ClassID:

84238

C01B3/0021 - CPC Classification

Classification description:

Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it ; Purification of hydrogen; Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof Carbon, e.g. active carbon, carbon nanotubes, fullerenes; Treatment thereof

Recent Application in this class:
#1
20260022011
2026-01-22

HYDROGEN STORAGE MATERIAL

#2
20250242323
2025-07-31

Apparatus and Processes of Instantiating the Same

#3
20250236515
2025-07-24

METHODS AND SYSTEMS FOR HYDROGEN STORAGE

#4
20240359158
2024-10-31

CARBON-BASED COMPOSITIONS WITH HIGHLY EFFICIENT VOLUMETRIC GAS SORPTION

#5
20230321629
2023-10-12

Carbon-based compositions with highly efficient volumetric gas sorption

#6
20230279235
2023-09-07

CARBON BLACK COMBUSTABLE GAS SEPARATION

#7
20230192481
2023-06-22

Carbon nanomaterial for gas storage and method for manufacturing the same

#8
20220048765
2022-02-17

Hydrogen storage composite material and manufacturing method thereof

#9
20210237029
2021-08-05

Carbon-based compositions with highly efficient volumetric gas sorption

#10
20210147227
2021-05-20

Hydrogen storage product and method for manufacturing same

#11
20210061653
2021-03-04

Hydrogen storage material

#12
20210009409
2021-01-14

HYDROGEN STORAGE MATERIAL

#13
20200062589
2020-02-27

Process for producing a hydrogen storage means

#14
20190358607
2019-11-28

Carbon-based compositions with highly efficient volumetric gas sorption

#15
20190233282
2019-08-01

Carbon-based hydrogen storage material having autocatalytic capability, production method thereof, and hydrogen adsorbing—storing method, hydrogen releasing method, and hydrogen adsorption—storage device using thereof

#16
20190168181
2019-06-06

Solid-gas reaction substance-filled reactor and method for manufacturing the same

#17
20180282156
2018-10-04

Carbon material, and method relating to same

#18
20180186630
2018-07-05

Graphene oxide/metal nanocrystal multilaminates the atomic limit for safe, selective hydrogen storage

#19
20180185814
2018-07-05

NANOSTRUCTURED COMPOSITES FOR GAS SEPARATION AND STORAGE

#20
20180179057
2018-06-28

Hydrogen storage carbon material

#21
20180016441
2018-01-18

CARBON BLACK COMBUSTABLE GAS SEPARATION

#22
20170157590
2017-06-08

Class of tunable gas storage and sensor materials

#23
20170057817
2017-03-02

Hydrogen store comprising a composite material, and method for the production thereof

#24
20160226088
2016-08-04

Method for storing electric energy by production, storage, and dissociation of methane having closed carbon circuit

#25
20160159645
2016-06-09

High capacity hydrogen storage nanocomposite materials

#26
20160093806
2016-03-31

Heterostructure comprising a carbon nanomembrane

#27
20150283534
2015-10-08

Carbon-based compositions with highly efficient volumetric gas sorption

#28
20150255816
2015-09-10

Heater assembly, hydrogen generator and method of providing hydrogen gas

#29
20150125694
2015-05-07

Nanocomposite based on graphene for reversible storage of hydrogen

#30
20150085427
2015-03-26

High surface area nano-structured graphene composites and capacitive devices incorporating the same

#31
20150069295
2015-03-12

HYDROGEL NANOCOMPOSITE

#32
20150059575
2015-03-05

Hydrogen separation from synthesis gas near STP

#33
20140194658
2014-07-10

Class of tunable gas storage and sensor materials

#34
20140117279
2014-05-01

Method for preparing graphite powder composite supported by transition metal particles for storing hydrogen

#35
20140094572
2014-04-03

Manufacturing methods for the production of carbon materials

#36
20130337351
2013-12-19

Method for the preparation of doped single graphene sheets

#37
20130190542
2013-07-25

High surface area carbon and process for its production

#38
20130180581
2013-07-18

Graphene sheet comprising an intercalation compound and process of preparing the same

#39
20130108540
2013-05-02

Graphene prepared by using edge functionalization of graphite

#40
20130071294
2013-03-21

Hydrogen storage, distribution, and recovery system

#41
20130045867
2013-02-21

Metal salt catalysts for enhancing hydrogen spillover

#42
20130020349
2013-01-24

Activated carbon cryogels and related methods

#43
20120313053
2012-12-13

Hydrogen storing carbon material

#44
20120305450
2012-12-06

NANOPOROUS ARTICLES AND METHODS OF MAKING SAME

#45
20120282461
2012-11-08

Member having hydrogen-containing, hard, amorphous carbon coating and its production method

#46
20120248122
2012-10-04

CARTRIDGE INSTALLED IN A PRESSURED TANK TO IMPROVE THE STORAGE CAPACITY OF METHANE OR HYDROGEN GAS

#47
20120215013
2012-08-23

Hydrogen storage material

#48
20120208088
2012-08-16

High surface area nano-structured graphene composites and capacitive devices incorporating the same

#49
20120147587
2012-06-14

Nanowire arrays comprising fluorescent nanowires

#50
20120107226
2012-05-03

Gas-assisted hydrogen desorption method and apparatus for hydrogen storage material

#51
20120100446
2012-04-26

Hydrogen Storage Using Hydrocarbon Nanostructures and Sonication

#52
20120100065
2012-04-26

Dynamic hydrogen-storage apparatus and the method thereof

#53
20120094828
2012-04-19

High surface area carbon and process for its production

#54
20120088159
2012-04-12

NANO-ARCHITECTURED CARBON STRUCTURES AND METHODS FOR FABRICATING SAME

#55
20120077031
2012-03-29

Catalyst composition for the synthesis of thin multi-walled carbon nanotube

#56
20120010070
2012-01-12

ADSORPTIVE STRUCTURES AND THE USE THEREOF

#57
20120007027
2012-01-12

ACTIVATED CARBON BLACKS

#58
20110300063
2011-12-08

FULLERENE BASED HYDROGEN STORAGE SYSTEM

#59
20110237424
2011-09-29

Adsorptive molded parts and the use thereof

#60
20110226988
2011-09-22

Chemical processes and reactors for efficiently producing hydrogen fuels and structural materials, and associated systems and methods

#61
20110224070
2011-09-15

MICROPOROUS CARBON MATERIAL AND METHODS OF FORMING SAME

#62
20110220518
2011-09-15

Nanoporous articles and methods of making same

#63
20110177940
2011-07-21

Microporous carbon and method for making the same

#64
20110172087
2011-07-14

METHOD OF FORMING HYDROGEN STORAGE STRUCTURE

#65
20110167530
2011-07-14

High-strength porous carbon and its multifunctional applications

#66
20110160042
2011-06-30

METHOD FOR CONSTRUCTING FRACTAL NETWORK STRUCTURE IN HYDROGEN STORAGE MATERIAL

#67
20110147197
2011-06-23

METHODS FOR ENHANCING ADSORPTION OF MOLECULES

#68
20110142750
2011-06-16

Hybrid hydrogen storage system and method using the same

#69
20110127174
2011-06-02

STORAGE TANK FOR GASEOUS FUELS, AND USE THEREOF

#70
20110111954
2011-05-12

Hydrogen storage materials

#71
20110092362
2011-04-21

Porous carbon material and a method of production thereof

#72
20110082024
2011-04-07

Controllable Synthesis of Porous Carbon Spheres, and Electrochemical Applications Thereof

#73
20110053765
2011-03-03

CARBON-BASED FOAM NANOCOMPOSITE HYDROGEN STORAGE MATERIAL

#74
20110052486
2011-03-03

Microporous carbon material, manufacturing method thereof, and hydrogen storage method using microporous carbon material

#75
20110028599
2011-02-03

Manufacturing methods for the production of carbon materials

#76
20110017613
2011-01-27

Gas storage medium, gas storage apparatus and method thereof

#77
20110008239
2011-01-13

Method and apparatus using carbon nanotubes for hydrogen storage

#78
20110000798
2011-01-06

Hydrogen storage tank

#79
20110000781
2011-01-06

Optical release of hydrogen from functionalized fullerenes as storage materials

#80
20100331179
2010-12-30

Activated carbon cryogels and related methods

#81
20100310447
2010-12-09

CARBON-CONTAINING MATRIX WITH FUNCTIONALIZED PORES

#82
20100284903
2010-11-11

New Class of Tunable Gas Storage and Sensor Materials

#83
20100266488
2010-10-21

HYDROGEN STORAGE MATERIAL MADE FROM MAGNESIUM HYDRIDE

#84
20100242729
2010-09-30

Storage materials for hydrogen and other small molecules

#85
20100237295
2010-09-23

Microspheres and their methods of preparation

#86
20100230298
2010-09-16

Nanoporous carbon actuator and methods of use thereof

#87
20100125038
2010-05-20

Carbon material for hydrogen storage

#88
20100115970
2010-05-13

THERMAL MANAGEMENT APPARATUS FOR GAS STORAGE

#89
20100061918
2010-03-11

Process for producing single-walled carbon nanotubes with increased diameter

#90
20100051507
2010-03-04

Hydrocarbon-soluble molybdenum catalyst precursors and methods for making same

#91
20100044478
2010-02-25

Nanotization of magnesium-based hydrogen storage material

#92
20100038263
2010-02-18

Hydrogen storage apparatus using porous carbon nanospheres

#93
20100034731
2010-02-11

Fuel removal system for hydrogen implanted in a nanostructure material

#94
20100034669
2010-02-11

Reusable Vacuum Pumping Apparatus with Nanostructure Material

#95
20100021714
2010-01-28

High capacity hydrogen storage material and method of making the same

#96
20090325788
2009-12-31

Catalyst supports and carbon nanotubes produced thereon

#97
20090317613
2009-12-24

MICROPOROUS CARBON AND METHOD FOR MAKING THE SAME

#98
20090291030
2009-11-26

Method and apparatus for the production of particulate carbon products

#99
20090289222
2009-11-26

PROCESS FOR PREPARING COMPOSITES COMPRISING CARBON AND MAGNESIUM FOR HYDROGEN STORAGE

#100
20090246528
2009-10-01

MESOPOROUS ACTIVATED CARBONS

#101
20090229555
2009-09-17

Storage systems for adsorbable gaseous fuel and methods of producing the same

#102
20090194736
2009-08-06

Nanosized nickel-doped carbon nanotubes for hydrogen storage and production method thereof

#103
20090181266
2009-07-16

Method for preparation of transition metal electroplated porous carbon nanofiber composite for hydrogen storage

#104
20090155161
2009-06-18

Method of preparing graphene shell and graphene shell prepared using the method

#105
20090143515
2009-06-04

Bridged graphite oxide materials

#106
20090123789
2009-05-14

METHODS OF GAS CONFINEMENT WITHIN THE VOIDS OF CRYSTALLINE MATERIAL AND ARTICLES THEREOF

#107
20090107853
2009-04-30

Hydrogen storage system

#108
20090060832
2009-03-05

Hydrogen storage using porous carbon nanospheres

#109
20080317664
2008-12-25

Method for Gas Storage

#110
20080302246
2008-12-11

Nanoporous articles and methods of making same

#111
20080272008
2008-11-06

Appliance having a container including a nanostructured material for hydrogen storage

#112
20080248355
2008-10-09

Hydrogen Storage Material, Hydrogen Storage Structure, Hydrogen Storage, Hydrogen Storage Apparatus, Fuel Cell Vehicle, and Method of Manufacturing Hydrogen Storage Material

#113
20080213162
2008-09-04

Amplification of carbon nanotubes via seeded-growth methods

#114
20080207442
2008-08-28

High surface area carbon and process for its production

#115
20080175780
2008-07-24

HYDROGEN STORAGE WITH GRAPHITE ANION INTERCALATION COMPOUNDS

#116
20080112881
2008-05-15

Systems and methods for hydrogen loading and generation of thermal response

#117
20080102015
2008-05-01

Nitrogen-mediated manufacturing method of transition metal-carbon nanotube hybrid materials

#118
20080011617
2008-01-17

Storage Device for Sorption and Desorption of Molecular gas contained by Storage Sites of Nano-filament Laded Reticulated Aerogel

#119
20070292732
2007-12-20

Carbon-based foam nanocomposite hydrogen storage material

#120
20070259220
2007-11-08

Hydrogen storage, distribution, and recovery system

#121
20070196590
2007-08-23

Plasma-aided method and apparatus for hydrogen storage and adsorption of gases into porous powder

#122
20070158238
2007-07-12

Hydrocarbon-soluble molybdenum catalyst precursors and methods for making same

#123
20070154382
2007-07-05

Method for the production of particulate carbon products

#124
20070144063
2007-06-28

Synthesis of hydrogen-carbon clathrate material and hydrogen evolution therefrom at moderate temperatures and pressures

#125
20070141322
2007-06-21

Sorptive storage unit for gases

#126
20070113735
2007-05-24

Activated carbon cryogels and related methods

#127
20070092437
2007-04-26

Increasing hydrogen adsorption of nanostructured storage materials by modifying sp2 covalent bonds

#128
20070027029
2007-02-01

Catalyst support, gas storage body and method for producing these

#129
20070014683
2007-01-18

Hydrogen storage composition, and associated article and method

#130
20060240256
2006-10-26

Nano-structured metal-carbon composite and process for preparation thereof

#131
20060237688
2006-10-26

Composite hydrogen storage material and methods related thereto

#132
20060178266
2006-08-10

Hydrogen storage composite and preparation thereof

#133
20060165988
2006-07-27

Carbon nanoparticles and composite particles and process of manufacture

#134
20060057388
2006-03-16

Aligned and open-ended nanotube structure and method for making the same

#135
20060057061
2006-03-16

Determination of the hydrogen storage capacity of novel sepiolite-derived carbonaceous materials

#136
20060021510
2006-02-02

Method and apparatus for hydrogen production from greenhouse gas saturated carbon nanotubes and synthesis of carbon nanostructures therefrom

#137
20060019162
2006-01-26

Graphite-base hydrogen storage material and production method thereof

#138
20060014638
2006-01-19

Hydrogen storage materials and process for the preparation of the same

#139
20060013757
2006-01-19

Process for processing carbon material

#140
20050260118
2005-11-24

Mesoporous carbon films and methods of preparation thereof

#141
20050255321
2005-11-17

Assembly of carbon tube-in-tube nanostructures

#142
20050252373
2005-11-17

Storage materials for hydrogen and other small molecules

#143
20050244644
2005-11-03

Modified carbon products and their applications

#144
20050152826
2005-07-14

Method and apparatus for the production of carbon nanostructures

#145
20050118091
2005-06-02

Hydrogen storage utilizing carbon nanotube materials

#146
20050092241
2005-05-05

Appliance having a container including a nanostructured material for hydrogen storage

#147
20050075245
2005-04-07

Carbon-based compositions for reversible hydrogen storage

#148
20050064279
2005-03-24

Method for sorption and desorption of molecular gas contained by storage sites of nano-filament laded reticulated aerogel

#149
20050061685
2005-03-24

Storage device and method for sorption and desorption of molecular gas contained by storage sites of nano-filament laded reticulated aerogel

#150
20050032641
2005-02-10

Hydrogen storage material and process using graphite additive with metal-doped complex hydrides

#151
18966165
2025-10-21

Hydrogen fuel storage device

#152
12932242
2015-02-03

High capacity hydrogen storage nanocomposite materials