ClassID:

120808

C25B1/46 - CPC Classification

Classification description:

Electrolytic production of inorganic compounds or non-metals; Products; Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells

Recent Application in this class:
#1
20260132531
2026-05-14

METHOD AND SYSTEM FOR DETECTING DAMAGE IN ELECTROCHEMICAL CELLS USING INERT GAS INJECTION AND DYNAMIC DIFFERENTIAL PRESSURE ANALYSIS

#2
20250347017
2025-11-13

APPARATUS AND METHOD

#3
20250327200
2025-10-23

ELECTRODE FOR ELECTROLYTIC EVOLUTION OF GAS

#4
20250277315
2025-09-04

ELECTROLYTIC CELL FOR THE PRODUCTION OF HYPOCHLOROUS ACID

#5
20250163590
2025-05-22

ELECTROCHEMICAL PRODUCTION OF LITHIUM HYDROXIDE

#6
20250162891
2025-05-22

A SYSTEM FOR UTILIZING OIL AND GAS FIELD PRODUCED WATER AND CAPTURED CARBON DIOXIDE TO PRODUCE HIGH-VALUE PRODUCTS

#7
20250101606
2025-03-27

SYSTEM AND METHOD FOR PURIFICATION OF GASSES SUCH AS FUEL GASSES

#8
20240328002
2024-10-03

OPTIMISED LIQUID OUTFLOW FROM MEMBRANE ELECTROLYSERS

#9
20240293779
2024-09-05

CHLOR-ALKALI ELECTRODIALYSIS FOR LITHIUM EXTRATION FROM GEOTHERMAL FLUIDS

#10
20240246023
2024-07-25

SMALL MODULAR NUCLEAR REACTOR INTEGRATED ENERGY SYSTEMS FOR CAPTURING ATMOSPHERIC CARBON DIOXIDE USING SODIUM HYDROXIDE

#11
20240229270
2024-07-11

ANALYSIS SYSTEM, ANALYSIS METHOD, AND COMPUTER READABLE MEDIUM

#12
20240218542
2024-07-04

Method and device for manufacturing sodium hypochlorite solution

#13
20240209146
2024-06-27

PROCESS FOR PRODUCING POLYCARBONATE WITH IMPROVED SUSTAINABILITY

#14
20240191374
2024-06-13

SYSTEM AND METHOD FOR CONTROLLING A MULTI-STATE ELECTROCHEMICAL CELL

#15
20240133064
2024-04-25

ANALYSIS SYSTEM, ANALYSIS METHOD, AND COMPUTER READABLE MEDIUM

#16
20240075728
2024-03-07

JIG FOR LAMINATE PRODUCTION, METHOD FOR LAMINATE PRODUCTION, PACKAGE, LAMINATE, ELECTROLYZER, AND METHOD FOR PRODUCING ELECTROLYZER

#17
20240075727
2024-03-07

JIG FOR LAMINATE PRODUCTION, METHOD FOR LAMINATE PRODUCTION, PACKAGE, LAMINATE, ELECTROLYZER, AND METHOD FOR PRODUCING ELECTROLYZER

#18
20240060196
2024-02-22

SYSTEM AND PROCESS FOR ENRICHING LITHIUM FROM SEAWATER

#19
20240042748
2024-02-08

JIG FOR LAMINATE PRODUCTION, METHOD FOR LAMINATE PRODUCTION, PACKAGE, LAMINATE, ELECTROLYZER, AND METHOD FOR PRODUCING ELECTROLYZER

#20
20240034040
2024-02-01

JIG FOR LAMINATE PRODUCTION, METHOD FOR LAMINATE PRODUCTION, PACKAGE, LAMINATE, ELECTROLYZER, AND METHOD FOR PRODUCING ELECTROLYZER

#21
20230382752
2023-11-30

Production of lithium hydroxide and lithium carbonate

#22
20230357941
2023-11-09

SYSTEMS AND METHODS FOR HYDROGEN AND AMMONIA PRODUCTION

#23
20230349058
2023-11-02

ION EXCHANGE MEMBRANE AND ELECTROLYZER

#24
20230220564
2023-07-13

SODIUM HYPOCHLORITE PRODUCING SYSTEM

#25
20230220563
2023-07-13

Electrolysis Device

#26
20230203683
2023-06-29

ELECTRODE FOR ELECTROCHEMICAL EVOLUTION OF HYDROGEN

#27
20230140700
2023-05-04

ELECTROLYZER, AND METHOD FOR PRODUCING ELECTROLYZER

#28
20230106625
2023-04-06

Electrode structure for electrolyzer

#29
20230047541
2023-02-16

OPERATION SUPPORT METHOD, OPERATION SUPPORT DEVICE, OPERATION SUPPORT SYSTEM, AND OPERATION SUPPORT PROGRAM

#30
20230040988
2023-02-09

Production of lithium hydroxide and lithium carbonate

#31
20220325427
2022-10-13

Electrolysis cell having resilient holding elements

#32
20220316079
2022-10-06

Gasket for electrolysis vessels, and electrolysis vessel using same

#33
20220298043
2022-09-22

BIODEGRADATION OF ORGANIC POLLUTANTS BY A HALOPHILIC ARCHAEA

#34
20220243346
2022-08-04

System and method for controlling a multi-state electrochemical cell

#35
20220212936
2022-07-07

METHOD FOR PRODUCING PHOSGENE

#36
20220195613
2022-06-23

Electrolyzer, method for controlling same, and program

#37
20220145006
2022-05-12

PROCESS FOR CONDITIONING AND REUSING SALT-CONTAINING PROCESS WATER

#38
20220136118
2022-05-05

MULTILAYER CATION EXCHANGE CHLORALKALI MEMBRANE

#39
20220056604
2022-02-24

Method for operating apparatus for producing alkali hydroxide

#40
20220056594
2022-02-24

MEMBRANE ELECTROLYSIS PROCESSES FOR AKALINE CHLORIDE SOLUTIONS, USING A GAS-DIFFUSION ELECTRODE

#41
20220041765
2022-02-10

Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods

#42
20220040684
2022-02-10

Cation-exchange membrane, electrolyzer, and method for producing cation-exchange membrane

#43
20220025530
2022-01-27

ELECTRODE FOR ELECTROLYSIS AND LAMINATE

#44
20220025525
2022-01-27

JIG FOR LAMINATE PRODUCTION, METHOD FOR LAMINATE PRODUCTION, PACKAGE, LAMINATE, ELECTROLYZER, AND METHOD FOR PRODUCING ELECTROLYZER

#45
20210395903
2021-12-23

Tandem electrolysis cell

#46
20210367293
2021-11-25

Air electrode assemblies incorporating ion exchange materials

#47
20210355589
2021-11-18

Electrochemical system for the synthesis of aqueous oxidising agent solutions

#48
20210292920
2021-09-23

ELECTROCHEMICAL HYDROXIDE SYSTEMS AND METHODS USING METAL OXIDATION

#49
20210222306
2021-07-22

Electrolysis cell having resilient support elements

#50
20210163317
2021-06-03

Brine purification process

#51
20210102303
2021-04-08

Neutralization in electro-chemical activation systems

#52
20200392633
2020-12-17

ION EXCHANGE MEMBRANE, METHOD FOR PRODUCING ION EXCHANGE MEMBRANE AND ELECTROLYZER

#53
20200283919
2020-09-10

Electrolysis device

#54
20200263310
2020-08-20

System and method for controlling a multi-state electrochemical cell

#55
20200248320
2020-08-06

Device for obtaining electrolysis products from an alkali metal chloride solution

#56
20200232105
2020-07-23

INTEGRATED SYSTEM FOR LITHIUM EXTRACTION AND CONVERSION

#57
20200207644
2020-07-02

METHOD FOR REMOVING SILICA IN SALT WATER

#58
20200190233
2020-06-18

Fluorosulfonyl group or sulfonic acid group-containing polymer, its production method and its application

#59
20200181783
2020-06-11

Method and electrolytic cell for the production of detergents and disinfectants liquids

#60
20200123337
2020-04-23

Methods for producing fluorinated polymer, fluorinated polymer having functional group and electrolyte membrane

#61
20200036024
2020-01-30

Chloralkali process

#62
20190345621
2019-11-14

Anode assembly, contact strips, electrochemical cell, and methods to use and manufacture thereof

#63
20190284708
2019-09-19

ELECTROCHEMICAL HYDROXIDE SYSTEMS AND METHODS USING METAL OXIDATION

#64
20190276940
2019-09-12

Alkaline and chlorine solutions produced using electro-chemical activation

#65
20190256987
2019-08-22

Integrated system for lithium extraction and conversion

#66
20190226105
2019-07-25

Device for Continuous Operation of an Electrolysis Cell Having a Gaseous Substrate and Gas Diffusion Electrode

#67
20190226100
2019-07-25

Electrolytic cell including elastic member

#68
20190226098
2019-07-25

Methods And Systems For Production Of Chlorine And Caustic Using Oxygen Depolarized Cathode

#69
20190211464
2019-07-11

Electrode for electrolysis and preparation method thereof

#70
20190203002
2019-07-04

Ion exchange membrane, method for producing ion exchange membrane, and electrolyzer

#71
20190177186
2019-06-13

PROCESS FOR THE ELECTROCHEMICAL PURIFICATION OF CHLORIDE-CONTAINING PROCESS SOLUTIONS

#72
20190112719
2019-04-18

DIFUNCTIONAL ELECTRODE AND ELECTROLYSIS DEVICE FOR CHLOR-ALKALI ELECTROLYSIS

#73
20190100845
2019-04-04

Ion exchange membrane and electrolyzer

#74
20190078219
2019-03-14

Catalyzed cushion layer in a multi-layer electrode

#75
20190055142
2019-02-21

PORTABLE ELECTROLYZING SYSTEM

#76
20190046945
2019-02-14

Electrochemical reactor using ion on/off surface switch

#77
20190040538
2019-02-07

Ion exchange membrane for alkali chloride electrolysis, method for its production and alkali chloride electrolysis apparatus

#78
20190040537
2019-02-07

Ion exchange membrane for alkali chloride electrolysis, method for its production and alkali chloride electrolysis apparatus

#79
20180282884
2018-10-04

Electrode for electrolysis, manufacturing method of electrode for electrolysis, and electrolyzer

#80
20180251902
2018-09-06

Systems, devices, and methods for portable electrolyzed water generation

#81
20180245224
2018-08-30

Electrolyzer

#82
20180237925
2018-08-23

Production method for ion exchange membrane for alkali chloride electrolysis, and production method for alkali chloride electrolysis apparatus

#83
20180198148
2018-07-12

Low temperature solid oxide cells

#84
20180186950
2018-07-05

Production method for ion exchange membrane for alkali chloride electrolysis, and production method for alkali chloride electrolysis apparatus

#85
20180186949
2018-07-05

Production method for ion exchange membrane for alkali chloride electrolysis, and production method for alkali chloride electrolysis apparatus

#86
20180186665
2018-07-05

Osmotic distillation process for concentrating a liquid containing sodium chloride

#87
20180142367
2018-05-24

Cation exchange membrane and electrolyzer

#88
20180141036
2018-05-24

Ion exchange membrane

#89
20180119298
2018-05-03

IODIDE REMOVAL FROM BRINE USING ION RETARDATION RESINS

#90
20180065868
2018-03-08

High concentration bleach generator apparatus, system and method of use

#91
20180044267
2018-02-15

Systems and methods for separation and purification of products

#92
20180043344
2018-02-15

Process for producing ion exchange membrane for electrolysis, and ion exchange membrane for electrolysis

#93
20170342576
2017-11-30

Anode assembly, contact strips, electrochemical cell, and methods to use and manufacture thereof

#94
20170314149
2017-11-02

Gasket, apparatus incorporating same and method

#95
20170313836
2017-11-02

Ion exchange membrane for alkali chloride electrolysis, and alkali chloride electrolysis apparatus

#96
20170313600
2017-11-02

Brine purification process

#97
20170306513
2017-10-26

Ion exchange membrane electrolytic cell

#98
20170298524
2017-10-19

Oxygen-consuming electrode and method for producing same

#99
20170283964
2017-10-05

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

#100
20170268117
2017-09-21

Apparatus for the production of an acid super oxidation solution and an alkaline solution with independent flows with ORP from aqueous solutions

#101
20170218527
2017-08-03

Ion exchange membrane for alkali chloride electrolysis, production method, and alkali chloride electrolysis apparatus

#102
20170218526
2017-08-03

Ion exchange membrane for alkali chloride electrolysis and alkali chloride electrolysis apparatus

#103
20170198405
2017-07-13

Zero polar distance ion exchange membrane and preparation method thereof

#104
20170198404
2017-07-13

Ion-conducting membrane used in chlor-alkali industry and preparation method thereof

#105
20170158524
2017-06-08

Nanoplatelet metal oxides

#106
20170152161
2017-06-01

Electrochemical water softening system

#107
20170146481
2017-05-25

Solid Oxide Fuel Cells, Electrolyzers, and Sensors, and Methods of Making and Using the Same

#108
20170137952
2017-05-18

Ion exchange membrane for alkali chloride electrolysis, and alkali chloride electrolysis apparatus

#109
20170016129
2017-01-19

METHOD FOR PRODUCING CATALYTICALLY ACTIVE POWDERS FROM METALLIC SILVER OR FROM MIXTURES OF METALLIC SILVER WITH SILVER OXIDE FOR PRODUCING GAS DIFFUSION ELECTRODES

#110
20160333488
2016-11-17

Anode for ion exchange membrane electrolysis vessel, and ion exchange membrane electrolysis vessel using same

#111
20160312369
2016-10-27

DEVICE AND METHOD FOR THE FLEXIBLE USE OF ELECTRICITY

#112
20160305030
2016-10-20

Device and method for the flexible use of electricity

#113
20160272513
2016-09-22

BRINE MINING PROCESS

#114
20160251763
2016-09-01

Electrolytic cell equipped with concentric electrode pairs

#115
20160215402
2016-07-28

ELECTROLYTIC APPARATUS, ELECTRODE UNIT AND ELECTROLYZED WATER PRODUCTION METHOD

#116
20160194770
2016-07-07

ELECTROLYTIC APPARATUS AND METHOD OF PRODUCING ELECTROLYZED WATER

#117
20160149249
2016-05-26

Low temperature solid oxide cells

#118
20160137520
2016-05-19

Method of making sodium carbonate and/or sodium bicarbonate

#119
20160130710
2016-05-12

FLUORINE-CONTAINING POLYMER, CATION EXCHANGE MEMBRANE, AND ELECTROLYSIS VESSEL

#120
20160108529
2016-04-21

ELECTROCHEMICAL HYDROXIDE SYSTEMS AND METHODS USING METAL OXIDATION

#121
20160040305
2016-02-11

Apparatus and method for the production of an acid super oxidation solution and an alkaline solution with independent flows with ORP from aqueous solutions

#122
20160010222
2016-01-14

ELECTROCHEMICAL WATER TREATMENT SYSTEM AND METHOD

#123
20160002076
2016-01-07

Electrochemical water softening system

#124
20150352498
2015-12-10

PROCESS AND SYSTEM FOR PRODUCING SODIUM CHLORIDE BRINE

#125
20150345033
2015-12-03

Process and apparatus for generating or recovering hydrochloric acid from metal salt solutions

#126
20150329385
2015-11-19

AN ELECTROLYZED WATER GENERATING METHOD AND A GENERATOR

#127
20150299876
2015-10-22

Anode for use in zero-gap brine electrolyzer, brine electrolyzer and method for zero-gap brine electrolysis employing same

#128
20150240369
2015-08-27

Electrolysis Electrocatalyst

#129
20150200401
2015-07-16

Bipolar electrode and method for producing same

#130
20150191838
2015-07-09

Method for concentrating an aqueous caustic alkali via splitting a catholyte into a first stream for heat recovery and a second stream for evaporation

#131
20150191837
2015-07-09

Apparatus for making and concentrating an aqueous caustic alkali

#132
20150119245
2015-04-30

Method for Producing Shelf Stable Hypochlorous Acid Solutions

#133
20150114830
2015-04-30

Cell for ion exchange membrane electrolysis

#134
20150038750
2015-02-05

Systems and methods for separation and purification of products

#135
20150027878
2015-01-29

Electrolysis cell and electrolysis tank

#136
20140291164
2014-10-02

Method and device for disinfectant production

#137
20140080930
2014-03-20

Process for producing fluorinated copolymer

#138
20140073709
2014-03-13

Fluorinated copolymer and ion exchange membrane

#139
20130256151
2013-10-03

Electrolyser with coiled inlet hose

#140
20130240372
2013-09-19

PROCESS FOR ELECTROLYSIS OF ALKALI METAL CHLORIDES WITH OXYGEN-CONSUMING ELECTRODES HAVING ORIFICES

#141
20130240371
2013-09-19

Process for electrolysis of alkali metal chlorides with oxygen-consuming electrodes in micro-gap arrangement

#142
20130240370
2013-09-19

Process for electrolysis of alkali metal chlorides with oxygen-consuming electrodes

#143
20130153433
2013-06-20

Electrolytic cell for producing chlorine—sodium hydroxide and method of producing chlorine—sodium hydroxide

#144
20130078537
2013-03-28

OXYGEN-CONSUMING ELECTRODE AND PROCESS FOR PRODUCTION THEREOF

#145
20130078536
2013-03-28

Gas diffusion electrodes and process for production thereof

#146
20130075251
2013-03-28

Oxygen-consuming electrode and process for the production thereof

#147
20130075249
2013-03-28

Oxygen-consuming electrode and process for production thereof

#148
20120325675
2012-12-27

Apparatus and method for recovery of valuable metals by alkali leaching

#149
20120325674
2012-12-27

Method for improving the performance of nickel electrodes

#150
20120305029
2012-12-06

Separator for chlor-alkali electrolytic cells and method for its manufacturing

#151
20120301801
2012-11-29

SYSTEMS AND METHODS FOR CONVERTING RECEIVED STORED ENERGY

#152
20120292197
2012-11-22

Electrochemical systems and methods using metal and ligand

#153
20120292196
2012-11-22

Electrochemical hydroxide systems and methods using metal oxidation

#154
20120279853
2012-11-08

CATHODE, ELECTROLYTIC CELL FOR ELECTROLYSIS OF ALKALI METAL CHLORIDE, AND METHOD FOR PRODUCING NEGATIVE ELECTRODE

#155
20120222965
2012-09-06

Method of operating an oxygen-consuming electrode

#156
20120199493
2012-08-09

AQUEOUS COMPOSITION CONTAINING A SALT, MANUFACTURING PROCESS AND USE

#157
20120168319
2012-07-05

METHOD AND DEVICE FOR DISINFECTANT PRODUCTION

#158
20120145559
2012-06-14

Gas diffusion electrode equipped ion exchange membrane electrolyzer

#159
20120145537
2012-06-14

Compact closed-loop electrolyzing process and apparatus

#160
20120141888
2012-06-07

OXYGEN-CONSUMING ELECTRODE AND PROCESS FOR THE PRODUCTION THEREOF

#161
20120132539
2012-05-31

METHODS FOR ELECTROCHEMICAL DECHLORINATION OF ANOLYTE BRINE FROM NaCl ELECTROLYSIS

#162
20120107210
2012-05-03

Processes for preparing highly pure lithium carbonate and other highly pure lithium containing compounds

#163
20120100441
2012-04-26

OXYGEN-CONSUMING ELECTRODE

#164
20120100056
2012-04-26

Processes for preparing highly pure lithium carbonate and other highly pure lithium containing compounds

#165
20120085659
2012-04-12

Process and apparatus for the electrolysis of an aqueous solution of hydrogen chloride or alkali chloride in an electrolytic cell

#166
20120085657
2012-04-12

Chemical systems and methods for operating an electrochemical cell with an acidic anolyte

#167
20120082906
2012-04-05

PROCESS FOR PRODUCING TRANSPORT- AND STORAGE-STABLE OXYGEN-CONSUMING ELECTRODES

#168
20120052402
2012-03-01

Oxygen-consuming electrode with multilayer catalyst coating and process for the production thereof

#169
20120048743
2012-03-01

Method of electrolysis employing two-chamber ion exchange membrane electrolytic cell having gas diffusion electrode

#170
20120000789
2012-01-05

STRUCTURED GAS DIFFUSION ELECTRODE FOR ELECTROLYSIS CELLS

#171
20110311903
2011-12-22

Gas diffusion electrode and process for production thereof

#172
20110303549
2011-12-15

Process for producing chlorine, caustic soda, and hydrogen

#173
20110278177
2011-11-17

Method of operating a diaphragm electrolytic cell

#174
20110278159
2011-11-17

Cation exchange membrane, production process thereof and electrolytic cell using the same

#175
20110233071
2011-09-29

ELECTROCHEMICAL METHOD FOR REDUCING MOLECULAR OXYGEN

#176
20110209992
2011-09-01

Electrode for electrolysis cell

#177
20110200508
2011-08-18

Processes for preparing highly pure lithium carbonate and other highly pure lithium containing compounds

#178
20110147229
2011-06-23

Process for production of diaryl carbonate

#179
20110143139
2011-06-16

Nanoplatelet metal hydroxides and methods of preparing same

#180
20110089116
2011-04-21

Method for improved removal of cations by means of chelating resins

#181
20110024289
2011-02-03

Electrode and electrode coating

#182
20100236922
2010-09-23

Separator for chlor-alkali electrolytic cells and method for its manufacturing

#183
20100219372
2010-09-02

Brine purification

#184
20100170805
2010-07-08

Aqueous composition containing a salt, manufacturing process and use

#185
20100096275
2010-04-22

Cathode for electrolysis cell

#186
20100059389
2010-03-11

Electrode for Membrane Electrolysis Cells

#187
20100059387
2010-03-11

Process for the on-site production of chlorine and high strength sodium hypochlorite

#188
20100044242
2010-02-25

Methods For Producing Sodium Hypochlorite With a Three-Compartment Apparatus Containing an Acidic Anolyte

#189
20100044241
2010-02-25

Methods for Producing Sodium Hypochlorite with a Three-Compartment Apparatus Containing a Basic Anolyte

#190
20100032311
2010-02-11

Method of concentrating an aqueous caustic alkali using a catholyte heat recovery evaporator

#191
20090306233
2009-12-10

Ion-exchange membrane for alkaline chloride electrolysis

#192
20090236220
2009-09-24

Electrolysis cell

#193
20090173636
2009-07-09

PROCESS FOR PRODUCTION OF DIARYL CARBONATE

#194
20090145770
2009-06-11

Systems and methods for supplying chlorine to and recovering chlorine from a polysilicon plant

#195
20090107850
2009-04-30

Process for preparing sodium hydroxide, chlorine and hydrogen from aqueous salt solution using solar energy

#196
20090071820
2009-03-19

Ion exchange membrane electrolytic cell

#197
20090041651
2009-02-12

Process for jointly obtaining a chlorine derivative and crystals of sodium carbonate

#198
20090035615
2009-02-05

Gas diffusion electrode for electrolyte-percolating cells

#199
20090026084
2009-01-29

Filter wash for chloralkali process

#200
20080264779
2008-10-30

Anode for gas evolution reactions

#201
20080257749
2008-10-23

Method For Improving The Performance of Nickel Electrodes

#202
20080210640
2008-09-04

Process for eliminating nitrogenous organic compounds from salt-containing water

#203
20080053836
2008-03-06

PROCESS FOR THE PRODUCTION OF DIARYL CARBONATES AND TREATMENT OF ALKALICHLORIDE SOLUTIONS RESULTING THEREFROM

#204
20070251831
2007-11-01

Process for the on-site production of chlorine and high strength sodium hypochlorite

#205
20070163890
2007-07-19

Diaphragm for electrolytic cell

#206
20070161718
2007-07-12

FLUORINATED ION EXCHANGE MEMBRANE AND PROCESS FOR PRODUCING FLUOROPOLYMER

#207
20070095676
2007-05-03

Oxygen-reducing gas diffusion cathode and method of sodium chloride electrolysis

#208
20070045105
2007-03-01

Method of operating a diaphragm electrolytic cell

#209
20050279644
2005-12-22

Ion exchange membrane electrolytic process

#210
20050026005
2005-02-03

Oxygen-consuming chlor alkali cell configured to minimize peroxide formation

#211
20050011755
2005-01-20

Electrolytic cell and electrodes for use in electrochemical processes

#212
17395457
2022-05-24

Production of lithium hydroxide and lithium carbonate