ClassID:

86554

C02F2201/46 - CPC Classification

Classification description:

Apparatus for treatment of water, waste water or sewage Apparatus for electrochemical processes

Sub-classes:
Recent Application in this class:
#1
20260125299
2026-05-07

SEMICONDUCTOR MANUFACTURING WASTEWATER TREATMENT SYSTEM AND SEMICONDUCTOR MANUFACTURING WASTEWATER TREATMENT METHOD USING THE SAME

#2
20260062324
2026-03-05

METHODS FOR PRODUCING 1T'-PHASE TRANSITION METAL DICHALCOGENIDES AND ELECTROCHEMICAL CAPACITATOR COMPRISING THE SAME FOR WATER DESALINATION

#3
20260022039
2026-01-22

CAPACITIVE DEIONIZATION ELECTRODE AND METHOD FOR MANUFACTURING THE SAME

#4
20260001790
2026-01-01

FARADIC POROSITY CELL

#5
20250282655
2025-09-11

DECONTAMINATION OF FLUIDS VIA JOULE-HEATING

#6
20250276917
2025-09-04

PLASMA WATER TREATMENT APPARATUS FOR REMOVING COLOR WITH RESTRAINING TOTAL NITROGEN AND METHOD THEREOF

#7
20250100911
2025-03-27

Flow electrode capacitive deionization system and method for recovering phosphorus in phosphogypsum leachate and synchronous performing brine desalination

#8
20250066228
2025-02-27

ENHANCED SYSTEM AND METHOD FOR REMOVAL OF PFAS FROM AQUEOUS MATERIALS

#9
20250019277
2025-01-16

Sequentially Stacked Multi-Stage Desalination System and Method

#10
20250011200
2025-01-09

PHOTOELECTROCHEMICAL (PEC) SYSTEM AND METHOD, AND REDOX-FUNCTIONALIZED PHOTOELECTRODE FOR SEPARATION OF IONS

#11
20250002376
2025-01-02

PLASMA WATER TREATMENT

#12
20240417286
2024-12-19

Water Negative Ion Generating Device and Control Circuit Arrangement Thereof

#13
20240375978
2024-11-14

METHOD AND APPARATUS FOR ELECTROCHEMICAL DEWATERING OF SUSPENSIONS OF CELLULOSIC NANOMATERIALS

#14
20240262719
2024-08-08

CONCENTRIC ELECTROCHEMICAL DEVICE

#15
20240116784
2024-04-11

ROTARY TYPE CAPACITIVE DEIONIZATION APPARATUS

#16
20240067541
2024-02-29

Apparatuses and methods for treating biofilm and legionella in cooling tower systems

#17
20230416122
2023-12-28

Return Flow System for Ion Concentration Polarization (ICP)

#18
20230212041
2023-07-06

Method and apparatus for electrochemical dewatering of suspensions of cellulosic nanomaterials

#19
20230065482
2023-03-02

Desalination systems of photovoltaic direct-driven membrane capacitive deionization

#20
20230009958
2023-01-12

PLASMA WATER TREATMENT APPARATUS FOR REMOVING COLOR WITH RESTRAINING TOTAL NITROGEN AND METHOD THEREOF

#21
20220399560
2022-12-15

BIOELECTROCHEMICAL SYSTEM FOR TREATMENT OF ORGANIC LIQUID WASTES

#22
20220348481
2022-11-03

Rotary type capacitive deionization apparatus

#23
20220298030
2022-09-22

PLASMA WATER TREATMENT

#24
20220250955
2022-08-11

Tandem electrodialysis cell systems based on the use of redox couples

#25
20220119275
2022-04-21

Dielectric barrier discharge for ballast water treatment using optimized voltage shape control

#26
20220073381
2022-03-10

METHOD FOR MANUFACTURING COMPOSITE CAPACITIVE DEIONIZATION ELECTRODE,COMPOSITE CAPACITIVE DEIONIZATION ELECTRODE, AND ASSEMBLY THEREOF

#27
20220017388
2022-01-20

APPARATUS AND METHOD FOR ENHANCED CAPACITIVE DEIONIZATION OF CONTAMINATED WATER

#28
20220009801
2022-01-13

Method and apparatus for plasma treatment of liquids in continuous flow

#29
20210395115
2021-12-23

Underwater plasma discharge device and water treatment system using same

#30
20210363033
2021-11-25

Capacitive deionization desalination device

#31
20210331947
2021-10-28

METHOD FOR SELECTIVE SEPARATION OF IONIC SPECIES FROM IONIC SOLUTION BASED ON IONIC HYDRATED SIZE

#32
20210221711
2021-07-22

Deionization electrode, apparatus and method for deionization electrode, electrode module and deionization module

#33
20210206667
2021-07-08

Gas/liquid plasma reactor with pulsed power supply and secondary direct current electrodes

#34
20210107810
2021-04-15

ELECTRICALLY CONDUCTIVE POLYMER THIN-FILMS

#35
20210061682
2021-03-04

Dual-Channel Double-Electrode Cache Device for Continous Deionization of High Salinity Waters

#36
20210039970
2021-02-11

Desalination device electrode activation

#37
20200308028
2020-10-01

Return flow system for ion concentration polarization (ICP) desalination

#38
20200295381
2020-09-17

Carbon based electrode with large geometric dimensions

#39
20200180982
2020-06-11

Desalination device and method of manufacturing such a device

#40
20200140311
2020-05-07

Deep sludge dewatering method using electroosmosis with filter bags

#41
20200115258
2020-04-16

DECONTAMINATION OF FLUIDS VIA JOULE-HEATING

#42
20200102231
2020-04-02

Gas/liquid plasma reactor with pulsed power supply and secondary direct current electrodes

#43
20200024158
2020-01-23

Faradic porosity cell

#44
20190359506
2019-11-28

System and method for high efficiency electrochemical desalination

#45
20190308893
2019-10-10

Bipolar CDI electrode, bipolar cdi electrode module and water treatment apparatus using the same

#46
20190282966
2019-09-19

Ion exchange membrane and filter module using same

#47
20190270654
2019-09-05

Defined Carbon Porosity for Enhanced Capacitive Charging

#48
20190096592
2019-03-28

COMPOSITE MATERIAL AND ELECTRODE APPLIED WITH COMPOSITE MATERIAL AND METHODS OF MANUFACTURING THE SAME

#49
20190092657
2019-03-28

Electrocoagulation unit

#50
20190023589
2019-01-24

Electrocoagulation unit

#51
20180362370
2018-12-20

Electrodialysis systems and methods for desalination

#52
20180334396
2018-11-22

Defined Carbon Porosity for Sustainable Capacitive Charging

#53
20180186666
2018-07-05

System and method for reducing the dissolved solids of a non-potable aqueous flow

#54
20180148353
2018-05-31

Plasma water purifier having packed bed discharges with water dielectric barriers

#55
20180057368
2018-03-01

Apparatus and method for generating metal ions in a fluid stream

#56
20180037484
2018-02-08

System and Method for Purifying Water

#57
20180002203
2018-01-04

WATER TREATMENT DEVICE, WATER TREATMENT METHOD, STERILE WATER PRODUCTION DEVICE, AND STERILE WATER PRODUCTION METHOD

#58
20170313603
2017-11-02

Devices for the treatment of liquids using plasma discharges and related methods

#59
20170240439
2017-08-24

Ion Exchange Membranes And Methods Of Making The Same

#60
20170144902
2017-05-25

Phased charging and discharging in capacitive desalination

#61
20170056440
2017-03-02

Method for manufacturing hydrogen-saturated deuterium-depleted water

#62
20170050868
2017-02-23

PHOTOVOLTAIC POWERED ELECTRODIALYSIS DESALINATION SYSTEM

#63
20170037206
2017-02-09

Curable compositions and membranes

#64
20160346741
2016-12-01

Anion exchange membranes and process for making

#65
20160326027
2016-11-10

Apparatus for purifying a fluid and method for purifying a fluid, in particular by means of the aforesaid apparatus

#66
20160326025
2016-11-10

Capacitive deionization apparatus and method for manufacturing the same

#67
20160280568
2016-09-29

Storage and delivery for a water treatment system and method of using the same

#68
20160280566
2016-09-29

System for separating contaminants from fluids

#69
20160272516
2016-09-22

System and method for capacitive deionization of a fluid

#70
20160251240
2016-09-01

Devices for the treatment of liquids using plasma discharges and related methods

#71
20160228823
2016-08-11

ION EXCHANGE MEMBRANE AND FILTER MODULE USING SAME

#72
20160207800
2016-07-21

Composite electrode for desalination comprising ion-exchange membrane, manufacturing method thereof, and desalination apparatus using same

#73
20160207008
2016-07-21

Devices including a membrane formed from a curable composition

#74
20160185629
2016-06-30

Curable compositions and membranes

#75
20160176729
2016-06-23

CDI type water treatment apparatus

#76
20160167984
2016-06-16

Potential of zero charge-based capacitive deionization

#77
20160159673
2016-06-09

Wastewater treatment plant and method for treatment of waste sludge

#78
20160159667
2016-06-09

Electrical-storage type desalination electrode module, production method therefor and desalination device using same

#79
20160145125
2016-05-26

Layered electrodeionization device with discreet anion chamber

#80
20160115046
2016-04-28

Low scale potential water treatment

#81
20160068413
2016-03-10

WATER TREATMENT SYSTEM

#82
20160039688
2016-02-11

WATER RECLAMATION SYSTEM AND DEIONIZATION TREATMENT DEVICE, AND WATER RECLAMATION METHOD

#83
20160031730
2016-02-04

Systems and methods for ion separation in an aqueous solution

#84
20160023925
2016-01-28

POLARIZED ELECTRODIALYSIS

#85
20160009573
2016-01-14

Flow distributors for electrochemical separation

#86
20160002076
2016-01-07

Electrochemical water softening system

#87
20150368125
2015-12-24

Techniques for promoting current efficiency in electrochemical separation systems and methods

#88
20150357651
2015-12-10

Apparatus and methods for treating water and generating electrical power

#89
20150344332
2015-12-03

ELECTROCHEMICAL SEPARATION SYSTEMS AND METHODS

#90
20150340172
2015-11-26

MESOPOROUS CARBON COMPOSITE MATERIAL, PRODUCTION METHODS THEREOF, AND ELECTRONIC DEVICE INCLUDING THE SAME

#91
20150336820
2015-11-26

Electro-deionization control system

#92
20150336819
2015-11-26

ION ABSORPTION/DESORPTION DEVICE AND A METHOD THEREOF AS WELL AS A PH ADJUSTOR

#93
20150315041
2015-11-05

System and method for desalination

#94
20150315040
2015-11-05

Apparatus with flow-through capacitors for the purification of a liquid and process for the purification of said liquid

#95
20150299016
2015-10-22

Water treatment device

#96
20150299003
2015-10-22

Electrodesalination system and method

#97
20150299002
2015-10-22

ACTIVE CARBON FILTER SYSTEM AND METHOD

#98
20150299001
2015-10-22

Anion exchange membranes and process for making

#99
20150291452
2015-10-15

Ion exchange membrane, method for producing same, and electrodialyzer

#100
20150274555
2015-10-01

Redox desalination system for clean water production and energy storage

#101
20150259224
2015-09-17

Apparatus for purifying a fluid and method for purifying a fluid, in particular by means of the aforesaid apparatus

#102
20150246831
2015-09-03

Devices and methods for storing, processing, and delivering a processed liquid

#103
20150239756
2015-08-27

ELECTRODE, METHOD FOR PRODUCING SAME, AND FLOW-THROUGH CAPACITOR INCLUDING SAME

#104
20150239755
2015-08-27

Discharge unit

#105
20150225268
2015-08-13

LOW SCALE POTENTIAL WATER TREATMENT

#106
20150225267
2015-08-13

Electrodeionization module and apparatus

#107
20150225266
2015-08-13

Composition for electrode of capacitive deionization apparatus, and electrode including same

#108
20150218019
2015-08-06

Electrical deionization apparatus

#109
20150191371
2015-07-09

Liquid treatment device, liquid treatment method, and plasma treatment liquid

#110
20150175449
2015-06-25

Capacitive deionization electrodes, capacitive deionization apparatuses including the same, and production methods thereof

#111
20150166375
2015-06-18

Systems and methods for water treatment

#112
20150166372
2015-06-18

ELECTRODE MADE FROM XEROGEL SHEET COATED WITH SILICA FILM

#113
20150158747
2015-06-11

DEIONIZATION FILTER, WATER TREATMENT APPARATUS COMPRISING DEIONIZATION FILTER, AND METHOD FOR REGENERATING DEIONIZATION FILTER

#114
20150158746
2015-06-11

Method, apparatus and system for desalinating saltwater

#115
20150125764
2015-05-07

Flow Battery Using Non-Newtonian Fluids

#116
20150122657
2015-05-07

Electrical purification apparatus having a blocking spacer

#117
20150102255
2015-04-16

Liquid treatment device and liquid treatment method

#118
20150090654
2015-04-02

Apparatus and method for generating metal ions in a fluid stream

#119
20150090593
2015-04-02

Fluid conditioning

#120
20150041322
2015-02-12

Desalination system and method

#121
20150027890
2015-01-29

Performance enhancement of electrochemical deionization devices by pre-treatment with cation exchange resins

#122
20150001164
2015-01-01

Submerged arc removal of contaminants from liquids

#123
20140367262
2014-12-18

Capacitive deionization apparatus and methods of treating a fluid using the same

#124
20140346046
2014-11-27

Polarized electrode for flow-through capacitive deionization

#125
20140339087
2014-11-20

Supercapacitor desalination cells, devices and methods

#126
20140332386
2014-11-13

Method of building massively-parallel ion concentration polarization separation device

#127
20140115877
2014-05-01

Methods of making a cell stack for an electrical purification apparatus

#128
20120259027
2012-10-11

Curable compositions and membranes

#129
20120248032
2012-10-04

Curable compositions and membranes

#130
20120248030
2012-10-04

Curable compositions and membranes

#131
20120248029
2012-10-04

Curable compositions and membranes

#132
20120248028
2012-10-04

Curable compositions and membranes

#133
20120118744
2012-05-17

Electrochemical separation modules

#134
20120118743
2012-05-17

Electrical purification apparatus

#135
20120118742
2012-05-17

Techniques for promoting current efficiency in electrochemical separation systems and methods

#136
20120118738
2012-05-17

Method of providing a source of potable water

#137
20120118731
2012-05-17

Flow distributors for electrochemical separation

#138
20120118730
2012-05-17

Modular electrochemical systems and methods

#139
20120118729
2012-05-17

Modular electrochemical systems and methods

#140
20120118728
2012-05-17

Electrical purification apparatus having a blocking spacer

#141
20120117789
2012-05-17

Methods of making a cell stack for an electrical purification apparatus

#142
20110162964
2011-07-07

Systems and methods for water treatment

#143
20100213066
2010-08-26

LOW SCALE POTENTIAL WATER TREATMENT

#144
20090090627
2009-04-09

Method of providing a charge barrier flow-through capacitor system

#145
20080290546
2008-11-27

Method of making a charge barrier capacitor electrode

#146
20080289950
2008-11-27

Charge barrier flow-through capacitor-based method of deionizing a fluid

#147
20080067069
2008-03-20

LOW SCALE POTENTIAL WATER TREATMENT

#148
20060091013
2006-05-04

Electric demineralizer

#149
20050103634
2005-05-19

Method of making a flow through capacitor

#150
19022300
2025-05-27

Graphene electrostatic filtering device

#151
18145422
2023-07-25

Device for hydroxyl-radical-based water disinfection and purification and method of use

#152
15295972
2017-09-05

Three-electrode structure for capacitive deionization desalination

#153
14748654
2015-12-08

Method for purifying liquids

#154
14736847
2018-03-13

Energy efficient method for stripping COfrom seawater