ClassID:

84304

C01B3/508 - CPC Classification

Classification description:

Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it ; Purification of hydrogen; Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by selective and reversible uptake by an appropriate medium, i.e. the uptake being based on physical or chemical sorption phenomena or on reversible chemical reactions

Recent Application in this class:
#1
20260055265
2026-02-26

IMPROVED IONOMER BLENDS, HIGH-TEMPERATURE POLYMER ELECTROLYTE MEMBRANES AND ELECTRODE ASSEMBLIES

#2
20260054981
2026-02-26

METHOD AND SYSTEM FOR HYDROGEN PRODUCTION

#3
20250346487
2025-11-13

DECOMPOSING A FLOWING FEEDSTOCK

#4
20250206607
2025-06-26

METHOD AND APPARATUS FOR SEPARATING A COMPONENT MIXTURE

#5
20250197214
2025-06-19

HYDROGEN PRODUCTION SYSTEM AND METHOD FOR PRODUCING HYDROGEN USING THE SAME

#6
20250197213
2025-06-19

OPERATION METHOD AND OPERATION SYSTEM FOR SIMULTANEOUS PRODUCTION OF HIGH-PURITY HYDROGEN AND SYNTHESIS GAS

#7
20250033961
2025-01-30

APPARATUSES AND METHODS FOR HYDROGEN PRODUCTION

#8
20250033958
2025-01-30

METHODS OF PRODUCING HYDROGEN AND NITROGEN USING A FEEDSTOCK GAS REACTOR

#9
20240400383
2024-12-05

Process and Apparatus for Cracking Ammonia

#10
20240400382
2024-12-05

Process and Apparatus for Cracking Ammonia

#11
20240391769
2024-11-28

METHODS AND APPARATUSES FOR HYDROGEN PRODUCTION

#12
20240301304
2024-09-12

METHOD AND APPARATUS FOR PRODUCING HYDROGEN

#13
20240228285
2024-07-11

PROCESS FOR PRODUCING VERY HIGH PURITY HELIUM OR HYDROGEN

#14
20240228270
2024-07-11

SYSTEMS AND METHODS TO PRODUCE HYDROGEN GAS FROM HYDROGEN SULFIDE

#15
20240166503
2024-05-23

Process and apparatus for cracking ammonia

#16
20240166502
2024-05-23

Process and apparatus for cracking ammonia

#17
20240132353
2024-04-25

PROCESS FOR PRODUCING VERY HIGH PURITY HELIUM OR HYDROGEN

#18
20240132344
2024-04-25

SYSTEMS AND METHODS TO PRODUCE HYDROGEN GAS FROM HYDROGEN SULFIDE

#19
20240043273
2024-02-08

METHOD FOR PRODUCTION OF H2 WITH HIGH CARBON CAPTURE RATIO AND EFFICIENCY

#20
20240043272
2024-02-08

Methods and apparatuses for hydrogen production

#21
20230416086
2023-12-28

Integrated system and method for hydrogen purification, storage and pressurization

#22
20230365405
2023-11-16

Hydrogen Production Process and Plant

#23
20230322553
2023-10-12

Apparatuses and methods for hydrogen production

#24
20230249970
2023-08-10

Method for producing high purity hydrogen

#25
20230212759
2023-07-06

SYSTEM AND METHOD FOR CO-PRODUCING ULTRA-HIGH PURITY OXYGEN AND ULTRA-HIGH PURITY HYDROGEN

#26
20230202841
2023-06-29

Integrated hydrogen production and bio-renewable conversion process

#27
20230174375
2023-06-08

AMMONIA CRACKING PROCESS AND APPARATUS FOR IMPROVED HYDROGEN RECOVERY

#28
20230150817
2023-05-18

Oxy-fuel heated hydrogen production process

#29
20230150816
2023-05-18

Apparatuses and methods for hydrogen production

#30
20230061332
2023-03-02

METHOD FOR CO-PRODUCTION OF DECARBONIZED METHANOL AND AMMONIA

#31
20220396478
2022-12-15

NG PYROLYSIS SYSTEM AND METHOD FOR CONTROLLING SAME

#32
20220380212
2022-12-01

Furnaces and processes for synthesis gas production

#33
20220306468
2022-09-29

Integrated hydrogen production and bio-renewable conversion process

#34
20220306464
2022-09-29

Method of recovering a hydrogen enriched product and CO2 in a hydrogen production unit

#35
20220306463
2022-09-29

Method of producing a hydrogen-enriched product and recovering COin a hydrogen production process unit

#36
20220219978
2022-07-14

ENHANCED HYDROGEN RECOVERY UTILIZING GAS SEPARATION MEMBRANES INTEGRATED WITH PRESSURE SWING ADSORPTION UNIT AND/OR CRYOGENIC SEPARATION SYSTEM

#37
20220219975
2022-07-14

STEAM REFORMING WITH CARBON CAPTURE

#38
20220185664
2022-06-16

METHODS OF PRODUCING ONE OR MORE PRODUCTS USING A FEEDSTOCK GAS REACTOR

#39
20220185663
2022-06-16

Methods of producing hydrogen and nitrogen using a feedstock gas reactor

#40
20220152548
2022-05-19

Process for separation of hydrogen and oxygen

#41
20220029178
2022-01-27

POWER GENERATION SYSTEM

#42
20220029177
2022-01-27

POWER GENERATION SYSTEM

#43
20210229030
2021-07-29

Method of making carbon molecular sieve membranes

#44
20210179425
2021-06-17

Process and plant for producing a synthesis gas product stream having an adjustable H/CO ratio and a pure hydrogen stream

#45
20210138584
2021-05-13

A METHOD OF JOINING AND SEALING A VANADIUM BASED MEMBRANE TO A METALLIC CONNECTION SECTION

#46
20200353403
2020-11-12

Process for separation of hydrogen and oxygen

#47
20200261841
2020-08-20

AMMONIA REMOVAL EQUIPMENT, AMMONIA REMOVAL METHOD, AND HYDROGEN GAS PRODUCTION METHOD

#48
20200023306
2020-01-23

Electrochemical hydrogen pump

#49
20190284045
2019-09-19

Systems and methods of production of hydrogen containing compounds using products of fuel cells

#50
20190256354
2019-08-22

Device for producing dihydrogen, method for producing dihydrogen using such a device and use of such a device

#51
20190194017
2019-06-27

Method for using natural gas fuel to improve performance of pressure swing adsorption hydrogen unit in an integrated facility

#52
20190151822
2019-05-23

Composite material, its manufacture and use in gas purification

#53
20180251373
2018-09-06

Method and apparatus for producing a mixture of carbon monoxide and hydrogen

#54
20180111831
2018-04-26

Process for maximizing hydrogen recovery

#55
20180093885
2018-04-05

Exhaust gas clean-up system equipped with power generating function

#56
20170113931
2017-04-27

Integrated reformer and purifier

#57
20160346759
2016-12-01

Iron metal organic framework materials

#58
20160251217
2016-09-01

Hydrogen production apparatus and hydrogen production method

#59
20160131423
2016-05-12

Method and apparatus for producing carbon dioxide and hydrogen

#60
20160115101
2016-04-28

METHODS AND APPARATUSES FOR REFORMING OF HYDROCARBONS INCLUDING RECOVERY OF PRODUCTS USING MIXING DEVICES

#61
20160083811
2016-03-24

Method for reducing iron oxide to metallic iron using coke oven gas

#62
20160009618
2016-01-14

Separation, storage, and catalytic conversion of fluids using ITQ-55

#63
20160009563
2016-01-14

Material ITQ-55, method for preparation and use

#64
20160008789
2016-01-14

Method for selectively isolating hydrogen or helium using a natrolite-based zeolite, and novel natrolite-based zeolite

#65
20160008756
2016-01-14

Separation and storage of fluids using ITQ-55

#66
20160008754
2016-01-14

Separation and storage of fluids using ITQ-55

#67
20160008753
2016-01-14

Separation and storage of fluids using ITQ-55

#68
20150368762
2015-12-24

Alloy for catalytic membrane reactors

#69
20150328589
2015-11-19

HYDROGEN SEPARATION MEMBRANE MODULE FOR CAPTURING CARBON DIOXIDE

#70
20150152123
2015-06-04

Aluminum metal organic framework materials

#71
20150086475
2015-03-26

Method for selectively isolating hydrogen or helium using a natrolite-based zeolite, and novel natrolite-based zeolite

#72
20150086472
2015-03-26

Process for catalytic reforming

#73
20140360368
2014-12-11

Method and device for separating hydrogen sulfide and hydrogen production system using the same

#74
20140332405
2014-11-13

HYDROGEN PRODUCTION PROCESS WITH CARBON DIOXIDE RECOVERY

#75
20140271450
2014-09-18

Hydrogen separation device and method for operating same

#76
20140224120
2014-08-14

Adsorbent

#77
20140186257
2014-07-03

Capture of COfrom hydrogen plants

#78
20140186255
2014-07-03

Capture of COfrom hydrogen plants using a temperature swing adsorption method

#79
20140140920
2014-05-22

VANADIUM-BASED HYDROGEN PERMEATION ALLOY FOR MEMBRANE, METHOD OF MANUFACTURING THE SAME, AND METHOD OF USING THE MEMBRANE

#80
20130312610
2013-11-28

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

#81
20130202921
2013-08-08

Multi-layer composite getter

#82
20130017141
2013-01-17

Application of porous structured organic films for gas storage

#83
20120190535
2012-07-26

SLURRY PREPARATION METHOD, SLURRY PREPARATION DEVICE, HYDROCARBON SYNTHESIS REACTION APPARATUS, AND HYDROCARBON SYNTHESIS REACTION SYSTEM

#84
20120167761
2012-07-05

Method of using a metal organic frameworks based on aluminum fumarate

#85
20120070333
2012-03-22

HYDROGEN-STORAGE ALLOY

#86
20120030992
2012-02-09

HYDROGEN ELIMINATION AND THERMAL ENERGY GENERATION IN WATER-ACTIVATED CHEMICAL HEATERS

#87
20120024197
2012-02-02

Hydrogen-trapping material, method of preparation and uses

#88
20110308385
2011-12-22

Method for selectively isolating hydrogen or helium using a natrolite-based zeolite, and novel natrolite-based zeolite

#89
20110293482
2011-12-01

Systems and methods for supercritical water reformation of fuels and generation of hydrogen using supercritical water

#90
20110268651
2011-11-03

METHOD AND APPARATUS FOR STORING AND DELIVERING HYDROGEN

#91
20110175078
2011-07-21

Hydrogen penetration barrier

#92
20110126708
2011-06-02

Gas Adsorbents Based on Microporous Coordination Polymers

#93
20100242864
2010-09-30

Exhaust gas purification system and exhaust gas purification method

#94
20100242727
2010-09-30

Safe gas sorbents with high sorption capacity on the basis of lithium alloys

#95
20100136186
2010-06-03

Hydrogen elimination and thermal energy generation in water-activated chemical heaters

#96
20100101410
2010-04-29

Helium recovery process

#97
20100047158
2010-02-25

METHOD AND REACTOR FOR PRODUCTION OF HYDROGEN

#98
20090148635
2009-06-11

Non-evaporable getter alloys based on yttrium for hydrogen sorption

#99
20090148570
2009-06-11

Hydrogen elimination and thermal energy generation in water-activated chemical heaters

#100
20090092818
2009-04-09

ORGANOMETALLIC ALUMINUM FUMARATE BACKBONE MATERIAL

#101
20080230401
2008-09-25

Interface for flexible fluid enclosures

#102
20080199395
2008-08-21

Reversible Hydrogen Storage Composition, Method of Making and Uses of Said Composition

#103
20080135040
2008-06-12

Hydrogen elimination and thermal energy generation in water-activated chemical heaters

#104
20070272090
2007-11-29

Hydrogen mitigation and energy generation with water-activated chemical heaters

#105
20070214721
2007-09-20

Methods for supercritical water reformation of fuels and generation of hydrogen using supercritical water

#106
20070172656
2007-07-26

Process of forming a sol-gel/metal hydride composite

#107
20050274439
2005-12-15

Intermetallic articles of manufacture having high room temperature ductility

#108
20050229489
2005-10-20

Apparatus and method for hydrogen generation

#109
20050214203
2005-09-29

Catalyst-containing reaction accelerator and steam reforming method using hydrocarbon

#110
20050169820
2005-08-04

Microfibrous entrapment of small reactive particulates and fibers for high contacting efficiency removal of contaminants from gaseous or liquid streams

#111
20050051757
2005-03-10

Oxidation resistant organic hydrogen getters