ClassID:

30294

B01D2251/80 - CPC Classification

Classification description:

Reactants Organic bases or salts

Recent Application in this class:
#1
20260091354
2026-04-02

PRODUCTION OF ORGANIC ACID FROM MONOVALENT ACID SALT VIA ELECTRODIALYSIS USING A TWO-COMPARTMENT ELECTRODIALYSIS UNIT

#2
20260042062
2026-02-12

PLANT AND METHOD FOR THE PURIFICATION OF FUMES AND RECOVERY OF SECONDARY RAW MATERIAL

#3
20260027520
2026-01-29

ETHYLENE OXIDE ABATEMENT SYSTEMS

#4
20250269354
2025-08-28

Ethylene oxide scrubbing sheet

#5
20250269322
2025-08-28

Interfacial Surface Structures for Carbon Dioxide Removal Systems

#6
20250153096
2025-05-15

Hybrid Carbon Dioxide Removal Systems

#7
20250058271
2025-02-20

Interfacial Surface Structures for Carbon Dioxide Removal Systems

#8
20240342530
2024-10-17

QUARTERNARY AMMONIUM HALIDES FOR TREATING HALOGEN CONTAMINATION

#9
20240293773
2024-09-05

ABSORBENT AQUEOUS COMPOSITION CONTAINING A BASE AND AN AZOLE FOR SEPARATING CARBON DIOXIDE FROM A GASEOUS EFFLUENT

#10
20230364556
2023-11-16

SYSTEM FOR THE CHEMICAL DECONTAMINATION OF CORROSIVE GASES

#11
20230249127
2023-08-10

RATE ENHANCEMENT OF GAS CAPTURE PROCESSES

#12
20230043563
2023-02-09

System for the chemical decontamination of corrosive gases

#13
20220297053
2022-09-22

C1—C8 carboxylic acid salt solution for the absorption of CO

#14
20220258099
2022-08-18

PERFORATED SORBENT POLYMER COMPOSITE SHEETS FOR ENHANCED MASS TRANSPORT

#15
20220226685
2022-07-21

Quarternary ammonium halides for treating halogen contamination

#16
20220136715
2022-05-05

Device for Continuous and Efficient Water Absorption and Regeneratation of Desiccant, an Air Cooler, and a Method for Controlling Such a Device

#17
20220134282
2022-05-05

Process for hybrid carbon capture and mineralization

#18
20210354086
2021-11-18

METHOD FOR SIMULTANEOUSLY REMOVING HIGH-LOAD SULFUR DIOXIDE AND NITROGEN OXIDE IN WASTE GAS

#19
20210197116
2021-07-01

METHOD OF SCAVENGING ACID SULFIDE SPECIES

#20
20200261846
2020-08-20

Rotating packed beds with internal heat transfer for absorption/regeneration applications

#21
20200206677
2020-07-02

C1-C8 carboxylic acid salt solution for the absorption of CO

#22
20190255178
2019-08-22

DEVICES AND METHODS FOR CONTROLLING HEADSPACE HUMIDITY AND OXYGEN LEVELS

#23
20190038859
2019-02-07

Anesthetic circuit having a hollow fiber membrane

#24
20180371974
2018-12-27

Fluid for purifying heat engines and methods for preparing said fluids by emulsification

#25
20180345208
2018-12-06

Method for purifying a VOC-laden gas stream

#26
20180141023
2018-05-24

A CHEMICAL FORMALDEHYDE FILTER

#27
20180105754
2018-04-19

Electrolyzed water-amine compositions and methods of use

#28
20170360936
2017-12-21

Devices and methods for controlling headspace humidity and oxygen levels

#29
20170355920
2017-12-14

Process, method and system for removal of mercury in a gas dehydration process

#30
20170354923
2017-12-14

Process for dehumidifying moist gas mixtures

#31
20170354904
2017-12-14

Methods and systems for treating a switchable polarity material, and related methods of liquid treatment

#32
20170296967
2017-10-19

Filtration device for air purification appliance

#33
20170274309
2017-09-28

Mechanical system to capture and transform contaminant gases, and method to purify air

#34
20170225120
2017-08-10

Method and apparatus for removing mercury from a flue gas stream

#35
20170216768
2017-08-03

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#36
20170182458
2017-06-29

Apparatus and method for absorbing and mineralizing carbon dioxide

#37
20170081604
2017-03-23

Acid gas removal process by absorbent solution comprising amine compounds

#38
20170074529
2017-03-16

Vapor separator and dehumidifier using the same

#39
20170001142
2017-01-05

System for the capture and release of acid gases

#40
20160339386
2016-11-24

Reactive composition based on sodium bicarbonate and process for its production

#41
20160310888
2016-10-27

Method for removing SOfrom gas using polyol composite solution

#42
20160289571
2016-10-06

Electrolized water—amine compositions and methods of use

#43
20160288051
2016-10-06

Carbon dioxide capture using phase change ionic liquids

#44
20160263521
2016-09-15

Process for hydrochloric acid mediation

#45
20160175772
2016-06-23

Absorption type—removal / condensing apparatus

#46
20160175769
2016-06-23

GAS SCAVENGERS

#47
20160114306
2016-04-28

Silica containing basic sorbent for acid gas removal

#48
20160082383
2016-03-24

Regenerable sorbent COscrubber for submarine vessels

#49
20160030916
2016-02-04

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#50
20160016113
2016-01-21

Reducing hydrochloric acid in cement kilns

#51
20150307680
2015-10-29

Organo-amine acid gas adsorption-desorption polymers, processes for preparing same, and uses thereof

#52
20150307661
2015-10-29

Organo-amine acid gas adsorption-desorption polymers, processes for preparing same, and uses thereof

#53
20150306542
2015-10-29

ORGANO-AMINE ACID GAS ADSORPTION-DESORPTION POLYMERS, PROCESSES FOR PREPARING SAME, AND USES THEREOF

#54
20150306535
2015-10-29

Organo-amine acid gas adsorption-desorption polymers, processes for preparing same, and uses thereof

#55
20150290580
2015-10-15

METHOD FOR SELECTIVE ABSORPTION OF HYDROGEN SULFIDE FROM A GASEOUS EFFLUENT COMPRISING CARBON DIOXIDE USING AN AMINE-BASED ABSORBENT SOLUTION COMPRISING A VISCOSIFYING AGENT

#56
20150118136
2015-04-30

Absorbent for desulfurization of combustion gas and method of treating combustion gas using the same

#57
20150110698
2015-04-23

Process for sulfur dioxide, hydrochloric acid and mercury mediation

#58
20150086458
2015-03-26

Formaldehyde absorbent and method for using the same

#59
20150083964
2015-03-26

METHOD AND DEVICE FOR EXTRACTING HIGHLY VOLATILE DEGRADATION PRODUCTS FROM THE ABSORBENT LOOP OF A CO2 SEPARATION PROCESS

#60
20150037274
2015-02-05

Methods of filtering multiple contaminants, mitigating contaminant formation, and recycling greenhouse gases using a humic and fulvic reagent

#61
20150004065
2015-01-01

Filter cartridge for an air purifier

#62
20140314650
2014-10-23

Processes, apparatus, compositions and systems for reducing emissions of HCI and/or sulfur oxides

#63
20140301930
2014-10-09

Absorbent tertiary monoalkanolamine solution belonging to the 3-alcoxypropylamine family, and method for removing acidic compounds contained in a gas effluent

#64
20140174438
2014-06-26

Anesthetic circuit having a hollow fiber membrane

#65
20130089484
2013-04-11

Silica containing basic sorbent for acid gas removal

#66
20130058852
2013-03-07

Removal of carbon dioxide from a gas stream by using aqueous ionic liquid

#67
20130045154
2013-02-21

PROCESS FOR CAPTURE OF CARBON DIOXIDE

#68
20130045149
2013-02-21

Oxalate sorbents for mercury removal

#69
20120288429
2012-11-15

Bi-directional reactor and supported monoethenalamine for COseparation

#70
20120282160
2012-11-08

CARBON DIOXIDE AND HYDROGEN SULFIDE ABSORBENTS AND PROCESS FOR THEIR USE

#71
20120282158
2012-11-08

METHOD FOR ABSORPTION OF ACID GASES USING AMINO ACIDS

#72
20120174782
2012-07-12

COMPACT ABSORPTION-DESORPTION PROCESS AND APPARATUS USING CONCENTRATED SOLUTION

#73
20120164043
2012-06-28

Organo-amine acid gas adsorption-desorption polymers, processes for preparing same, and uses thereof

#74
20120096770
2012-04-26

PROCESS FOR PRODUCING A PURIFIED SYNTHESIS GAS STREAM

#75
20120090463
2012-04-19

PROCESS AND APPARATUS FOR THE TREATMENT OF FLUE GASES

#76
20120063976
2012-03-15

METHODS OF REMOVING CARBON DIOXIDE AND SORBENTS FOR SAME

#77
20120058921
2012-03-08

Process for producing a purified synthesis gas stream

#78
20120058016
2012-03-08

Membrane contactor systems for gas-liquid contact

#79
20110217219
2011-09-08

SCRUBBING SOLUTION CONSISTING OF AQUEOUS AMMONIA SOLUTION AMINES FOR THE SCRUBBING OF GAS AND USE OF SUCH SOLUTION

#80
20110209478
2011-09-01

Method of power generation by waste combustion and waste combustion system

#81
20110203311
2011-08-25

REMOVAL OF CARBON DIOXIDE FROM AIR

#82
20110185901
2011-08-04

Absorbent solution based on N, N, N′, N′-tetramethylhexane-1,6-diamine and on a particular amine comprising primary or secondary amine functions and method for removing acid compounds from a gaseous effluent

#83
20110176981
2011-07-21

ABSORBENT SOLUTION BASED ON A TERTIARY OR HINDERED AMINE AND ON A PARTICULAR ACTIVATOR AND METHOD FOR REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT

#84
20110171093
2011-07-14

Acidic gas removal by aqueous amine solvents

#85
20110135549
2011-06-09

Absorption medium and method for removing sour gases from fluid streams, in particular from flue gases

#86
20110110834
2011-05-12

Absorbent solution containing a thiadiazole-derived degradation inhibitor and method for limiting the degradation of an absorbent solution

#87
20110107916
2011-05-12

System for recovering carbon dioxide from flue gas

#88
20110100217
2011-05-05

Spray process for the recovery of COfrom a gas stream and a related apparatus

#89
20110094381
2011-04-28

Absorption medium and method for removing sour gases from fluid streams, in particular from flue gases

#90
20110081288
2011-04-07

Method for enhancing a gas liquid contactor

#91
20110077447
2011-03-31

METHOD AND APPARATUS FOR THE REMOVAL OF A SORBATE COMPONENT FROM A PROCESS STREAM

#92
20110072968
2011-03-31

Method of separating at least two fluids with an apparatus

#93
20110061531
2011-03-17

Method of processing gas phase molecules by gas-liquid contact

#94
20110061530
2011-03-17

Method of processing molecules with a gas-liquid contactor

#95
20100326277
2010-12-30

Piperazinium trifluoroacetate compound and carbon dioxide absorbent using the same

#96
20100326074
2010-12-30

STEAM TURBINE POWER PLANT AND OPERATION METHOD THEREOF

#97
20100322842
2010-12-23

CO2 RECOVERING APPARATUS AND METHOD

#98
20100320294
2010-12-23

Gas liquid contactor and effluent cleaning system and method

#99
20100319539
2010-12-23

Gas liquid contactor and effluent cleaning system and method

#100
20100319532
2010-12-23

COrecovery apparatus and COrecovery method

#101
20100263534
2010-10-21

Amine absorber for carbon dioxide capture and processes for making and using the same

#102
20100256347
2010-10-07

Agents for carbon dioxide capture, agents for amine stabilization and methods of making agents for carbon dioxide capture and amine stabilization

#103
20100192773
2010-08-05

ABATEMENT APPARATUS WITH SCRUBBER CONDUIT

#104
20100124524
2010-05-20

Methods for reducing airborne formaldehyde

#105
20100089231
2010-04-15

Gas-liquid contactor apparatus and nozzle plate

#106
20100024651
2010-02-04

MEMBRANE CONTACTOR SYSTEMS FOR GAS-LIQUID CONTACT

#107
20100016152
2010-01-21

Aldehyde reducing compositons

#108
20100016151
2010-01-21

Aldehyde reducing coating

#109
20100011956
2010-01-21

Gas liquid contactor and effluent cleaning system and method

#110
20090293723
2009-12-03

Carbon dioxide removal from synthesis gas at elevated pressure

#111
20090233786
2009-09-17

Method of regeneration of SCR catalyst

#112
20080125314
2008-05-29

Absorbent for separation of carbon dioxide

#113
18509878
2024-06-11

Hybrid carbon dioxide removal systems

#114
18234280
2024-06-25

Interfacial surface structures for carbon dioxide removal systems

#115
15947182
2019-06-11

Systems and methods for forming a solution of ammonium carbamate