ClassID:

30630

B01D2259/4575 - CPC Classification

Classification description:

Type of treatment; Gas separation or purification devices adapted for specific applications for use in transportation means in aeroplanes or space ships

Recent Application in this class:
#1
20260151728
2026-06-04

CONTAMINANT REMOVAL SYSTEMS

#2
20260054215
2026-02-26

ROTATING FOG HARP COALESCER

#3
20260034501
2026-02-05

VEHICLE CARBON CAPTURE SYSTEM

#4
20250312719
2025-10-09

BATTERY POWER MANAGEMENT APPARATUS AND METHOD FOR ELECTRIC VEHICLES AND/OR HYBRID VEHICLES AND/OR AN ELECTRIC VEHICLE AND/OR A HYBRID VEHICLE WHICH PROVIDES FOR ATMOSPHERIC WATER HARVESTING AND/OR HYDROGEN HARVESTING

#5
20250296037
2025-09-25

MEMBRANE CONTACTOR WITH BUBBLER

#6
20250256232
2025-08-14

FILTER ELEMENT WITH AN ANTI-MICROBIAL FINISH AND A FINE FILTER LAYER

#7
20250242311
2025-07-31

MEMBRANE SEPARATOR

#8
20250236397
2025-07-24

MID-PRESSURE WATER SEPARATION FOR ENVIRONMENTAL CONTROL SYSTEM

#9
20250205676
2025-06-26

OPEN-CHANNEL SUPPORTED METAL-ORGANIC FRAMEWORK BASED GASEOUS CONTAMINANT REMOVAL

#10
20250186940
2025-06-12

MODULAR HUMIDITY MANAGEMENT SYSTEM

#11
20250033024
2025-01-30

MONOLITHIC TRACE-CONTAMINANT SORBENTS FABRICATED FROM 3D-PRINTED POLYMER PRECURSORS

#12
20250018333
2025-01-16

CONTAMINANT REMOVAL FROM A MOBILE ATMOSPHERE USING REGENERATIVE LIQUID SORBENT

#13
20250018326
2025-01-16

DISTRIBUTED CONTAMINANT REMOVAL USING LIQUID SORBENT

#14
20240408565
2024-12-12

LATTICE STRUCTURE FOR SPARGING EVAPORATOR IN CATALYTIC INERTING SYSTEM

#15
20240375036
2024-11-14

ENGINE DESICCANT RACKS, METHODS OF INSTALLING THE SAME, SYSTEMS FOR PREVENTING CORROSION, AND ARTICULATING CONTACT STRUCTURES

#16
20240359800
2024-10-31

CENTRIFUGAL WATER COLLECTOR WITH CONICAL WATER SCUPPER

#17
20240327041
2024-10-03

LIQUID WATER REMOVAL FROM AN IONIC LIQUID MIXTURE OF A CONTAMINANT REMOVAL SYSTEM

#18
20240325970
2024-10-03

FLUID SEPARATION AND CONDENSATE CONTROL SYSTEMS

#19
20240207778
2024-06-27

OXYGEN-DEPLETED VAPOR PHASE MOTOR COOLING

#20
20240082750
2024-03-14

Extracting water vapor from a powerplant exhaust

#21
20240001289
2024-01-04

VEHICLE CARBON CAPTURE SYSTEM

#22
20230407768
2023-12-21

Hydrogen fueled turbine engine pinch point water separator

#23
20230406514
2023-12-21

HYDROGEN ACCUMULATION CONTROL SYSTEM FOR MONITORING AND CONTROLLING LEAKED HYDROGEN WITHIN AN INTERIOR SPACE

#24
20230249195
2023-08-10

AIR PURIFICATION UNIT AND METHOD FOR COATING AN ELECTRODE OF AN AIR PURIFICATION UNIT

#25
20230211034
2023-07-06

METHOD AND DEVICE FOR DISINFECTING AND CLEANING ENCLOSED SPACES IN PARTICULAR, SUCH AS A PASSENGER COMPARTMENT ON A MEANS OF TRANSPORT

#26
20230150684
2023-05-18

Additively manufactured canister for a nitrogen generation system

#27
20230086314
2023-03-23

Onboard aircraft oxygen generation system

#28
20220411073
2022-12-29

Centrifugal water collector with conical water scupper

#29
20220063831
2022-03-03

System and method for air separation module management

#30
20220040631
2022-02-10

Lattice structure for sparging evaporator in catalytic inerting system

#31
20220040505
2022-02-10

Modular portable multi-crew life support system

#32
20210394112
2021-12-23

Hollow fiber membrane contactor scrubber/stripper for cabin carbon dioxide and humidity control

#33
20210379527
2021-12-09

Vacuum assisted air separation module operation

#34
20210370220
2021-12-02

Activated carbon and catalyst filter

#35
20210325064
2021-10-21

Adsorption filter, ventilation system and HVAC system having the same

#36
20210283547
2021-09-16

Atmospheric water extraction system

#37
20210268433
2021-09-02

Fuel tank inerting system

#38
20210252317
2021-08-19

OBOGS composition control and health monitoring

#39
20210214848
2021-07-15

Sabatier reactor apparatus

#40
20210188447
2021-06-24

Aircraft air supply and contaminant detection system

#41
20210178315
2021-06-17

Air separation modules, nitrogen generation systems, and methods of making air separation modules

#42
20210178314
2021-06-17

Air separation modules, nitrogen generation systems, and methods of making air separation modules

#43
20210178302
2021-06-17

AIR SEPARATION MODULES, NITROGEN GENERATION SYSTEMS, AND METHODS OF MAKING AIR SEPARATION MODULES

#44
20210178301
2021-06-17

Air separation modules, nitrogen generation systems, and methods of making air separation modules

#45
20210172076
2021-06-10

Electrochemical carbon dioxide converter and liquid regenerator

#46
20210172075
2021-06-10

Electrochemical carbon dioxide converter and liquid regenerator

#47
20210164113
2021-06-03

Electrochemical carbon dioxide converter and liquid regenerator

#48
20210138437
2021-05-13

Methods or producing carbon dioxide sorbents for indoor air quality control

#49
20210086003
2021-03-25

Composition control for OBOGS

#50
20210031939
2021-02-04

INERT GAS SYSTEM AND METHOD

#51
20210031938
2021-02-04

Inert gas system and method

#52
20210023503
2021-01-28

PORTABLE CARBON DIOXIDE ABSORPTION SYSTEM

#53
20210001305
2021-01-07

Monolithic trace-contaminant sorbents fabricated from 3D-printed polymer precursors

#54
20210001269
2021-01-07

Reducing contrails during operation of aircraft

#55
20200407073
2020-12-31

Inerting system with particulate removal

#56
20200384399
2020-12-10

Helical flow filter

#57
20200369403
2020-11-26

Additively manufactured canister for a nitrogen generation system

#58
20200354240
2020-11-12

Electro oxidation membrane evaporator

#59
20200338494
2020-10-29

JET ENGINE AND METHOD OF OPERATION

#60
20200317361
2020-10-08

Redundant systems for vehicle critical systems

#61
20200317360
2020-10-08

WATER SYSTEMS FOR ONBOARD INERTING SYSTEMS OF VEHICLES

#62
20200316506
2020-10-08

Drive pinion of an air-oil separator of a turbomachine accessory gearbox

#63
20200254382
2020-08-13

Air separation modules, nitrogen generation systems, and methods of making air separation modules

#64
20200254381
2020-08-13

Apparatus and methods for enhancing gas-liquid contact/separation

#65
20200171428
2020-06-04

Temperature controlled nitrogen generation system

#66
20200156796
2020-05-21

Carbon dioxide adsorber for aircraft

#67
20200115064
2020-04-16

INERTING GAS SYSTEMS FOR AIRCRAFT

#68
20200087007
2020-03-19

Gearbox cover, port plugs, and mast cap for aircraft

#69
20200061528
2020-02-27

Ionic liquid CO2 scrubber for spacecraft

#70
20200061520
2020-02-27

Thermally conductive structure for multi-direction flow through packed bed

#71
20200031501
2020-01-30

Systems and methods for air revitalization

#72
20200010201
2020-01-09

Aircraft air supply and contaminant detection system

#73
20190375513
2019-12-12

Using a passive separator to separate air and fuel of a fuel mixture passively when delivering fuel to a combustion engine of an unmanned aerial vehicle

#74
20190345172
2019-11-14

Rare earth-based metal-organic framework for moisture removal and control in confined spaces

#75
20190329177
2019-10-31

Temperature controlled nitrogen generation system

#76
20190308135
2019-10-10

Portable carbon dioxide absorption system

#77
20190308134
2019-10-10

Fuel tank inerting system

#78
20190291886
2019-09-26

Internal recycle reactor for catalytic inerting

#79
20190282951
2019-09-19

Vacuum assisted air separation module operation

#80
20190276155
2019-09-12

Non-horizontal water extractor

#81
20190255481
2019-08-22

Thermally conductive structure for multidirection flow through packed bed

#82
20190247786
2019-08-15

Centrifugal air separator coil manufacturing methods

#83
20190232217
2019-08-01

Personal oxygen enhanced breathing system

#84
20190201836
2019-07-04

Method for recovering hydrogen from biomass pyrolysis gas

#85
20190185175
2019-06-20

Contaminant removal for catalytic fuel tank inerting system

#86
20190169759
2019-06-06

SOLID OXIDE ELECTROCHEMICAL GAS SEPARATOR INERTING SYSTEM

#87
20190162428
2019-05-30

Flow sensing ozone converter with replaceable core

#88
20190151796
2019-05-23

Carbon dioxide environmental control system

#89
20190143270
2019-05-16

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

#90
20190143269
2019-05-16

Closed-environment air purification system

#91
20190105590
2019-04-11

High pressure water extraction device with shave off edge that feeds a low pressure chamber and internal helix feature to improve water collection and drainage

#92
20190100318
2019-04-04

Aerospace vehicle environmental control system

#93
20190060828
2019-02-28

Temperature controlled nitrogen generation system

#94
20190060827
2019-02-28

TEMPERATURE CONTROLLED NITROGEN GENERATION SYSTEM

#95
20190047721
2019-02-14

Fuel separation unit for inert gas generating system

#96
20190039047
2019-02-07

Carbon dioxide sorbents for air quality control

#97
20190031365
2019-01-31

Regenerative activated carbon filtration for aircraft obiggs

#98
20190023426
2019-01-24

Systems and methods for air revitalization

#99
20190009203
2019-01-10

Vented dynamic pressure recovery module for aircraft ECS

#100
20190002119
2019-01-03

Catalytic inerting system for an aircraft with multiple fuel tanks

#101
20180369750
2018-12-27

Portable carbon dioxide absorption system

#102
20180354644
2018-12-13

Catalytic inerting system architecture and control methods for increased fuel tank safety

#103
20180296968
2018-10-18

Oxygen sensor protection

#104
20180290097
2018-10-11

MODULAR, HIGH-THROUGHPUT AIR TREATMENT SYSTEM

#105
20180289992
2018-10-11

System and method for monitoring PSA bed health

#106
20180282350
2018-10-04

Rare earth-based metal-organic framework for moisture removal and control in confined spaces

#107
20180265993
2018-09-20

Electrochemical carbon dioxide converter and liquid regenerator

#108
20180265204
2018-09-20

Combined VOC-O2—CO2 treatment system

#109
20180264395
2018-09-20

Cartridge for mounting lithium hydroxide sheets

#110
20180243685
2018-08-30

Dual stripper with water sweep gas

#111
20180243682
2018-08-30

Hollow fiber membrane contactor scrubber/stripper for cabin carbon dioxide and humidity control

#112
20180215620
2018-08-02

Flow sensing ozone converter

#113
20180127110
2018-05-10

On-board aircraft reactive inerting dried gas system

#114
20180126358
2018-05-10

Sorbent systems and methods

#115
20180126322
2018-05-10

Thermally conductive structure for multi-direction flow through packed bed

#116
20180118352
2018-05-03

Ozone converter bypass

#117
20180117521
2018-05-03

Atmospheric negative ionizer

#118
20180099262
2018-04-12

System with multiple adsorbents for ammonia and organic removal

#119
20180071672
2018-03-15

SORBENTS FOR CARBON DIOXIDE REDUCTION FROM INDOOR AIR

#120
20180056234
2018-03-01

Apparatus and methods for enhancing gas-liquid contact/separation

#121
20180056233
2018-03-01

Ionic liquid CO2 scrubber for spacecraft

#122
20180050322
2018-02-22

Carbon dioxide sorbents for indoor air quality control

#123
20180050300
2018-02-22

On-board aircraft dried inert gas system

#124
20180050297
2018-02-22

Activated carbon and catalyst filter

#125
20180009537
2018-01-11

Ozone converter with altitude activated actuator

#126
20170354915
2017-12-14

Cartridge for mounting lithium hydroxide sheets

#127
20170341762
2017-11-30

Air purification system and method of assembling

#128
20170334565
2017-11-23

Human factors approach to control contaminant concentrations in aircraft supply air from engine and APU bleed air and ground air sources, and in recirculated air being delivered to aircraft cabins for the optimization of user experience and energy consumption

#129
20170333842
2017-11-23

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

#130
20170326497
2017-11-16

Gas capture apparatus and method

#131
20170320582
2017-11-09

Human factors approach to control contaminant concentrations in aircraft supply air from engine and APU bleed air and ground air sources, and in recirculated air being delivered to aircraft cabins for the optimization of user experience and energy consumption

#132
20170305576
2017-10-26

On-board inert gas generating air separation module recovery apparatus and method

#133
20170304767
2017-10-26

Moisture resistant molecular sieve beds

#134
20170296965
2017-10-19

On-board inert gas generating system prognostic health monitoring

#135
20170296964
2017-10-19

Fluid separation module

#136
20170291708
2017-10-12

Sieve bed retention system

#137
20170239616
2017-08-24

Centrifugal air separator coil manufacturing tools and methods

#138
20170234354
2017-08-17

Nut insert with reduced stress

#139
20170167036
2017-06-15

Solid oxide electrochemical gas separator inerting system

#140
20170138584
2017-05-18

Exterior aircraft light unit

#141
20170136399
2017-05-18

Sorbents for carbon dioxide reduction from indoor air

#142
20170021296
2017-01-26

Filter and method for producing same

#143
20170015557
2017-01-19

Membrane-based air separation module

#144
20170015433
2017-01-19

PROTECTION SYSTEM FOR POLYMERIC AIR SEPARATION MEMBRANE

#145
20170014774
2017-01-19

Condition monitoring for an air separation module

#146
20170014752
2017-01-19

Oxygen sensing for fuel tank inerting system

#147
20170014749
2017-01-19

Oxygen sensor protection

#148
20160376019
2016-12-29

Regenerative activated carbon filtration for aircraft OBIGGS

#149
20160361684
2016-12-15

Temperature controlled nitrogen generation system

#150
20160318613
2016-11-03

Combined VOC—O2—CO2 treatment system

#151
20160303503
2016-10-20

MODULAR, HIGH-THROUGHPUT AIR TREATMENT SYSTEM

#152
20160288043
2016-10-06

Systems and methods of cleaning cabin air in a transportation vehicle

#153
20160243496
2016-08-25

Air-separation device, inerting device and aircraft comprising such a device

#154
20160228807
2016-08-11

Stored gas pressure recovery system

#155
20160220950
2016-08-04

Enhanced device for separation of oxygen and nitrogen

#156
20160214724
2016-07-28

Human factors approach to control contaminant concentrations in aircraft supply air from engine and APU bleed air and ground air sources, and in recirculated air being delivered to aircraft cabins for the optimization of user experience and energy consumption

#157
20160200446
2016-07-14

On-board aircraft nitrogen enriched air and cooling fluid generation system and method

#158
20160184761
2016-06-30

Modular canister modules for air separation systems

#159
20160136315
2016-05-19

Equipment for sanitizing the air conditioning system of vehicles by means of radiant catalytic ionization

#160
20160107116
2016-04-21

OBIGGS ASM performance modulation via temperature control

#161
20160089635
2016-03-31

Gas separation modules and methods for forming

#162
20160051926
2016-02-25

Aircraft fuel tank inerting system

#163
20160023157
2016-01-28

Method and device for separating off carbon dioxide from a gas mixture

#164
20160009408
2016-01-14

Nitrogen enriched air supply system and aircraft

#165
20150231552
2015-08-20

Portable purge system

#166
20150165370
2015-06-18

Air drying system for OBOGS

#167
20150122814
2015-05-07

Dehumidifier

#168
20150007531
2015-01-08

Jet engine with at least one oil separator, through which an air-oil-volume flow can be guided

#169
20140326135
2014-11-06

ON BOARD INERT GAS GENERATION SYSTEM

#170
20140311340
2014-10-23

Method for processing air

#171
20140298996
2014-10-09

Sorbents for carbon dioxide reduction from indoor air

#172
20140230649
2014-08-21

Counter-flow gas separation modules and methods

#173
20140208948
2014-07-31

Gas separation modules and methods for forming

#174
20140208943
2014-07-31

Method and system for reducing the flammability of fuel-tanks onboard an aircraft

#175
20140202330
2014-07-24

Modular, high-throughput air treatment system

#176
20140013942
2014-01-16

Carbon sorbent for reversible ammonia sorption

#177
20130252526
2013-09-26

Filter granulate

#178
20130228317
2013-09-05

Heat exchanger

#179
20130228306
2013-09-05

Heat exchanger

#180
20130213226
2013-08-22

Unsteady-state gas permeation process

#181
20130094999
2013-04-18

Ozone converter with internal bypass

#182
20130042762
2013-02-21

Gas filter with chamber comprising carbon nanotubes for filtering CO2

#183
20130000142
2013-01-03

Fuel system and method

#184
20120325811
2012-12-27

Hybrid fuel tank inerting system

#185
20120273340
2012-11-01

METHOD & APPARATUS FOR SANITIZING AIR IN AIRCRAFT, COMMERCIAL AIRLINERS, MILITARY VEHICLES, SUBMARINES, SPACE CRAFT, CRUISE SHIPS , PASSENGER VEHICLES, MASS TRANSIT AND MOTOR VEHICLES BY INTEGRATION OF HIGH DENSITY HIGH EFFICIENCY ULTRA VIOLET ILLUMINATION APPARATUS WITHIN AIR CONDITIONING, VENTILATION AND TEMPERATURE CONTROL SYSTEMS

#186
20120261512
2012-10-18

Fuel cell system and method for drying of exhaust gas of a fuel cell system

#187
20120258014
2012-10-11

Contaminate control device

#188
20120258013
2012-10-11

Catalyst for life support system

#189
20120251713
2012-10-04

Method for restoring antimicrobial hydrophilic coatings

#190
20120183457
2012-07-19

Space humidity control systems

#191
20120160099
2012-06-28

Carbon dioxide separation method and apparatus

#192
20120160098
2012-06-28

METHOD AND SYSTEM FOR CARBON DIOXIDE REMOVAL

#193
20120097029
2012-04-26

Water recovery using thermally linked sorbent beds

#194
20120006193
2012-01-12

Adsorption-desorption apparatus and process

#195
20110293495
2011-12-01

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

#196
20110256042
2011-10-20

Fuel system and method

#197
20110226128
2011-09-22

Passive desiccant system

#198
20110198055
2011-08-18

Modular, high-throughput air treatment system

#199
20110061539
2011-03-17

Desiccant regeneration

#200
20110038771
2011-02-17

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

#201
20110038760
2011-02-17

PHOTOLYTIC ARTIFICIAL LUNG

#202
20110005394
2011-01-13

MEDIA FOR REMOVAL OF ORGANIC COMPOUNDS

#203
20100158775
2010-06-24

Catalyst Systems and Methods for Treating Aircraft Cabin Air

#204
20100086436
2010-04-08

Onsite chemistry air filtration system

#205
20100043635
2010-02-25

PSA method using a composite adsorption bed comprising an adsorbent and PCM agglomerates

#206
20090311138
2009-12-17

SANITIZATION OF AIRCRAFT OR VEHICLE CABIN

#207
20090253575
2009-10-08

Photocatalyst dispersing element, method for manufacturing photocatalyst dispersing element, photocatalyst element, method for manufacturing photocatalyst element

#208
20090232718
2009-09-17

Multi-stage catalytic air purification system

#209
20090230248
2009-09-17

Using a metallocene to remove oxygen from a stream of gas

#210
20090227195
2009-09-10

Systems and Methods for Treating Aircraft Cabin Air

#211
20090185968
2009-07-23

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

#212
20090120295
2009-05-14

Self-propelled vehicle comprising an onboard equipment supplied with filtered air

#213
20090095154
2009-04-16

Rotary cylinder dual diverter valve

#214
20080210240
2008-09-04

Method of producing hypoxic environments in occupied compartments with simultaneous removal of excessive carbon dioxide and humidity

#215
20080202339
2008-08-28

Thermally linked molecular sieve beds for COremoval

#216
20080112869
2008-05-15

DIRECT CONTACT LIQUID AIR CONTAMINANT CONTROL SYSTEM

#217
20080060523
2008-03-13

Enhanced OBIGGS

#218
20080017037
2008-01-24

PHOTOLYTIC ARTIFICIAL LUNG

#219
20070214954
2007-09-20

Method of controlling a gas separating apparatus

#220
20070041882
2007-02-22

Onsite chemistry air filtration system

#221
20070000380
2007-01-04

Gas generating system and method for inerting aircraft fuel tanks

#222
20060249026
2006-11-09

Carrier-board system for the production of oxygen-enriched gas streams and method for supplying the airways of the occupants of an aircraft

#223
20060249019
2006-11-09

Regenerable adsorption system

#224
20060169142
2006-08-03

Engineered adsorbent structures for kinetic separation

#225
20060117950
2006-06-08

Method for supplying passengers of an aircraft with an oxygen-rich gas mixture

#226
20060096454
2006-05-11

Adsorption of contaminants from gaseous stream and in situ regeneration of sorbent

#227
20060021505
2006-02-02

Method for operating an air fractionization installation for obtaining oxygen on board an aircraft

#228
20050263005
2005-12-01

Means for air fractionization

#229
20050160913
2005-07-28

Method of manufacturing and using enhanced carbon dioxide adsorbent

#230
20050160912
2005-07-28

Enhanced carbon dioxide adsorbent

#231
20050126570
2005-06-16

Breathing gas supply system

#232
20050126395
2005-06-16

Filter element

#233
20050115404
2005-06-02

Gas generating system and method for inerting aircraft fuel tanks

#234
20050092177
2005-05-05

Air separation system and method with modulated warning flow

#235
20050053515
2005-03-10

Cabin air quality system

#236
20050040029
2005-02-24

Photolytic artificial lung

#237
20050029121
2005-02-10

Photolytic artificial lung

#238
17902380
2026-05-19

Leaky radio frequency fluid-substrate interaction vessel

#239
15414502
2018-09-11

Gas purification getter construction for airborne and space applications

#240
15144214
2017-10-03

Generation of high pressure oxygen via electrochemical pumping in a multi-stage electrolysis stack

#241
14971256
2017-10-31

Sorbent-based atmosphere revitalization system

#242
13324679
2014-08-12

Fuel saving inert gas generation system