ClassID:

86569

C02F2201/4617 - CPC Classification

Classification description:

Apparatus for treatment of water, waste water or sewage; Apparatus for electrochemical processes; Electrolysis apparatus; Details relating to the electrolytic devices; Power supply DC only

Recent Application in this class:
#1
20260070817
2026-03-12

Electrochemical Method of Creating an Enduring Chain Reaction in an Aqueous Solution

#2
20260062322
2026-03-05

METHODS OF TREATING WASTE STREAMS

#3
20260015263
2026-01-15

ULTRAPURE WATER PRODUCTION APPARATUS AND ULTRAPURE WATER PRODUCTION METHOD

#4
20250270120
2025-08-28

PHOTOELECTROCHEMICAL DEVICE AND PURIFICATION METHOD FOR SEAWATER

#5
20250162907
2025-05-22

A DEVICE FOR REDUCING THE REDOX POTENTIAL VALUE IN COLD POTABLE WATER

#6
20250011199
2025-01-09

ELECTROLYZED WATER GENERATION DEVICE AND CONTROL METHOD FOR ELECTROLYZED WATER GENERATION DEVICE

#7
20240327257
2024-10-03

Gated Electrodialysis with Zero Liquid Discharge

#8
20240317615
2024-09-26

ELECTRO-ACTIVATED SUPER OXIDIZED WATER AND METHOD OF SYNTHESIZING THE SAME

#9
20240270610
2024-08-15

Method and System of Producing Alkaline Hydrogen-Rich Water with Acidic Oxygen-Rich Water as Byproduct

#10
20240191368
2024-06-13

ELECTROCHEMICAL METHOD THAT FACILITATES THE RECOVERY OF CARBON DIOXIDE FROM ALKALINE WATER BY THE ACIDIFICATION OF SUCH WATER SOURCES ALONG WITH THE CONTINUOUS HYDROGEN GAS PRODUCTION

#11
20230365441
2023-11-16

SYSTEM AND METHOD FOR PERFORMING ELECTROCHEMICALLY-CYCLED OXIDATION ON LANDFILL LEACHATE

#12
20230322590
2023-10-12

Ballast water management system

#13
20230286837
2023-09-14

CHLORINATOR SYNCHRONOUS RECTIFICATION

#14
20230150844
2023-05-18

DEVICES FOR REMOVING METAL IONS FROM LIQUID

#15
20220356086
2022-11-10

Method for electrolysis-ozone-corrosion inhibitor/electrolysis-ozone-hydrogen peroxide-corrosion inhibitor coupling treatment on toxic and refractory wastewater

#16
20220332614
2022-10-20

Methods and systems for marine wastewater treatment

#17
20220332607
2022-10-20

Down-hole selective ion removal water ionizer system for subsurface applications

#18
20220234917
2022-07-28

Electrolysis cell and housing

#19
20220153613
2022-05-19

ULTRA-HIGH ALKALINE ELECTROLYZED WATER GENERATION SYSTEM

#20
20220135447
2022-05-05

ELECTROLYSIS CELL FOR AN ELECTROLYTIC TREATMENT OF A LIQUID

#21
20220002172
2022-01-06

Ballast water management system

#22
20210331948
2021-10-28

Electrolytic biocide generating system for use on-board a watercraft

#23
20210238066
2021-08-05

Disinfection device and method for performing disinfection cycles

#24
20210171368
2021-06-10

Waste Water Treatment Process

#25
20210078877
2021-03-18

Deionization device and method for at least partially deionizing a feed liquid in which an electrolyte is dissolved, and apparatuses using such devices

#26
20210009446
2021-01-14

Electrochemical membrane module for selectively removing pollutants and preparation method thereof

#27
20210002151
2021-01-07

Method and device for removing chloride ion in desulfurized wastewater by electrochemical coupling

#28
20210002150
2021-01-07

WATER TREATMENT SYSTEM

#29
20200353412
2020-11-12

Scrubber, exhaust gas purification system comprising scrubber, and air purification method

#30
20200317545
2020-10-08

Electrolytic zinc dosing device and method for reducing scale

#31
20200164336
2020-05-28

Method for treating liquids with alternating electromagnetic field

#32
20200140300
2020-05-07

Wastewater synergistic treatment acceleration device

#33
20200048114
2020-02-13

SYSTEM FOR WATER DISINFECTION USING ELECTROPORATION

#34
20190352195
2019-11-21

System and process for treating water

#35
20190345045
2019-11-14

Ballast water management system

#36
20190185352
2019-06-20

Use of electrochemical oxidation for treatment of per-and polyfluoroalkyl substances (PFAS) in waste generated from sorbent and resin regeneration processes

#37
20190169054
2019-06-06

Liquid waste treatment system

#38
20190169051
2019-06-06

Liquid treatment device

#39
20190119133
2019-04-25

Method for advanced bioelectrochemical treatment of pollutants

#40
20190106339
2019-04-11

Electrolytic biocide generating system for use on-board a watercraft

#41
20180354818
2018-12-13

Construction of devices for purification and disinfection of waste water with electrical current

#42
20180327286
2018-11-15

Electrolytic treater and method for treating water

#43
20180237318
2018-08-23

Electrolytic zinc dosing device and method for reducing scale

#44
20180215635
2018-08-02

Electrocoagulation using oscillating electrodes

#45
20180170775
2018-06-21

Process and system for removing ammonium from wastewater

#46
20180072593
2018-03-15

Electrosorption purification system with recirculation

#47
20180057369
2018-03-01

ELECTROLYSIS NANO ION WATER GENERATOR

#48
20180050934
2018-02-22

Modular manifold for an electrolyzed water processor

#49
20180037480
2018-02-08

METHOD FOR PRODUCING HYDROGEN WATER

#50
20180037478
2018-02-08

Capacitive deionization electrode module and water treatment apparatus and method capable of saving energy using the same

#51
20170346122
2017-11-30

Method and apparatus for bio-electrically generating power from organic ingredients of a waste water

#52
20170283283
2017-10-05

Electrochemical system and method for the treatment of water and wastewater

#53
20170260066
2017-09-14

Struvite formation by precipitation of ammonia in electrocoagulation process

#54
20170247267
2017-08-31

Electrolytic ion water generation method and electrolytic ion water generation apparatus

#55
20170225977
2017-08-10

Electrochlorination apparatus

#56
20170166267
2017-06-15

Aerodynamic device for motor-vehicle

#57
20170120253
2017-05-04

System and method for transportation and desalination of a liquid

#58
20170088445
2017-03-30

Apparatus and process for separation and selective recomposition of ions

#59
20170073057
2017-03-16

Ballast water treatment system

#60
20170057846
2017-03-02

Siphon trap disinfection system

#61
20170001144
2017-01-05

SCRUBBER, EXHAUST GAS PURIFICATION SYSTEM COMPRISING SCRUBBER, AND AIR PURIFICATION METHOD

#62
20160264443
2016-09-15

WATER RECOVERY METHOD AND SYSTEM

#63
20160229718
2016-08-11

Apparatus and process for separation and selective recomposition of ions

#64
20160123031
2016-05-05

Drop-in chlorinator for portable spas

#65
20160115047
2016-04-28

Power control device and control method for power control device

#66
20160052813
2016-02-25

Electrolytic treatment method of olive mill waste water

#67
20160044926
2016-02-18

Electrolytic system and method for generating biocides having an electron deficient carrier fluid and chlorine dioxide

#68
20150375170
2015-12-31

Treatment solution supply method, treatment solution supply apparatus, and non-transitory computer-readable recording medium

#69
20150368134
2015-12-24

Pool water purifying device

#70
20150360975
2015-12-17

Method for removing perfluorinated compounds by concentration and separation

#71
20150336818
2015-11-26

Drop-in chlorinator for portable spas

#72
20150275635
2015-10-01

Method and system for enhancing oil recovery (EOR) by injecting treated water into an oil bearing formation

#73
20150274554
2015-10-01

Fluid treatment using plasma technology

#74
20150203375
2015-07-23

Method and apparatus for an expandable industrial waste water treatment system

#75
20150151985
2015-06-04

Electrochemical reactor system for treatment of water

#76
20150144499
2015-05-28

Electrolytic cell equipped with concentric electrode pairs

#77
20150129419
2015-05-14

Ozone water generating device

#78
20150041333
2015-02-12

Wastewater treatment process by electrochemical apparatus

#79
20150034496
2015-02-05

WASHING DEVICE AND WASHING METHOD

#80
20140311992
2014-10-23

Process for sewage water purification

#81
20140290957
2014-10-02

Reactor tank

#82
20140290482
2014-10-02

Composite electrode for electrolytically producing alkaline water, apparatus comprising the same and use of the alkaline water produced

#83
20140202849
2014-07-24

Modular manifold for an electrolyzed water processor

#84
20140183109
2014-07-03

Water desalination system

#85
20130220829
2013-08-29

Electrochemical system and method for the treatment of water and wastewater

#86
20130209916
2013-08-15

Continuous flow-electrode system, and high-capacity power storage and water treatment method using the same

#87
20130168097
2013-07-04

Method and system for enhancing oil recovery (EOR) by injecting treated water into an oil bearing formation

#88
20130118918
2013-05-16

Operating method of an apparatus for purifying a fluid and apparatus for purifying fluid

#89
20130105376
2013-05-02

Treatment of a waste stream through production and utilization of oxyhydrogen gas

#90
20130048500
2013-02-28

TITANIUM AND TITANIUM ALLOY CARBON COMPOSITES FOR CAPACITIVE WATER PURIFICATION AND OTHER APPLICATIONS

#91
20130043124
2013-02-21

Portable hydrogen-rich water generator

#92
20130015070
2013-01-17

Drum-type electro-osmosis dehydrator capable of reducing electricity consumption by decreasing gap between positive and negative electrodes

#93
20130001172
2013-01-03

Process for treating waste water utilizing an agitated liquid and electrically conductive environment and electro chemical cell

#94
20130001099
2013-01-03

Method and Apparatus for Cleaning Water Electrochemically

#95
20120298589
2012-11-29

Drop-in chlorinator for portable spas

#96
20120247974
2012-10-04

Process for sewage water purification

#97
20120228230
2012-09-13

ADSORPTION OF CONTAMINANTS FROM LIQUID AND ELECTROCHEMICAL REGENERATION OF ADSORBENT

#98
20120223000
2012-09-06

VACUUM ASSISTED OZONIZATION

#99
20120186980
2012-07-26

METHODS AND SYSTEMS FOR SEPARATING IONS FROM FLUIDS

#100
20120175272
2012-07-12

Method of sterilizing water

#101
20120175271
2012-07-12

Device for disinfecting water by means of anodic oxidation

#102
20120097541
2012-04-26

Apparatus and process for separation and selective recomposition of ions

#103
20120080311
2012-04-05

Non metalic salt chlorinator for spa or swimming pool

#104
20120055806
2012-03-08

Method for purifying lithium-containing waste waters during the continuous manufacture of lithium transition metal phosphates

#105
20120048792
2012-03-01

LIQUID TREATMENT DISCHARGE UNIT, HUMIDITY CONTROL DEVICE, AND WATER HEATER

#106
20120031852
2012-02-09

GRAPHENE BASED ELECTRODES FOR ELECTROCHEMICAL REACTIONS, AND ELECTROOXIDATION PROCESS FOR THE REMOVAL OF CONTAMINANTS FROM LIQUIDS USING SAID ELECTRODES

#107
20110308938
2011-12-22

Method and apparatus for producing high volumes of clean water by electro coagulation

#108
20110303605
2011-12-15

Electrobiochemical Reactor

#109
20110290667
2011-12-01

Electrocoagulation reactor having segmented intermediate uncharged plates

#110
20110284391
2011-11-24

PROCESS AND APPARATUS FOR SEPARATING NITROAROMATICS FROM WASTEWATER

#111
20110278158
2011-11-17

ELECTROLYTIC CHLORINATOR

#112
20110259761
2011-10-27

Precipitation of hardness salt in flow back and produced water

#113
20110220585
2011-09-15

Method integrating electrochemical oxidation and flocculation processes for pre-treatment of coking wastewater

#114
20110219555
2011-09-15

CLEANING HEAD AND MOBILE FLOOR CLEANER

#115
20110180424
2011-07-28

Water purification using conveyor sweep

#116
20110180420
2011-07-28

ELECTROLYSIS CELL HAVING ELECTRODES WITH VARIOUS-SIZED/SHAPED APERTURES

#117
20110174609
2011-07-21

Apparatus and Method for Clarifying Water

#118
20110162976
2011-07-07

Recovery of nickel from industrial pickling acid solutions

#119
20110147231
2011-06-23

High-throughput cavitation and electrocoagulation apparatus

#120
20110129758
2011-06-02

WATER ELECTROLYSIS APPARATUS AND WATER ELECTROLYSIS SYSTEM

#121
20110120887
2011-05-26

Method and device for cleaning circulation water

#122
20110114491
2011-05-19

ENHANCED-SOLUBILITY WATER

#123
20110100839
2011-05-05

Generation of chemical reagents for various process functions utilizing an agitated liquid and electrically conductive environment and an electro chemical cell

#124
20110084031
2011-04-14

Treatment of a waste stream through production and utilization of oxyhydrogen gas

#125
20110025306
2011-02-03

Method and apparatus for the purification and analytical evaluation of highly purified liquids

#126
20110024361
2011-02-03

Aqueous treatment apparatus utilizing precursor materials and ultrasonics to generate customized oxidation-reduction-reactant chemistry environments in electrochemical cells and/or similar devices

#127
20110010835
2011-01-20

Drop-in chlorinator for portable spas

#128
20100326821
2010-12-30

Electrolysis apparatus and device comprising the same

#129
20100320147
2010-12-23

Reactor tank

#130
20100320082
2010-12-23

Conductive diamond electrode and ozone generator using the same

#131
20100288627
2010-11-18

ATOMIZING APPARATUS

#132
20100270161
2010-10-28

APPARATUS FOR PHYSICALLY SEPARATING POLAR SUBSTANCE

#133
20100258442
2010-10-14

Electronic osmotic dehydrator of electrophoresis style with a phase control using three-phase current

#134
20100236931
2010-09-23

IMPROVEMENTS IN/OR RELATING TO A METHOD OF TREATING SLUDGES

#135
20100224495
2010-09-09

Real-time processing of water for hydraulic fracture treatments using a transportable frac tank

#136
20100219136
2010-09-02

Fluid treatment using plasma technology

#137
20100200398
2010-08-12

Alkaline humidifier

#138
20100193360
2010-08-05

Enhanced water treatment for reclamation of waste fluids and increased efficiency treatment of potable waters

#139
20100181260
2010-07-22

Method and Apparatus for Water Treatment to Eliminate Aquatic Organisms

#140
20100176039
2010-07-15

Treatment apparatus of organic compounds included in waste water, and a treatment system of organic compounds included in waste water

#141
20100175997
2010-07-15

Method of purifying water and apparatus therefor

#142
20100155261
2010-06-24

Deionization apparatus and method of controlling the same

#143
20100143201
2010-06-10

MAINTENANCE FREE OXIDIZER GENERATION AND APPLICATIO DEVICE FOR ENVIRONMENTAL MICROBIOLOGICAL CONTROL

#144
20100135869
2010-06-03

OZONE GENERATORS

#145
20100116650
2010-05-13

REMOVAL OF CONTAMINANTS FROM A FLUID

#146
20100089765
2010-04-15

Method and apparatus for producing ozone-water

#147
20100084272
2010-04-08

Water treatment apparatus

#148
20100065511
2010-03-18

Method of regenerating a capacitive deionization cell

#149
20100065502
2010-03-18

Method and apparatus for removing metal from waste water

#150
20100065438
2010-03-18

Method of operating a capacitive deionization cell using gentle charge

#151
20100059382
2010-03-11

Liquid treatment module

#152
20100051542
2010-03-04

Wastewater treatment system and method

#153
20100051477
2010-03-04

Electro-chemical water processing apparatus and method thereof

#154
20100012485
2010-01-21

APPARATUS INCLUDING AT LEAST ONE ELECTROLYTIC CELL

#155
20090324810
2009-12-31

METHOD FOR PRODUCTION OF DIAMOND ELECTRODES

#156
20090321251
2009-12-31

Electrochemical system and method for the treatment of water and wastewater

#157
20090314658
2009-12-24

HAND-HELD SPRAY BOTTLE ELECTROLYSIS CELL AND DC-DC CONVERTER

#158
20090314657
2009-12-24

ELECTROLYSIS CELL HAVING CONDUCTIVE POLYMER ELECTRODES AND METHOD OF ELECTROLYSIS

#159
20090314656
2009-12-24

METHOD OF PURIFYING WATER AND APPARATUS THEREFOR

#160
20090314655
2009-12-24

ELECTROLYSIS DE-SCALING METHOD WITH CONSTANT OUTPUT

#161
20090314654
2009-12-24

ELECTROLYSIS CELL HAVING ELECTRODES WITH VARIOUS-SIZED/SHAPED APERTURES

#162
20090314651
2009-12-24

Apparatus having electrolysis cell and indicator light illuminating through liquid

#163
20090314645
2009-12-24

Apparatus for manufacturing sterilized water, and portable apparatus for manufacturing sterilized salt solution

#164
20090288959
2009-11-26

METHOD OF SOFTENING WATER AND APPARATUS THEREFOR

#165
20090266709
2009-10-29

Cylindrical membranous electrolytic cell and assembled anode and diaphragm

#166
20090260989
2009-10-22

Method for clarifying water

#167
20090242424
2009-10-01

Apparatus for treating water or wastewater

#168
20090230059
2009-09-17

Enhanced water treatment for reclamation of waste fluids and increased efficiency treatment of potable waters

#169
20090230042
2009-09-17

Underwater filtration operator

#170
20090229981
2009-09-17

LIQUID DISINFECTANT APPARATUS

#171
20090211919
2009-08-27

Apparatus and method for improved electrolytic water treatment process

#172
20090211918
2009-08-27

ELECTROCHEMICAL CELL AND METHOD FOR OPERATING THE SAME

#173
20090175960
2009-07-09

Process for producing carbon dioxide solution, production apparatus, and carbonated water

#174
20090173635
2009-07-09

System and method for controlling the generation of a biocidal liquid

#175
20090152178
2009-06-18

Fully Automated Membrane Cleaning System and Methods of Use

#176
20090145774
2009-06-11

Sonoelectrolysis for metal removal

#177
20090107842
2009-04-30

Method for manufacturing polyimide-based carbon nanofiber electrode

#178
20090095666
2009-04-16

Media-free system for the production of high purity water and methods of use

#179
20090084675
2009-04-02

Ion adsorption electrode, electosorption purification device having the same and method of manufacturing the electrode

#180
20090081077
2009-03-26

ALKALINE WATER STERILIZER AND ALKALINE STERILIZING WATER PRODUCTION METHOD

#181
20090020479
2009-01-22

Device and method for treatment of waste products including feces

#182
20090008269
2009-01-08

ELECTROCOAGULATION REACTOR AND WATER TREATMENT SYSTEM AND METHOD

#183
20090008267
2009-01-08

PROCESS AND METHOD FOR THE REMOVAL OF ARSENIC FROM WATER

#184
20080314762
2008-12-25

Swimming pool cleaning and sanitizing system

#185
20080308482
2008-12-18

Electric deionized water production apparatus

#186
20080302651
2008-12-11

Performance Maintaining Method For Electrolyzed Functional Water Generating Apparatus

#187
20080272060
2008-11-06

Method and device for cleaning circulation water

#188
20080245739
2008-10-09

Method of treating organic compounds in wastewater

#189
20080223731
2008-09-18

Advanced Electro-Coagulation Device And Process Of Using The Same For Wastewater Treatment

#190
20080128292
2008-06-05

Electronic pool water treatment system

#191
20080128282
2008-06-05

Electronic pool water treatment system

#192
20080078672
2008-04-03

Hybrid Capacitive Deionization and Electro-Deionization (CDI-EDI) Electrochemical Cell for Fluid Purification

#193
20080053840
2008-03-06

Electrode, ozone generator, and ozone production method

#194
20080053822
2008-03-06

Water purification apparatus

#195
20080006584
2008-01-10

Treatment of a waste stream through production and utilization of oxyhydrogen gas

#196
20070284313
2007-12-13

Submerged-type electrosorption-based water purification apparatus and method thereof

#197
20070284245
2007-12-13

Water treatment system

#198
20070272619
2007-11-29

Production of distinct water fractions

#199
20070246367
2007-10-25

Electrochemical capacitive concentration and deactivation of actinide nuclear materials

#200
20070227904
2007-10-04

Process for sewage water purification

#201
20070210009
2007-09-13

Process and apparatus for removal of biocolloids from water

#202
20070199868
2007-08-30

Wastewater Purification Method

#203
20070144911
2007-06-28

Apparatus and process for the sanitization of water

#204
20070138104
2007-06-21

Depressing precipitation of sparingly soluble salts in a water supply

#205
20070129265
2007-06-07

Apparatus for supplying mineral water

#206
20070084799
2007-04-19

Electrode system for electrokinetic floatation of paint sludge using low voltage DC current

#207
20070084770
2007-04-19

Disposable salt chlorine generator

#208
20070020158
2007-01-25

Photocatalyst water treating apparatus

#209
20070017877
2007-01-25

Water treatment system, apparatus and method

#210
20060249400
2006-11-09

Electrolytic sanitiser generator

#211
20060231502
2006-10-19

Mineral water producing system

#212
20060196767
2006-09-07

Apparatus for generating electrolysis water

#213
20060191785
2006-08-31

Mineral water generator

#214
20060118429
2006-06-08

Method for treating ETA-containing wastewater

#215
20060097878
2006-05-11

Chlorination system for swimming pools and the like

#216
20060081542
2006-04-20

Enhanced-solubility water

#217
20060054568
2006-03-16

Swimming pool cleaning and sanitizing system

#218
20060027506
2006-02-09

Water treatment system, apparatus and method

#219
20050230268
2005-10-20

Combined electrochemical system for scale treatment and eradicating bacteria in water supply systems

#220
20050224338
2005-10-13

Water treatment reactor for simultaneous electrocoagulation and advanced oxidation processes

#221
20050194263
2005-09-08

Electrochemical water purification system and method

#222
20050183964
2005-08-25

Electrochemical water purifier

#223
20050183947
2005-08-25

Electrolytic cell for removal of material from a solution

#224
20050109610
2005-05-26

Electrolytic water generation apparatus having stable performance of electrolytic water generation

#225
19228732
2025-12-02

Versatile physicochemical water treatment system and method

#226
15573232
2020-10-27

Filter device and washing method therefor

#227
15282550
2020-01-07

Continuous water filtration, disinfection and conservation system