ClassID:

120802

C25B1/34 - 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

Sub-classes:
Recent Application in this class:
#1
20260078504
2026-03-19

ELECTROLYSIS CELL

#2
20260070826
2026-03-12

MINERAL RECOVERY AND CHEMICAL PRODUCTION FROM PRODUCED WATER IN A GAS OIL SEPARATION PLANT

#3
20250312729
2025-10-09

CARBON CAPTURE USING SODIUM HYDROXIDE

#4
20250282633
2025-09-11

SEQUENTIAL HYDROMETALURGICAL RECOVERY OF METAL VALUES WITH SEQUESTERED CARBON

#5
20250277315
2025-09-04

ELECTROLYTIC CELL FOR THE PRODUCTION OF HYPOCHLOROUS ACID

#6
20250269320
2025-08-28

SYSTEMS AND METHODS OF CARBON CAPTURE USING PRODUCED WATER

#7
20250250689
2025-08-07

ELECTRODIALYSIS SALT SPLITTING REGENERANT GENERATION FOR WAC AND WBA RESIN COMBINED WITH SODIUM HYPOCHLORITE ON-SITE GENERATION PROCESS

#8
20250186986
2025-06-12

RECHARGE SOLUTION FOR ZIRCONIUM OXIDE

#9
20250154065
2025-05-15

ELECTROCHEMICAL MATERIALS PRODUCTION AND PROCESSING

#10
20240426006
2024-12-26

Catalytic Anodes and Processes for Use in Electro-chlorination-3

#11
20240426004
2024-12-26

Catalytic Anodes and Processes for Use in Electro-chlorination-1

#12
20240426003
2024-12-26

Catalytic Anodes and Processes for Use in Electro-chlorination-2

#13
20240425996
2024-12-26

Chlor-alkali and carbon monoxide electrolyzer integration

#14
20240425995
2024-12-26

Chlor-alkali and carbon monoxide electrolyzer integration

#15
20240418324
2024-12-19

MULTI-STAGE COMPRESSION DEVICE FOR COMPRESSING A GASEOUS MEDIUM, SYSTEM AND FILLING STATION HAVING SAME, AND METHOD FOR MULTI-STAGE COMPRESSION OF A GASEOUS MEDIUM

#16
20240229254
2024-07-11

ELECTROLYSIS CELL, ELECTROLYSIS DEVICE FOR CHLOR-ALKALI ELECTROLYSIS AND USE OF AN ELECTROLYSIS CELL FOR CHLOR-ALKALI ELECTROLYSIS

#17
20240200206
2024-06-20

METHOD FOR PRODUCING HIGH PURITY LITHIUM HYDROXIDE MONOHYDRATE

#18
20240191374
2024-06-13

SYSTEM AND METHOD FOR CONTROLLING A MULTI-STATE ELECTROCHEMICAL CELL

#19
20240166566
2024-05-23

Electrochemical materials production and processing

#20
20240150168
2024-05-09

Combined cleaning unit for e-plants

#21
20240133055
2024-04-25

ELECTROLYSIS CELL, ELECTROLYSIS DEVICE FOR CHLOR-ALKALI ELECTROLYSIS AND USE OF AN ELECTROLYSIS CELL FOR CHLOR-ALKALI ELECTROLYSIS

#22
20240120567
2024-04-11

ELECTROCHEMICAL PRODUCTION OF ALKALI METAL HYDROXIDES AND SULFURIC ACID FROM BATTERY MANUFACTURING AND RECYCLING OUTLET STREAMS

#23
20240091702
2024-03-21

CHEMICAL SEQUESTERING OF CO2, NOx and SO2

#24
20240035176
2024-02-01

Integrally Combined Current Carrier Circulation Chamber and Frame for Use in Unipolar Electrochemical Devices

#25
20240011123
2024-01-11

METHODS FOR REGENERATING LI AND NI FROM A SOLUTION

#26
20230374682
2023-11-23

OPERATING AN ELECTROLYSIS DEVICE

#27
20230295819
2023-09-21

Electrode for Electrolysis

#28
20230295815
2023-09-21

Combined Current Carrier Circulation Chamber and Frame for use in Unipolar Electrochemical Devices

#29
20230151503
2023-05-18

METHOD FOR THE TREATMENT OF A METAL SUBSTRATE FOR THE PREPARATION OF ELECTRODES

#30
20230124442
2023-04-20

Integrally combined current carrier circulation chamber and frame for use in unipolar electrochemical devices

#31
20230096320
2023-03-30

ALKALINE WATER ELECTROLYSIS VESSEL

#32
20230057182
2023-02-23

PRODUCED WATER TREATMENT WITH CO2 ABSORPTION

#33
20230049146
2023-02-16

LITHIUM RECOVERY FROM LIQUID STREAMS

#34
20220403534
2022-12-22

Chemical solution production

#35
20220349071
2022-11-03

Filter press end assembly and fluid management system for use in unipolar electrochemical devices

#36
20220316080
2022-10-06

METHOD FOR OPERATING A SYSTEM FOR ELECTROLYSIS, AND SYSTEM FOR ELECTROLYSIS

#37
20220274049
2022-09-01

Chemical sequestering of CO, NOand SO

#38
20220259062
2022-08-18

Tin Oxide Forming Composition

#39
20220243346
2022-08-04

System and method for controlling a multi-state electrochemical cell

#40
20220212936
2022-07-07

METHOD FOR PRODUCING PHOSGENE

#41
20220205120
2022-06-30

Electrode for Electrolysis

#42
20220145478
2022-05-12

ELECTRODIALYSIS SALT SPLITTING REGENERANT GENERATION FOR WAC AND WBA RESIN COMBINED WITH SODIUM HYPOCHLORITE ON-SITE GENERATION PROCESS

#43
20220135416
2022-05-05

EXTRACTION SYSTEM, EXTRACTION METHOD FOR SEPARATING MAGNESIUM AND EXTRACTING LITHIUM AND BORON FROM MAGNESIUM-CONTAINING BRINE WITH COMPLEX SOLVENT OF SECONDARY AMIDE/ALKYL ALCOHOL AS WELL AS APPLICATIONS THEREOF

#44
20220135415
2022-05-05

EXTRACTION SYSTEM, EXTRACTION METHOD FOR SEPARATING MAGNESIUM AND EXTRACTING LITHIUM FROM MAGNESIUM-CONTAINING BRINE WITH SECONDARY AMIDE-TYPE SOLVENT AS WELL AS APPLICATIONS THEREOF

#45
20220090276
2022-03-24

Integrally combined current carrier circulation chamber and frame for use in unipolar electrochemical devices

#46
20220074060
2022-03-10

Filter press end assembly and fluid management system for use in unipolar electrochemical devices

#47
20220018032
2022-01-20

Electrode For Electrolysis

#48
20220018030
2022-01-20

Integrally combined current carrier circulation chamber and frame for use in unipolar electrochemical devices

#49
20220002888
2022-01-06

System and method for purifying depleted brine

#50
20210376413
2021-12-02

APPARATUSES AND METHODS FOR CARBON DIOXIDE CAPTURING AND ELECTRICAL ENERGY PRODUCING SYSTEM

#51
20210188711
2021-06-24

METHODS AND SYSTEMS FOR PROVIDING IMPROVED CEMENT INCORPORATING METAL OXIDES AND HYDROXIDES

#52
20210140058
2021-05-13

REDUCTION ELECTRODE FOR ELECTROLYSIS AND MANUFACTURING METHOD THEREOF

#53
20210101815
2021-04-08

PROCESS FOR THE WORK-UP AND REUSE OF SALT-CONTAINING PROCESS WATER

#54
20200392632
2020-12-17

BASIC ELECTROCATALYST FOR CARBON DIOXIDE REDUCTION AND ETHYLENE PRODUCTION, ELECTRODE AND APPARATUS EACH INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE ELECTRODE

#55
20200385876
2020-12-10

Anode for electrolysis and preparation method thereof

#56
20200269185
2020-08-27

Chemical sequestering of CO2, NOx and SO2

#57
20200263310
2020-08-20

System and method for controlling a multi-state electrochemical cell

#58
20200165734
2020-05-28

ELECTROCHEMICAL REACTOR AND PROCESS

#59
20200024758
2020-01-23

METHOD FOR PRODUCING SODIUM HYDROXIDE AND/OR CHLORINE, AND TWO-CHAMBER TYPE ELECTROLYTIC CELL FOR SALTWATER

#60
20200024757
2020-01-23

Production of Alkali Metal Hydroxide, Chloride and Sulfate via Electrodialysis and Subsequent Downstream Processing

#61
20190345619
2019-11-14

Electrochemical reactor comprising liquid-repellant porous membrane

#62
20190313879
2019-10-17

Electrolytic system for automatic dishwashing

#63
20190218126
2019-07-18

FORMATE CATALYSIS FROM HYPERSALINE ENVIRONMENTS BY A HALOTOLERANT HALOMONAS SP.

#64
20190207234
2019-07-04

Channel plate structure and electrochemical apparatus with the same

#65
20190203367
2019-07-04

System and method for purifying depleted brine

#66
20190186030
2019-06-20

Systems and methods for controlling electrochemical processes

#67
20190023569
2019-01-24

HIGH STRENGTH, LOW SALT HYPOCHLORITE PRODUCTION

#68
20180355493
2018-12-13

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

#69
20180257032
2018-09-13

SYSTEMS AND METHODS FOR ACID GAS REMOVAL FROM A GASEOUS STREAM

#70
20180187322
2018-07-05

Proportional-Integral-Derivative Radio Frequencies Synchronized plasma Coupled Harmonic Closed Loop Feedback Oscilllator to Maintain a Constant Resonance Oscillating Harmonic Enhanced Exothermic Reaction Within Metal Lattice During Hydrogen Loading to Generating Efficient Exothermic Thermoelectric, Mechanical Power and Graphene Nano Tubes

#71
20180186950
2018-07-05

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

#72
20180171496
2018-06-21

Side stream removal of impurities in electrolysis systems

#73
20180142325
2018-05-24

Processing of lithium containing material

#74
20180002202
2018-01-04

Hydromagnetic desalination cell with rare earth magnets

#75
20170298524
2017-10-19

Oxygen-consuming electrode and method for producing same

#76
20170283962
2017-10-05

Pipe-type electrolysis cell

#77
20170260069
2017-09-14

Stacked hydromagnetic desalination cell

#78
20170233876
2017-08-17

ELECTROLYTIC CELL COVERS COMPRISING A RESIN COMPOSITION POLYMERIZED WITH A GROUP 8 OLEFIN METATHESIS CATALYST

#79
20170166461
2017-06-15

Hydromagnetic desalination cell, brine desalination system, and method of desalinating brine water using the desalination cell

#80
20170145571
2017-05-25

ELECTROLYSIS DEVICE

#81
20170137287
2017-05-18

Method and system for producing deuterium depleted water

#82
20170121831
2017-05-04

Integrated Process for Co-Production of Carboxylic Acids and Halogen Products from Carbon Dioxide

#83
20170114468
2017-04-27

Electrochemical reactor and process

#84
20170088961
2017-03-30

Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cells

#85
20170081770
2017-03-23

Membraneless electrochemical flow-through reactor

#86
20160318784
2016-11-03

Sea water harvesting process

#87
20160317577
2016-11-03

ELECTROLYZED SALINE REDOX-BALANCED COMPOSITIONS AND METHODS FOR TREATING SKIN CONDITIONS

#88
20160265124
2016-09-15

Recycling hydrogen generator

#89
20160186334
2016-06-30

Electrochemical reactor comprising liquid-repellent porous membrane

#90
20160160367
2016-06-09

System and method for purifying depleted brine

#91
20160160366
2016-06-09

Apparatus and method for operating an electrolysis with an oxygen depolarized cathode

#92
20160136608
2016-05-19

PLANT AND PROCESS FOR THE EFFICIENT UTILIZATION OF EXCESS ELECTRIC ENERGY

#93
20160107118
2016-04-21

Water recycling in a COremoval process and system

#94
20160017507
2016-01-21

Heterostructures for ultra-active hydrogen evolution electrocatalysis

#95
20150340705
2015-11-26

Non-noble metal electrocatalysts for oxygen depolarized cathodes and their uses

#96
20150251908
2015-09-10

High strength, low salt hypochlorite production

#97
20150247249
2015-09-03

Side stream removal of impurities in electrolysis systems

#98
20150202568
2015-07-23

Systems and methods for acid gas removal from a gaseous stream

#99
20150014181
2015-01-15

Method and apparatus for treatment of effluents from production plants of epoxy compounds

#100
20140352734
2014-12-04

METHOD FOR CLEANING CHLORINE MEMBRANE ELECTROCHEMICAL CELL

#101
20140224666
2014-08-14

Electrocatalyst, electrode coating and electrode for the preparation of chlorine

#102
20140131217
2014-05-15

Electrochemical reactor and process

#103
20130319876
2013-12-05

Mercury-free fusible alloy for electrolyzing salts

#104
20130153433
2013-06-20

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

#105
20130037415
2013-02-14

Oxygen gas diffusion cathode, electrolytic cell employing same, method of producing chlorine gas and method of producing sodium hydroxide

#106
20120325675
2012-12-27

Apparatus and method for recovery of valuable metals by alkali leaching

#107
20120279397
2012-11-08

Air collector with functionalized ion exchange membrane for capturing ambient CO

#108
20120231353
2012-09-13

PROCESS FOR PRODUCING OXYGEN-CONSUMING ELECTRODES

#109
20120199493
2012-08-09

AQUEOUS COMPOSITION CONTAINING A SALT, MANUFACTURING PROCESS AND USE

#110
20120199473
2012-08-09

Cathode for electrolytic processes

#111
20120186990
2012-07-26

Process for producing chlorine with low bromine content

#112
20120186989
2012-07-26

Process for producing chlorine with low bromine content

#113
20120149789
2012-06-14

Apparatus and method for the electrolysis of water

#114
20120061253
2012-03-15

MEANS AND METHOD OF CHEMICAL PRODUCTION

#115
20110209614
2011-09-01

Air collector with functionalized ion exchange membrane for capturing ambient CO

#116
20110147229
2011-06-23

Process for production of diaryl carbonate

#117
20110089117
2011-04-21

Removal of silicon from brine

#118
20110048967
2011-03-03

Compositions and Methods for Electrolytic Cleaning of a Material

#119
20100170805
2010-07-08

Aqueous composition containing a salt, manufacturing process and use

#120
20100137457
2010-06-03

METHOD FOR CONVERSION OF ATMOSPHERIC CARBON DIOXIDE INTO USEFUL MATERIALS

#121
20090280044
2009-11-12

Continuous process for purification of brine

#122
20090260993
2009-10-22

Method for obtaining sodium carbonate crystals

#123
20090194411
2009-08-06

Cathode for electrolytic processes

#124
20090173636
2009-07-09

PROCESS FOR PRODUCTION OF DIARYL CARBONATE

#125
20080053839
2008-03-06

PROCESSES FOR THE ELECTROLYSIS OF ALKALI METAL CHLORIDE BRINES

#126
20080053836
2008-03-06

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

#127
20070217982
2007-09-20

Air collector with functionalized ion exchange membrane for capturing ambient CO

#128
20070212594
2007-09-13

Electrode catalyst for electrochemical reaction, process for producing the electrode catalyst and electrode for electrochemical reaction having the electrode catalyst

#129
20060254930
2006-11-16

Process for treating a sulfur-containing spent caustic refinery stream using a membrane electrolyzer powered by a fuel cell

#130
20050072687
2005-04-07

Means and method of chemical production

#131
18584563
2024-10-01

Systems and methods of carbon capture using produced water