ClassID:

120858

C25B11/0447 - CPC Classification

Classification description:

Sub-classes:
Recent Application in this class:
#1
20210285116
2021-09-16

Noble metal free catalyst for hydrogen generation

#2
20210159521
2021-05-27

PROCESS OF CONVERTING SEAWATER TO HYDROGEN, PIPING IT AND REFORMING IT TO FRESHWATER

#3
20210108318
2021-04-15

Bismuth vanadate electrode comprising vanadium-functionalized graphene quantum dots and a preparation method thereof

#4
20210095383
2021-04-01

Method for manufacturing nitride catalyst

#5
20210079539
2021-03-18

Nickel electrode, method for manufacturing same, and use thereof

#6
20210061687
2021-03-04

FUNCTIONALIZATION OF ELECTRODES WITH ELECTRICIGENIC MICROORGANISMS AND USES THEREOF

#7
20210054512
2021-02-25

Method and device for the preparation of alcohols from hydrocarbons

#8
20210017657
2021-01-21

Electrode and electrochemical cell comprising the same

#9
20210002777
2021-01-07

Highly sustained electrodes and electrolytes for salty alkaline and neutral water splitting

#10
20200407491
2020-12-31

Semiconductor Compound, Use Thereof and Hydrogen Production System

#11
20200385876
2020-12-10

Anode for electrolysis and preparation method thereof

#12
20200378016
2020-12-03

Solar fuels generator with pH separation

#13
20200378014
2020-12-03

Process for the facile electrosynthesis of graphene from CO

#14
20200318248
2020-10-08

3-dimensional NOR string arrays in segmented stacks

#15
20200318247
2020-10-08

Method and Device for the Electrochemical Utilization of Carbon Dioxide

#16
20200308719
2020-10-01

CATALYSTS FOR HYDROGEN EVOLUTION REACTION INCLUDING TRANSITION METAL CHALCOGENIDE FILMS AND METHODS OF FORMING THE SAME

#17
20200248323
2020-08-06

Method of producing an electrocatalyst

#18
20200240026
2020-07-30

Catalyst composite and method for manufacturing the same

#19
20200232107
2020-07-23

Nanoseed-induced lateral monolayers and vertical wings of transition metal dichalcogenides

#20
20200216968
2020-07-09

System and method for methane production

#21
20200208279
2020-07-02

DEVICES FOR HYDROGEN PRODUCTION AND METHODS OF FABRICATING A HYDROGEN CATALYST LAYER

#22
20200207795
2020-07-02

TWO-DIMENSIONAL METAL COMPLEX

#23
20200173044
2020-06-04

Transparent electrode for oxygen production, method for producing same, tandem water decomposition reaction electrode provided with same, and oxygen production device using same

#24
20200173043
2020-06-04

Nitride catalyst and method for manufacturing the same

#25
20200173042
2020-06-04

Catalyst material and method for manufacturing the same

#26
20200173040
2020-06-04

Membrane electrode assembly and method for hydrogen evolution by electrolysis

#27
20200173039
2020-06-04

Membrane electrode assembly and method for hydrogen evolution by electrolysis

#28
20200141015
2020-05-07

Catalysts with sharp reaction interface for electrochemical CO2 reduction with enhanced selectivity

#29
20200123669
2020-04-23

Electrochemical oxygenation of hydrocarbons

#30
20200109479
2020-04-09

Electrocatalyst for water electrolysis

#31
20200102661
2020-04-02

Electrocatalytic materials for oxygen evolution of formula ABO

#32
20200063275
2020-02-27

SURFACE MODIFIED ELECTRODES FOR ELECTROCHEMICAL SYNGAS RODUCTION

#33
20200055020
2020-02-20

Metal-organic frameworks for the adsorption and catalytic transformations of carbon dioxide

#34
20200002825
2020-01-02

SILICON PHOTOANODE COMPRISING A THIN AND UNIFORM PROTECTIVE LAYER MADE OF TRANSITION METAL DICHALCOGENIDE AND METHOD OF MANUFACTURING SAME

#35
20190376194
2019-12-12

High-yield preparation of two-dimensional copper nanosheets

#36
20190376193
2019-12-12

Electrochemical device comprising thin porous metal sheet

#37
20190360113
2019-11-28

DUAL-SIDED PHOTOELECTRODES

#38
20190338428
2019-11-07

Cathode catalyst, cathode material using the same, and reactor using the same

#39
20190322797
2019-10-24

Copolymer for photoelectrocatalytic water splitting

#40
20190309426
2019-10-10

High performance earth-abundant electrocatalysts for hydrogen evolution reaction and other reactions

#41
20190271089
2019-09-05

METAL HOLLOW FIBER ELECTRODE

#42
20190270845
2019-09-05

Copolymer, a method of synthesizing thereof, and a method for producing hydrogen gas

#43
20190241883
2019-08-08

Catalyst for high throughput enzymatic catalysis

#44
20190233953
2019-08-01

Composite electrodes and methods for the fabrication and use thereof

#45
20190194814
2019-06-27

ELECTROCHEMICAL METHOD FOR MANUFACTURING METHYL ETHYL KETONE

#46
20190186024
2019-06-20

High-efficiency oxygen reduction to hydrogen peroxide catalyzed by oxidized carbon materials

#47
20190186023
2019-06-20

APPARATUS AND METHOD FOR THE COMPRESSION OF HYDROGEN GAS

#48
20190169762
2019-06-06

METHOD FOR PRODUCING ELECTRODE

#49
20190161872
2019-05-30

Method for electrochemical ammonia synthesis using single-crystalline metal catalyst

#50
20190127866
2019-05-02

ELECTROCHEMICAL CATALYST FOR CONVERSION OF CO2 TO ETHANOL

#51
20190127862
2019-05-02

Microwave assisted synthesis of metal oxyhydroxides

#52
20190106385
2019-04-11

Compounds, their preparation, related compositions, catalysts, electrochemical cells, fuel cells, and uses thereof

#53
20190085471
2019-03-21

Water Electrolyzers Employing Anion Exchange Membranes

#54
20190078219
2019-03-14

Catalyzed cushion layer in a multi-layer electrode

#55
20190062936
2019-02-28

Supramolecular porphyrin cages assembled at molecular-materials interfaces for electrocatalytic CO reduction

#56
20190047854
2019-02-14

Desalination methods and devices using geothermal energy

#57
20190040536
2019-02-07

METHOD FOR MANUFACTURING PHOTOSEMICONDUCTOR, PHOTOSEMICONDUCTOR AND HYDROGEN PRODUCTION DEVICE

#58
20190031505
2019-01-31

METHOD AND APPARATUS FOR EFFICIENT ON-DEMAND PRODUCTION OF H2 AND O2 FROM WATER USING WASTE HEAT AND ENVIRONMENTALLY SAFE METALS

#59
20190003064
2019-01-03

Crumpled Transition Metal Dichalcogenide Sheets

#60
20180355493
2018-12-13

Nickel electrode, self-supporting nickel layer, method for production thereof, and use thereof

#61
20180354821
2018-12-13

ELECTROLYSIS ELECTRODE

#62
20180351155
2018-12-06

Mesoporous nickel-iron-manganese-alloy based metal/metal oxide composite thick film catalysts

#63
20180327918
2018-11-15

Electrode material

#64
20180291515
2018-10-11

Product selectivity for CO2 reduction

#65
20180282885
2018-10-04

Nickel phosphide catalysts for direct electrochemical COreduction to hydrocarbons

#66
20180258544
2018-09-13

Cathode catalyst for water electrolysis devices and method of preparing the same

#67
20180251903
2018-09-06

Solar fuels generator with pH separation

#68
20180244534
2018-08-30

CHALCOGENIDE MATERIALS, CHALCOGENIDE-BASED MATERIALS, AND METHODS OF MAKING AND USING THE SAME

#69
20180209054
2018-07-26

Copper nanoparticle structures for reduction of carbon dioxide to multicarbon products

#70
20180209053
2018-07-26

Reduction catalyst, and chemical reactor, reduction method and reduction product-producing system employing the catalyst

#71
20180209050
2018-07-26

HYDROGEN GENERATION APPARATUS

#72
20180175425
2018-06-21

Water treatment system using alkaline water electrolysis device and alkaline fuel cell

#73
20180171493
2018-06-21

COBALT MOLYBDENUM DISULFIDE SYNTHESIZED USING ALKYL-CONTAINING THIOMOLYBDATE PRECURSORS

#74
20180171491
2018-06-21

Electrode for an ozone generator

#75
20180171488
2018-06-21

Method and apparatus for producing hydrogen having reversible electrodes

#76
20180112318
2018-04-26

CATALYST FOR GENERATING HYDROGEN AND METHOD OF PREPARING THE SAME

#77
20180071800
2018-03-15

Breakdown of fuel components and solvents in groundwater and contaminated soil

#78
20180066370
2018-03-08

CO2 REDUCTION CATALYST, CO2 REDUCTION ELECTRODE AND CO2 REDUCTION DEVICE

#79
20180057371
2018-03-01

Detection and removal of selenate from aqueous solution

#80
20180051379
2018-02-22

Passivating window and capping layer for photoelectrochemical cells

#81
20180038003
2018-02-08

Method for manufacturing electrode for hydrogen production using tungsten carbide nanoflake and electrode for hydrogen production manufactured thereby

#82
20180030602
2018-02-01

FABRICATION METHOD OF STRONTIUM NIOBIUM OXYNITRIDE FILM HAVING SMALL CARRIER DENSITY AND ITS USE

#83
20170369406
2017-12-28

METHOD FOR MANUFACTURING 2,3-BUTANEDIOL

#84
20170368545
2017-12-28

Process for near-infrared-driven decomposition of metal precursors for the formation of amorphous metal and metal oxide films

#85
20170314148
2017-11-02

ELECTROCHEMICAL CATALYST FOR CONVERSION OF CO2 TO ETHANOL

#86
20170292196
2017-10-12

Electrochemical process

#87
20170283964
2017-10-05

OXYGEN-CONSUMING ELECTRODE WHICH CONTAINS CARBON NANOTUBES AND METHOD FOR PRODUCING SAME

#88
20170226648
2017-08-10

Catalytic assembly

#89
20170200561
2017-07-13

Multi-layer water-splitting devices

#90
20170183788
2017-06-29

Electrode, membrane electrode assembly, electrochemical cell, and stack

#91
20170128930
2017-05-11

Ion-conducting membranes

#92
20170122173
2017-05-04

Electrolytic production of ammonia

#93
20170107631
2017-04-20

Water decomposition apparatus and water decomposition method

#94
20170088975
2017-03-30

METHOD FOR GROWING NIOBIUM OXYNITRIDE LAYER

#95
20170088957
2017-03-30

Electrochemical gas generator for ammonia with the use of ionic liquids and use of the gas generator

#96
20170067172
2017-03-09

CATALYST COATING AND PROCESS FOR PRODUCTION THEREOF

#97
20170067170
2017-03-09

System and method for generating hydrogen and oxygen gases

#98
20170044679
2017-02-16

HIGH PERFORMANCE EARTH-ABUNDANT ELECTROCATALYSTS FOR HYDROGEN EVOLUTION REACTION AND OTHER REACTIONS

#99
20170022618
2017-01-26

Electrochemical devices comprising novel catalyst mixtures

#100
20170009355
2017-01-12

MULTILAYER ELECTROCHEMICAL CELL TECHNOLOGY USING SOL-GEL PROCESSING APPLIED TO CERAMIC OXYGEN GENERATOR

#101
20160376715
2016-12-29

Layered alkali iridate, layered iridic acid, and iridium oxide nanosheet

#102
20160372271
2016-12-22

Photo-electrochemical cell, manufacturing method of photo-electrochemical cell, and photo-electrochemical reaction device

#103
20160355936
2016-12-08

Nickel phosphides electrocatalysts for hydrogen evolution and oxidation reactions

#104
20160355935
2016-12-08

HEMATITE-BASED PHOTOANODES WITH MANGANESE, COBALT, AND NICKEL ADDITIVES

#105
20160355932
2016-12-08

Method for operating an SOEC-type stack reactor for producing methane in the absence of available electricity

#106
20160340791
2016-11-24

Electrocatalyst for acidic media and method of making an electrocatalyst for acidic media

#107
20160318760
2016-11-03

Method and apparatus for efficient on-demand production of Hand Ofrom water using waste heat and environmentally safe metals

#108
20160304350
2016-10-20

Compositions and methods related to doped graphene derived from asphaltenes

#109
20160289852
2016-10-06

Bifunctional non-noble metal oxide/chalcogenide nanoparticle electrocatalysts through lithium-induced conversion for overall water-splitting

#110
20160281245
2016-09-29

Carbon dioxide reduction over carbon-containing materials

#111
20160281242
2016-09-29

Artificial-photosynthesis module

#112
20160251763
2016-09-01

Electrolytic cell equipped with concentric electrode pairs

#113
20160248099
2016-08-25

OXYGEN REDUCTION CATALYSTS

#114
20160237578
2016-08-18

ANODE FOR ALKALINE WATER ELECTROLYSIS

#115
20160222530
2016-08-04

Hydrogen evolution reaction catalyst

#116
20160215404
2016-07-28

Electrochemical reduction of CO2 at copper nanofoams

#117
20160199821
2016-07-14

Non-precious metal based water electrolysis catalyst for oxygen evolution at anode and hydrogen evolution at cathode and preparation method of the same

#118
20160186339
2016-06-30

Active layer/membrane arrangement for a hydrogen production device and assembly comprising said arrangement suitable for a porous current collector and method for producing the arrangement

#119
20160186338
2016-06-30

Method for producing peroxodisulfates in aqueous solution

#120
20160177460
2016-06-23

ELECTROCHEMICAL REDUCTION DEVICE

#121
20160177459
2016-06-23

ELECTROCHEMICAL REDUCTION DEVICE

#122
20160160365
2016-06-09

METAL NITRIDE CATALYSTS FOR PROMOTING A HYDROGEN EVOLUTION REACTION

#123
20160145752
2016-05-26

Catalysts for carbon dioxide conversion

#124
20160138176
2016-05-19

Apparatus for synthesizing ammonia

#125
20160137536
2016-05-19

Bioelectrochemical system having polyvalent ion removing function

#126
20160090657
2016-03-31

Hydrogen gas generator system

#127
20160068974
2016-03-10

CONTINUOUS CO-CURRENT ELECTROCHEMICAL REDUCTION OF CARBON DIOXIDE

#128
20160060770
2016-03-03

Method for reducing carbon dioxide

#129
20160032462
2016-02-04

Semiconductor photocatalyst and artificial photonic synthesis device having the same

#130
20160010228
2016-01-14

Electrocatalyst for hydrogen evolution and oxidation reactions

#131
20160009574
2016-01-14

Electrolysis electrode

#132
20150361567
2015-12-17

Positive electrode catalyst and device

#133
20150354073
2015-12-10

TECHNIQUES FOR PRODUCTION OF CHLORATED PRODUCTS AND PREFABRICATED CATHODE STRUCTURES

#134
20150344333
2015-12-03

Electrochemical water treatment system and method

#135
20150308005
2015-10-29

METHOD FOR GENERATING OXYGEN, AND WATER ELECTROLYSIS DEVICE

#136
20150267308
2015-09-24

Conformally coated wire array photoelectrodes for photoelectrochemical fuel generation

#137
20150252484
2015-09-10

Biomass transition metal hydrogen-evolution electrocatalysts and electrodes

#138
20150203976
2015-07-23

Bipolar alkaline water electrolysis unit and electrolytic cell

#139
20150200401
2015-07-16

Bipolar electrode and method for producing same

#140
20150180043
2015-06-25

Method of manufacturing fuel cell anode

#141
20150167187
2015-06-18

Methods and use of manipulating Au25 charge state

#142
20150068917
2015-03-12

Electrolytic water splitting using a carbon-supported MnO-composite

#143
20150064512
2015-03-05

Management of gas pressure and electrode state of charge in alkaline batteries

#144
20150021197
2015-01-22

Metal complex catalysts and uses thereof

#145
20150021194
2015-01-22

Iridium complexes for electrocatalysis

#146
20140262792
2014-09-18

System and process for electrochemical conversion of carbon dioxide to carbon monoxide

#147
20140231246
2014-08-21

Cathode-driven or assisted solar cell

#148
20140158526
2014-06-12

Cathode catalyst, cathode material using the same, and reactor using the same

#149
20140116890
2014-05-01

Hydrogen evolution reaction catalyst

#150
20140065494
2014-03-06

FUEL CELL, METHOD FOR PRODUCING FUEL CELL, ELECTRONIC APPARATUS, NICOTINAMIDE ADENINE DINUCLEOTIDE-IMMOBILIZED ELECTRODE, NICOTINAMIDE ADENINE DINUCLEOTIDE-IMMOBILIZED CARRIER, ENZYME REACTION UTILIZATION DEVICE, PROTEIN-IMMOBILIZED ELECTRODE AND PROTEIN-IMMOBILIZED CARRIER

#151
20140034485
2014-02-06

Hydrogen evolution cell having a cathode pocket

#152
20130256150
2013-10-03

ELECTRICALLY CONDUCTIVE DIAMOND ELECTRODE, AND SULFURIC ACID ELECTROLYSIS METHOD AND SULFURIC ACID ELECTROLYSIS APPARATUS EACH UTILIZING SAME

#153
20130192985
2013-08-01

ELECTRODE CATALYST

#154
20130192984
2013-08-01

Method for producing NbON film

#155
20130186771
2013-07-25

Method and apparatus for the electrochemical reduction of carbon dioxide

#156
20130068613
2013-03-21

AMORPHOUS TRANSITION METAL SULPHIDE FILMS OR SOLIDS AS EFFICIENT ELECTROCATALYSTS FOR HYDROGEN PRODUCTION FROM WATER OR AQUEOUS SOLUTIONS

#157
20120325674
2012-12-27

Method for improving the performance of nickel electrodes

#158
20120298575
2012-11-29

Anti-fouling materials based on poly(β-peptoid)s

#159
20120175270
2012-07-12

Electrode for electrolytic processes with controlled crystalline structure

#160
20080296173
2008-12-04

Electrolysis transistor

#161
20080121520
2008-05-29

Carbon-supported metal sulphide catalyst for electrochemical oxygen reduction