190024092
2019-01-24

BACILLUS BOMBYSEPTICUS SF3 DECOMPOSING FLUORINE-CONTAINING COMPOUND, RECOMBINANT MICROORGANISM INCLUDING GENE DERIVED FROM BACILLUS BOMBYSEPTICUS AND METHOD OF REDUCING CONCENTRATION OF FLUORINE-CONTAINING COMPOUND IN SAMPLE BY USING BACILLUS BOMBYSEPTICUS

#60
20180366307
2018-12-20

Plasma abatement technology utilizing water vapor and oxygen reagent

#61
20180354795
2018-12-13

Neon recovering/purifying system and neon recovering/purifying method

#62
20180311607
2018-11-01

Abatement apparatus

#63
20180259182
2018-09-13

Systems and methods for improved waste gas abatement

#64
20180207580
2018-07-26

Vacuum pump with abatement function

#65
20180169579
2018-06-21

Flue gas cleaning installation and method for cleaning flue gas

#66
20180154308
2018-06-07

EXHAUST GAS DECOMPOSITION APPARATUS AND EXHAUST GAS DECOMPOSITION SYSTEM INCLUDING THE SAME

#67
20180105803
2018-04-19

Dehalogenase variant protein, polynucleotide encoding dehalogenase variant protein, recombinant microorganism including polynucleotide, composition including recombinant microorganism, and method of reducing concentration of fluorinated methane using dehalogenase

#68
20180104647
2018-04-19

RECOMBINANT MICROORGANISM INCLUDING GENETIC MODIFICATION THAT INCREASES 2-HALOACID DEHALOGENASE ACTIVITY AND METHOD OF REDUCING CONCENTRATION OF FLUORINATED METHANE IN SAMPLE BY USING THE SAME

#69
20170368178
2017-12-28

Adsorption of fluorinated anesthetics within the pores of molecular crystals

#70
20170335084
2017-11-23

Process for purification of vent streams

#71
20170320012
2017-11-09

Exhaust gas processing device

#72
20170159030
2017-06-08

Bacterial cytochrome P450 protein variant and method of reducing concentration of fluorinated methane in sample using the same

#73
20170158586
2017-06-08

Hydrochloric acid purification process

#74
20170120184
2017-05-04

METHOD FOR CLEANING A WASTE GAS FROM A METAL REDUCTION PROCESS

#75
20170114348
2017-04-27

Microorganism including gene encoding protein having dehalogenase activity and method of reducing concentration of fluorinated methane in sample using the same

#76
20170100691
2017-04-13

Process for purifying (hydro) fluoropropenes contaminated with halogenated ethane

#77
20170069407
2017-03-09

Electrical apparatus for the generation, transmission, distribution and/or usage of electrical energy and method for recovering a substance from an insulation medium of such an apparatus

#78
20170065934
2017-03-09

Apparatus for purifying waste gases for integrated semiconductor

#79
20170065925
2017-03-09

Introduced in adsorption filter for inhaled halogenated anesthetics for cardiopulmonary circulation bypass

#80
20170028380
2017-02-02

Sol-gel derived compositions

#81
20160333359
2016-11-17

Microorganism including gene encoding protein having hydroxylase activity and method of reducing concentration of fluorinated methane in sample using the same

#82
20160152536
2016-06-02

Method for separating organofluorine compounds using membrane

#83
20160152475
2016-06-02

Phosphorus absorption by hydration and fluorine recovery for fume exiting kiln in kiln phosphoric acid process

#84
20160096793
2016-04-07

Systems and methods for gas treatment

#85
20160089630
2016-03-31

VACUUM FORELINE REAGENT ADDITION FOR FLUORINE ABATEMENT

#86
20160082388
2016-03-24

Device and process for fluorine recovery from smoke after phosphorus absorption by hydration in kiln process for production of phosphoric acid

#87
20160045860
2016-02-18

Vacuum pumping and abatement system

#88
20150343377
2015-12-03

System for recycling of cooling devices

#89
20150336864
2015-11-26

Systems and methods for gas treatment

#90
20150336042
2015-11-26

Filter system for a building and filter device

#91
20150283494
2015-10-08

Apparatus for the recovery of halogenated hydrocarbons

#92
20150260192
2015-09-17

Vacuum pump with abatement function

#93
20150260174
2015-09-17

Vacuum pump with abatement function

#94
20150165363
2015-06-18

System and method for purifying mother liquid steam of polytetrafluoroethylene dispersion liquid

#95
20150087869
2015-03-26

CAPTURE OF TRIFLUOROMETHANE USING MOLECUAR SIEVES

#96
20150068396
2015-03-12

System and methods for removing contaminants from gas effluents

#97
20150044117
2015-02-12

Cavitand compositions and methods of use thereof

#98
20150000870
2015-01-01

Exhaust gas abatement system

#99
20140352820
2014-12-04

Vacuum pump with abatement function

#100
20140329667
2014-11-06

Catalyst for decomposition of perfluorinated compound containing halogen acid gas, and preparation method thereof

#101
20140294609
2014-10-02

Gas pumping and treatment device

#102
20130206006
2013-08-15

Off gas extraction and chemical recovery system and related methods

#103
20130175468
2013-07-11

Decomposer containing iron particles for organohalogen compound and method for producing the same

#104
20130104735
2013-05-02

Method and device for removing volatile organic substances from the contained air of closed habitats

#105
20130087287
2013-04-11

PLASMA REACTOR FOR REMOVAL OF CONTAMINANTS

#106
20130029843
2013-01-31

Sol-gel derived compositions

#107
20120288428
2012-11-15

Methods and devices for reducing hazardous air pollutants

#108
20120266750
2012-10-25

Purification of trans-1,3,3,3-tetrafluoropropene

#109
20120260919
2012-10-18

Diaphragm

#110
20120222556
2012-09-06

Systems and methods for gas treatment

#111
20120079939
2012-04-05

Recovering of xenon by adsorption process

#112
20120058033
2012-03-08

METHOD FOR CATALYTIC TREATING PERFLUOROCOMPOUND GAS INCLUDING PARTICLE REMOVING UNIT

#113
20120042691
2012-02-23

Vapor recovery system utilizing compression-condensation processes and related methods

#114
20110271838
2011-11-10

Microtrap assembly for greenhouse gas and air pollution monitoring

#115
20110256029
2011-10-20

Methods and devices for reducing hazardous air pollutants

#116
20110206582
2011-08-25

GAS SCRUBBING APPARATUS AND GAS SCRUBBING METHOD

#117
20110094377
2011-04-28

Recovery of a gaseous component from a mixture of gaseous compounds

#118
20110089017
2011-04-21

Plasma reactor for abating hazardous materials and driving method thereof

#119
20100329956
2010-12-30

Exhaust gas treatment method and system

#120
20100258510
2010-10-14

METHODS AND APPARATUS FOR TREATING EFFLUENT

#121
20100252411
2010-10-07

Control method of plasma by magnetic field in an exhaust gas treating apparatus and an exhaust gas treating apparatus using the same

#122
20100119420
2010-05-13

ABATEMENT SYSTEM HAVING ENHANCED EFFLUENT SCRUB AND MOISTURE CONTROL

#123
20100116140
2010-05-13

Exhaust gas cleaning apparatus

#124
20100086459
2010-04-08

Impurity removing apparatus and method of operating the same

#125
20100074821
2010-03-25

APPARATUS AND METHOD FOR TREATING A GAS STREAM

#126
20100008838
2010-01-14

METHODS AND APPARATUS FOR ABATING ELECTRONIC DEVICE MANUFACTURING PROCESS EFFLUENT

#127
20100005967
2010-01-14

METHOD TO SCRUB GREENHOUSE GASES FROM THE ATMOSPHERE

#128
20090320519
2009-12-31

Recovery of Hydrofluoroalkanes

#129
20090314626
2009-12-24

METHOD FOR TREATING EFFLUENTS CONTAINING FLUOROCOMPOUNDS LIKE PFC AND HFC

#130
20090263299
2009-10-22

Hazardous gas abatement method

#131
20090250396
2009-10-08

DRAINAGE WATER-TREATING METHOD AND DRAINAGE WATER-TREATING APPARATUS

#132
20090249953
2009-10-08

Purification of fluorine containing gases and systems and materials thereof

#133
20090246089
2009-10-01

Exhaust Gas-Processing Apparatus

#134
20090238728
2009-09-24

Plasma scrubber

#135
20090165528
2009-07-02

Method and Apparatus for Gas Filter Testing

#136
20090145741
2009-06-11

Method for catalytic treating perfluorocompound gas including particle removing unit

#137
20090114096
2009-05-07

Separation, purification and recovery method of SF, HFCs and PFCs

#138
20090084264
2009-04-02

Systems for removing toxic airborne contaminants in waxing environments

#139
20090081093
2009-03-26

Methods and devices for reducing hazardous air pollutants

#140
20090056552
2009-03-05

Apparatus and method for separating gas

#141
20090056540
2009-03-05

Apparatus and method for separating gas

#142
20080234530
2008-09-25

Atmospheric Pressure Plasma Treatment of Gaseous Effluents

#143
20080190762
2008-08-14

Exhaust gas treating system

#144
20080119351
2008-05-22

Decomposing catalyst for perfluorinated compound, carbon hydrofluoride, perchloro-carbon and carbon hydrochloride gas compounds and method of producing it

#145
20080087166
2008-04-17

Process for refining nitrogen trifluoride gas using alkali earth metal exchanged and impregnated zeolite

#146
20080047586
2008-02-28

SYSTEMS AND METHODS FOR OPERATING AND MONITORING ABATEMENT SYSTEMS

#147
20080035469
2008-02-14

PROCESS AND APPARATUS FOR CHEMICAL CONVERSION

#148
20080019894
2008-01-24

Process for refining nitrogen trifluoride gas using alkali earth metal exchanged zeolite

#149
20080014134
2008-01-17

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#150
20080011159
2008-01-17

Use of molecular sieves for the removal of HFC-23 from fluorocarbon products

#151
20080003158
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#152
20080003157
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#153
20080003151
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#154
20080003150
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#155
20070284242
2007-12-13

Method For Treating Gases By High Frequency Discharges

#156
20070274888
2007-11-29

Methods and sytems for the destruction of perfluorinated compounds

#157
20070274875
2007-11-29

APPARATUS AND PROCESS FOR THE ABATEMENT OF SEMICONDUCTOR MANUFACTURING EFFLUENTS CONTAINING FLUORINE GAS

#158
20070235339
2007-10-11

Method and Apparatus for Treating a Fluorocompound-Containing Gas Stream

#159
20070212275
2007-09-13

Apparatus for decomposing perfluorinated compounds and system for processing perfluorinated compounds using the apparatus

#160
20070086931
2007-04-19

Methods and apparatus for process abatement

#161
20070028771
2007-02-08

Adsorption apparatus, semiconductor device manufacturing facility comprising the same, and method of recycling perfulorocompounds

#162
20060140836
2006-06-29

Process for decomposing fluorine compounds

#163
20060118404
2006-06-08

Process and apparatus for chemical conversion

#164
20060107831
2006-05-25

Xenon recovery system

#165
20060032373
2006-02-16

Method for removing harmful substance in vent gas

#166
20060013745
2006-01-19

Enhanced PFC waste-gas treating system

#167
20050281724
2005-12-22

Process and apparatus for treating waste anesthetic gas

#168
20050276739
2005-12-15

Hazardous gas abatement system using electrical heater and water scrubber

#169
20050271568
2005-12-08

Method and apparatus for treating a waste gas containing fluorine-containing compounds

#170
20050249643
2005-11-10

Apparatus and process for the abatement of semiconductor manufacturing effluents containing fluorine gas

#171
20050201913
2005-09-15

Hazardous gas abatement system using electrical heater and water scrubber

#172
20050196330
2005-09-08

Abatement device

#173
20050183573
2005-08-25

Method for separating gas mixtures

#174
20050155854
2005-07-21

Method and apparatus for abatement of reaction products from a vacuum processing chamber

#175
20050150378
2005-07-14

Adsorption process for continuous purification of high value gas feeds

#176
20050109419
2005-05-26

Gas supplying method and system

#177
20050022664
2005-02-03

Purification of sulfuryl fluoride

#178
20050000904
2005-01-06

Process for the recovery of fluorosurfactants by active charcoal

#179
15711195
2018-03-27

Device for detecting and decontaminating hazardous chemicals

#180
15710272
2018-03-27

Composition of magnetic materials for sensing and decontaminating toxic chemicals

#181
15179076
2017-09-26

Magnetic materials for sensing and decontaminating toxic chemicals