ClassID:

29864

B01D61/52 - CPC Classification

Classification description:

Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor; Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization; Ion-selective electrodialysis Accessories; Auxiliary operation

Recent Application in this class:
#1
20260138092
2026-05-21

Diagnostic Methods and Apparatus for Electrodialysis

#2
20260115667
2026-04-30

Device and Process for Functionalization and Ion Exchange of Polymer Membranes

#3
20260102740
2026-04-16

Electrodialysis Systems and Methods

#4
20260092000
2026-04-02

Methods and Systems for Treating Phosphogypsum-Containing Water

#5
20260042065
2026-02-12

ELECTRODIALYSIS PROCESS WITH ACTIVE FOULANT REMOVAL SEQUENCE

#6
20250122103
2025-04-17

Fluid Purification Methods, Devices, and Systems

#7
20250001363
2025-01-02

SYSTEMS AND METHODS FOR SIZE SELECTIVE ELECTRODIALYTIC DESALTING

#8
20240375051
2024-11-14

DIAGNOSTIC METHODS AND APPARATUS FOR ELECTRODIALYSIS

#9
20240308888
2024-09-19

ELECTRODIALYSIS PROCESSES USING AN ORGANIC SOLVENT FOR SEPARATING DISSOLVED SPECIES

#10
20240066471
2024-02-29

HYBRID SYSTEM AND METHOD OF WASTE HEAT UTILIZATION-BASED PHOTOVOLTAIC POWER GENERATION AND SEAWATER DESALINATION

#11
20230405520
2023-12-21

CO2 CAPTURE AND CONVERSION USING A NOVEL MEMBRANE SYSTEM

#12
20230347293
2023-11-02

ELECTRODIALYSIS AND ELECTRODEIONIZATION SPACERS

#13
20230311067
2023-10-05

NON-GAS-EMITTING ELECTRODES FOR USE IN ELECTRODIALYSIS AND ELECTRODIONIZATION DESALINATION SYSTEMS

#14
20230285902
2023-09-14

Diagnostic methods and apparatus for electrodialysis

#15
20230173433
2023-06-08

DRYER USING ELECTROCHEMICAL REGENERATED LIQUID DESICCANT

#16
20230140234
2023-05-04

DEVICE FOR DELIVERING IONIC MATERIAL AND METHOD OF CONTROLLING THE SAME

#17
20230131310
2023-04-27

SWITCHING SYSTEM OF EDR WATER PURIFIER WITH THREE-WAY SOLENOID VALVE

#18
20230129450
2023-04-27

SWITCHING SYSTEM FOR EDR WATER PURIFIER WITH MULTIPLE SOLENOID VALVES

#19
20230127653
2023-04-27

SWITCHING SYSTEM OF EDR WATER PURIFIER WITH FOUR WAY SOLENOID VALVE

#20
20220371914
2022-11-24

Docking Station for Mobile Deionization Trailers and Related Methods

#21
20220243340
2022-08-04

A SYSTEM AND A METHOD FOR AN ELECTROCHEMICAL PROCESS

#22
20220211060
2022-07-07

PROCESS FOR DEMINERALIZING A MILK PROTEIN COMPOSITION, AND MILK PROTEIN COMPOSITION OBTAINABLE BY SAID PROCESS

#23
20220126238
2022-04-28

Structures for normalizing multi-planar flow distribution within an electrochemical separation system

#24
20220097004
2022-03-31

METHOD AND SYSTEM FOR REMOVING CARBON DIOXIDE FROM AIR

#25
20220073393
2022-03-10

Methods and Systems for Treating Phosphogypsum-Containing Water

#26
20220047994
2022-02-17

PROCESS OF ELECTRODIALYSIS FOR STABILIZING WINES WITH LOW WATER CONSUMPTION

#27
20220040642
2022-02-10

Ion-Selective Separation by Shock Electrodialysis

#28
20210387874
2021-12-16

HYBRID ELECTRODIALYSIS AND ELECTROLYSIS SYSTEMS AND PROCESSES

#29
20210285111
2021-09-16

Method and Device for the Electrochemical Utilization of Carbon Dioxide

#30
20210276892
2021-09-09

Electrodialysis processes using an organic solvent for separating dissolved species

#31
20210163320
2021-06-03

Fluid purification methods, devices, and systems

#32
20210162347
2021-06-03

Electrodialysis Process With Active Foulant Removal Sequence

#33
20210101806
2021-04-08

Device for purifying fluid using ion concentration polarization phenomenon and purification system

#34
20210001275
2021-01-07

Bipolar electrochemical spacer

#35
20200330924
2020-10-22

CONTROL OF THE CONCENTRATION-POLARIZATION LAYER LENGTH IN A MICROCHANNEL-MEMBRANE SYSTEM

#36
20200230555
2020-07-23

Method and device for asymmetric polarity inversion in electromembrane processes

#37
20200114314
2020-04-16

Diagnostic methods and apparatus for electrodialysis

#38
20190193030
2019-06-27

Bipolar electrochemical spacer

#39
20190092660
2019-03-28

Fluid purification methods, devices, and systems

#40
20190029793
2019-01-31

Implantable systems and methods for removing specific impurities from fluids such as blood

#41
20180296980
2018-10-18

Separation of Biomolecules and/or Demineralization of Solutions Containing Biomolecules and Ions by Electrochemical Ion Exchange

#42
20180265380
2018-09-20

ELECTROCHEMICAL SEPARATION DEVICE WITH SEGMENTED ELECTRODE

#43
20180111093
2018-04-26

Structures for normalizing multi-planar flow distribution within an electrochemical separation system

#44
20180036685
2018-02-08

Method for Fouling Reduction in Membrane Based Fluid-Flow Processes, and Device Capable of Performing Such Method

#45
20170088445
2017-03-30

Apparatus and process for separation and selective recomposition of ions

#46
20170001891
2017-01-05

Activating agent for treatment of radioactive wastewater and method using the same for radioactive wastewater treatment

#47
20170001887
2017-01-05

Fluid purification methods, devices, and systems

#48
20160310902
2016-10-27

ELECTRODIALYSIS SPACER AND STACK

#49
20160310901
2016-10-27

MODULAR MEMBRANE STACK DESIGN

#50
20160236954
2016-08-18

Electrochemical separation device

#51
20160229718
2016-08-11

Apparatus and process for separation and selective recomposition of ions

#52
20160228820
2016-08-11

Electrolyte chemistry and improved stack performance in high brine concentration electrodialysis

#53
20160199784
2016-07-14

Separating and Demineralizing Biomolecule Solutions by Electrodialysis

#54
20160187305
2016-06-30

Current-efficient suppressor and pretreatment device and method

#55
20160146753
2016-05-26

Method of detecting and quantifying perchlorate contamination

#56
20160081786
2016-03-24

Implantable systems and methods for removing specific impurities from fluids such as blood

#57
20150182915
2015-07-02

Method and system for improved process parameter control of a liquid composition in a reverse electro-enhanced dialysis (REED) system

#58
20150041323
2015-02-12

Cell for depolarised electrodialysis of salt solutions

#59
20150041322
2015-02-12

Desalination system and method

#60
20140202862
2014-07-24

Apparatus and process for separation and selective recomposition of ions

#61
20140202861
2014-07-24

Apparatus and process for separation and selective recomposition of ions

#62
20140042029
2014-02-13

System for rinsing electrodialysis electrodes

#63
20140008227
2014-01-09

Electrodialysis unit for water treatment

#64
20130248371
2013-09-26

Electrodeionization device and method comprising control of the electric current by measurement of ion-exchange material expansion

#65
20130199931
2013-08-08

Electrochemically regenerated water deionization

#66
20130105325
2013-05-02

Apparatus for compression of a stack and for a water treatment system

#67
20120232458
2012-09-13

Implantable systems and methods for removing specific impurities from fluids such as blood

#68
20120152747
2012-06-21

High-pressure electrodialysis device

#69
20120138467
2012-06-07

Electrodeionization device and method comprising control of the electric current by measurement of ion-exchange material expansion

#70
20120097541
2012-04-26

Apparatus and process for separation and selective recomposition of ions

#71
20120031763
2012-02-09

ELECTRODIALYZER

#72
20120024704
2012-02-02

Modular apparatus for a saltwater desalinating system, and method for using same

#73
20110303544
2011-12-15

Apparatus for fluid purification and methods of manufacture and use thereof

#74
20110284377
2011-11-24

Systems and methods for removing hydrogen peroxide from water purification systems

#75
20110278171
2011-11-17

Method and system for improved process parameter control of a liquid composition in a reverse electro-enhanced dialysis (REED) system

#76
20110215000
2011-09-08

Process for controlling the pH and level of target ions of a liquid composition

#77
20110162967
2011-07-07

ION EXCHANGE ELEMENT, SPACER COMPONENT, AND DEVICES MADE THEREFROM

#78
20110117395
2011-05-19

Device and Method for Performing a Reverse Electrodialysis Process

#79
20110114489
2011-05-19

Method of simultaneous anion and cation suppression in a continuous electrodeionization apparatus

#80
20100187127
2010-07-29

Membrane restoration

#81
20090204050
2009-08-13

Method and system for colloid exchange therapy

#82
20090159460
2009-06-25

Electrodialysis device and process

#83
20090127194
2009-05-21

ELECTRODIALYSIS REVERSAL AND ELECTROCHEMICAL WASTEWATER TREATMENT METHOD OF COMPOUND CONTAINING NITROGEN

#84
20090000945
2009-01-01

Membrane electrode assemblies and electropaint systems incorporating same

#85
20080160357
2008-07-03

Increased Conductivity and Enhanced Electrolytic and Electrochemical Processes

#86
20080105548
2008-05-08

Apparatus for fluid purification

#87
20080067071
2008-03-20

CONCENTRATE RECYCLE LOOP WITH FILTRATION MODULE

#88
20070215477
2007-09-20

Bipolar Chamber and Electrochemical Liquid Treatment Apparatus Having Such Bipolar Chamber

#89
20070175766
2007-08-02

Regeneration of electrolytic ion exchange cells

#90
20070056847
2007-03-15

Electrochemical liquid treatment equipments

#91
20070039825
2007-02-22

Membrane electrode assemblies and electropaint systems incorporating same

#92
20060231495
2006-10-19

Regeneration of adsorption media within electrical purification apparatuses

#93
20060231404
2006-10-19

Method of ion chromatography wherein a specialized electrodeionization apparatus is used

#94
20060231403
2006-10-19

Chambered electrodeionization apparatus with uniform current density, and method of use

#95
20060169581
2006-08-03

Spiral electrodeionization device with flow distribution profiling

#96
20060169580
2006-08-03

Spiral electrodeionization device with segregated ionic flows

#97
20060163138
2006-07-27

Method and system for colloid exchange therapy

#98
20060163056
2006-07-27

Spiral electrodeionization device with uniform operating characteristics

#99
20060157422
2006-07-20

Water treatment system and method

#100
20060118420
2006-06-08

Ion exchange element, spacer component and devices made therefrom

#101
20060091077
2006-05-04

Concentrate recycle loop with filtration module

#102
20060060532
2006-03-23

Water desalination process and apparatus

#103
20060027457
2006-02-09

Apparatus for electrodeionization and method for operating the same

#104
20050252857
2005-11-17

Smart membranes for nitrate removal, water purification, and selective ion transportation

#105
20050241942
2005-11-03

Device and method for regenerating an electroless metal plating bath

#106
20050238937
2005-10-27

Highly conductive ordered ion exchange membranes

#107
20050217995
2005-10-06

Advanced electrodeionization for fluid recycling

#108
20050183956
2005-08-25

Electrodialysis device

#109
20050121397
2005-06-09

Fractional deionization process

#110
20050103722
2005-05-19

Water treatment system and method

#111
20050098436
2005-05-12

Electrodeionization apparatus

#112
20050040115
2005-02-24

Advanced electrodeionization for fluid recycling

#113
20050029124
2005-02-10

Selectable ion concentrations with electrolytic ion exchange

#114
20050016932
2005-01-27

Electrodeionization device and methods of use

#115
14971838
2018-04-10

Recycle loop for reduced scaling in bipolar membrane electrodialysis