ClassID:

84242

C01B3/0042 - 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; Intermetallic compounds; Metal alloys; Treatment thereof only containing magnesium and nickel; Treatment thereof

Recent Application in this class:
#1
20250214833
2025-07-03

METHOD FOR PRODUCING POROUS MAGNESIUM, POROUS MAGNESIUM PRODUCED THEREBY, AND HYDROGEN STORAGE MATERIAL COMPRISING HYDROGEN SUPPORTED BY POROUS MAGNESIUM

#2
20230294982
2023-09-21

Trace nickel-compounded layered magnesium composite material and preparation method and use thereof

#3
20230094603
2023-03-30

SYNTHESIS AND HYDROGEN STORAGE PROPERTIES OF NOVEL METAL HYDRIDES

#4
20210047179
2021-02-18

Hydrogen storage assembly

#5
20200309325
2020-10-01

Synthesis and hydrogen storage properties of novel metal hydrides

#6
20190301681
2019-10-03

SYNTHESIS AND HYDROGEN STORAGE PROPERTIES OF NOVEL METAL HYDRIDES

#7
20180354786
2018-12-13

Hydrogen storage assembly

#8
20180058634
2018-03-01

Synthesis and hydrogen storage properties of novel metal hydrides

#9
20170157590
2017-06-08

Class of tunable gas storage and sensor materials

#10
20150362129
2015-12-17

Synthesis and hydrogen storage properties of novel metal hydrides

#11
20150008145
2015-01-08

Tank for the storage of hydrogen in the form of metallic hydries

#12
20140286856
2014-09-25

Hydrogen storage method

#13
20130028791
2013-01-31

Hydrogen-absorbing alloy and hydrogen sensor using the alloy

#14
20120222972
2012-09-06

Hydrogen storage tank having metal hydrides

#15
20120222971
2012-09-06

Hydrogen storage tank with metal hydrides

#16
20120171461
2012-07-05

Hydrogen storage unit

#17
20120164432
2012-06-28

Hydrogen storage alloy and hydrogen storage unit using same

#18
20120077112
2012-03-29

FUEL TANK, HYDROGEN REMAINING LEVEL DETECTION SYSTEM, AND FUEL CELL SYSTEM

#19
20110138748
2011-06-16

Method for manufacturing a hydrogen tank with metal hydrides

#20
20110111954
2011-05-12

Hydrogen storage materials

#21
20100288243
2010-11-18

Hydrogen storage material, production method of the hydrogen storage material, hydrogen supply system, fuel cell, internal combustion engine and vehicle

#22
20100284903
2010-11-11

New Class of Tunable Gas Storage and Sensor Materials

#23
20100280138
2010-11-04

Method of activating boron nitride

#24
20100279201
2010-11-04

Proton exchange membrane and cell comprising such a membrane

#25
20100247424
2010-09-30

HYDROGEN STORAGE IN NANOPOROUS INORGANIC NETWORKS

#26
20100230873
2010-09-16

Apparatus for continuously manufacturing stoichiometric MgNi hydrogen storage compound

#27
20100187468
2010-07-29

Composite hydrogen storage material and methods related thereto

#28
20100184595
2010-07-22

TRANSITION METAL COMPLEX ANION-BASED HYDROGEN STORAGE MATERIAL SYSTEM

#29
20100135899
2010-06-03

PROCESS FOR RELEASING HYDROGEN GAS

#30
20090123325
2009-05-14

Magnesium alloys for hydrogen storage

#31
20090060833
2009-03-05

Fuel Compositions for Fuel Cells and Gas Generators Utilizing Same

#32
20090025509
2009-01-29

Hydrogen storage material and method of producing the same

#33
20090011332
2009-01-08

NEGATIVE ACTIVE MATERIAL FOR NICKEL-METAL HYDRIDE ACCUMULATOR

#34
20080299444
2008-12-04

Hydrogen storage electrode

#35
20080152971
2008-06-26

Fuel cell having hydrogen storage tank and hydrogen generator with alkaline solution

#36
20070051241
2007-03-08

Hydrogen supply system

#37
20070000388
2007-01-04

Hydrogen storage-based electrochemical system and method of preparation

#38
20060266219
2006-11-30

Metal hydride hydrogen storage system

#39
20060237688
2006-10-26

Composite hydrogen storage material and methods related thereto

#40
17148772
2022-03-08

Ultra-low-speed rotating low-strain high-filling-rate hydrogen storage alloy reaction device and technology

#41
15426968
2017-11-28

Method of synthesizing MgH/Ni nanocomposites

#42
15163597
2017-01-03

Composition for hydrogen storage