ClassID:

33440

B01J39/18 - CPC Classification

Classification description:

Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties; Organic material Macromolecular compounds

Sub-classes:
Recent Application in this class:
#1
20260109609
2026-04-23

METHOD OF PRODUCING ACTIVATED CARBON AND SILICA AND RECYCLING RESOURCES

#2
20260103437
2026-04-16

METHOD FOR PRODUCING PURIFIED QUATERNARY AMMONIUM COMPOUND AQUEOUS SOLUTION

#3
20260100661
2026-04-09

ELECTRICAL ADHESIVE DEVICE, METHOD FOR MANUFACTURING SAME, AND ELECTROSTATIC CLUTCH COMPRISING SAME

#4
20260091381
2026-04-02

ETHYLENE OXIDE NEUTRALIZING MATERIAL INCORPORATING ION EXCHANGE RESINS

#5
20260071298
2026-03-12

Continuous Ion Exchange Processes for Separating Rare Earth Elements

#6
20260070047
2026-03-12

DUAL-FIBER ION-EXCHANGE MEMBRANES

#7
20260008686
2026-01-08

SYSTEMS AND METHODS FOR GENERATING RADIONUCLIDES

#8
20250376390
2025-12-11

METHODS AND APPARATUS FOR REGENERATION OF RESIN FOR WATER PURIFICATION

#9
20250372274
2025-12-04

SYSTEMS AND METHODS FOR GENERATING RADIONUCLIDES

#10
20250368525
2025-12-04

SYSTEMS AND METHODS FOR GENERATING RADIONUCLIDES

#11
20250313752
2025-10-09

METHOD FOR PRODUCING AQUEOUS SOLUTION OF PURIFIED AMINOSILANOL COMPOUND AND AMINOSILOXANE COMPOUND, AND COMPOSITION FOR ETCHING

#12
20240417299
2024-12-19

MOLECULAR MODIFICATION PROCESS FOR WASTEWATER TREATMENT AND PURIFICATION

#13
20240375083
2024-11-14

BLOOD CELL SEPARATION AGENT, AND BLOOD CELL SEPARATION METHOD USING SAME

#14
20240293801
2024-09-05

Regeneration of polymeric cyclodextrin adsorbents

#15
20240238761
2024-07-18

REGENERATION OF POLYMERIC CYCLODEXTRIN ADSORBENTS

#16
20240226808
2024-07-11

DETACHABLE CHEMICAL FILTERS

#17
20240165602
2024-05-23

ION EXCHANGE POLYMERS AND ION EXCHANGE MEMBRANES INCORPORATING SAME

#18
20240140899
2024-05-02

SMB SEPARATOR FOR ORGANIC ACID PURIFICATION USING A STRONG ACID CATION RESIN

#19
20240002263
2024-01-04

WATER SOFTENING DEVICE, RECYCLING METHOD FOR WATER SOFTENING DEVICE, AND METHOD FOR CLEANING WATER SOFTENING DEVICE

#20
20230391620
2023-12-07

Compositions, Processes and Systems to Produce Hypochlorous Acid

#21
20230356210
2023-11-09

METHOD FOR REMOVING ACIDS FROM ORGANIC SOLVENTS

#22
20230356208
2023-11-09

Composite Extractant-Enhanced Polymer Resin, Method of Making the Same, and Its Usage for Extraction of Valuable Metal(s)

#23
20230183173
2023-06-15

SYSTEM FOR SYSTEM FOR PREPARING HIGH-PURITY TAURINE AND SALT

#24
20230100967
2023-03-30

Membrane Stacks and Their Uses

#25
20230079295
2023-03-16

METHOD FOR PRODUCING LITHIUM HYDROXIDE

#26
20230074483
2023-03-09

MEMBRANES FOR THE TARGETED EXTRACTION OF PHOSPHATE

#27
20230017362
2023-01-19

NEW LITHIUM-SODIUM SEPARATION METHOD

#28
20220002891
2022-01-06

Method and device of removing and recycling metals from mixing acid solution

#29
20210354993
2021-11-18

METHODS AND SYSTEMS FOR SEPARATION OF THORIUM FROM URANIUM AND THEIR DECAY PRODUCTS

#30
20210340340
2021-11-04

Gamma irradiation of ion exchange resins to remove or trap halogenated impurities

#31
20210340174
2021-11-04

SEPARATING AGENT FOR HUMAN INSULIN PURIFICATION AND HUMAN INSULIN PURIFICATION METHOD

#32
20210332008
2021-10-28

Method and system for preparing high-purity taurine and salt

#33
20210245149
2021-08-12

Ion exchange resin transportation and storage

#34
20210187492
2021-06-24

Composite Extractant-Enhanced Polymer Resin, Method of Making the Same, and Its Usage for Extraction of Valuable Metal(s)

#35
20210032143
2021-02-04

Water-Hardness Reducing Apparatus for Reducing the Formation of Chalk Deposits in a Water Supply

#36
20210008539
2021-01-14

Multi-column continuous resin regeneration system

#37
20210008499
2021-01-14

BIPOLAR MEMBRANE AND PROCESS FOR PRODUCING THE SAME

#38
20200376479
2020-12-03

Ion Conducting Membranes With Low Carbon Dioxide Crossover

#39
20200347154
2020-11-05

Method for the production of pullulan capsules

#40
20200024163
2020-01-23

WASTEWATER FILTRATION METHOD AND SYSTEM

#41
20190376154
2019-12-12

Filter media for the removal of particles, ions, and biological materials, and decolorization in a sugar purification process, and use thereof

#42
20190366322
2019-12-05

Method of cleaning resins

#43
20190352198
2019-11-21

Water softening device and method of operating a water softening device

#44
20190344256
2019-11-14

Methods, compositions and kits useful for pH gradient cation exchange chromatography

#45
20190300464
2019-10-03

Method for purifying organic solvent

#46
20190292680
2019-09-26

ELECTRO-CERAMIC COATING BATH CLEANUP BY A HYBRID ION EXCHANGE PRECIPITATION PROCESS

#47
20190282966
2019-09-19

Ion exchange membrane and filter module using same

#48
20190232273
2019-08-01

Continuous resin regeneration system

#49
20190185588
2019-06-20

Phosphonium-crosslinked chitosan and methods for using and producing the same

#50
20190176143
2019-06-13

Ion exchange resin transportation and storage

#51
20190055131
2019-02-21

Method for producing purified aqueous solution of silicic acid

#52
20190054457
2019-02-21

Composite extractant-enhanced polymer resin, method of making the same, and its usage for extraction of valuable metal(s)

#53
20190013551
2019-01-10

Polymeric ion traps for suppressing or minimizing transition metal ions and dendrite formation or growth in lithium-ion batteries

#54
20190013108
2019-01-10

Process for producing Gallium-68 through the irradiation of a solution target

#55
20190010063
2019-01-10

DEIONIZATION DEVICE

#56
20190009267
2019-01-10

Purification process for hydrolysable organic solvent

#57
20190009266
2019-01-10

Purification process for hydrophilic organic solvent

#58
20180282169
2018-10-04

SILICA SYNTHESIS

#59
20180258238
2018-09-13

Gamma irradiation of ion exchange resins to remove or trap halogenated impurities

#60
20180207631
2018-07-26

MATERIALS AND METHODS FOR THE SELECTIVE RECOVERY OF MULTIVALENT PRODUCTS

#61
20180200709
2018-07-19

Aluminum-doped, iminoacetic acid group-containing chelate resins

#62
20180141037
2018-05-24

ION EXCHANGE COLUMN AND METHODS OF MAKING AND USING THE SAME

#63
20180134554
2018-05-17

Methods and systems for purifying hydrogen peroxide solutions

#64
20180126370
2018-05-10

Ion exchange membrane

#65
20180116254
2018-05-03

PASTEURIZATION PLANT HAVING AN ION EXCHANGE DEVICE AND METHOD OF OPERATING A PASTEURIZATION PLANT

#66
20180111892
2018-04-26

Materials and methods for the selective recovery of multivalent products

#67
20180050337
2018-02-22

Ion exchange resin transporation and storage

#68
20180043346
2018-02-15

Ion exchange polymers and ion exchange membranes incorporating same

#69
20170320053
2017-11-09

Bipolar ion exchange sheet and manufacturing method therefor

#70
20170320051
2017-11-09

POROUS SILICA AND CHROMATOGRAPHIC CARRIER

#71
20170319735
2017-11-09

WASTE TANK FILTER FOR A VEHICLE

#72
20170312415
2017-11-02

Sorbent cartridge to measure solute concentrations

#73
20170297939
2017-10-19

GREYWATER RECYCLING SYSTEMS AND DEVICES, AND RELATED METHODS

#74
20170236604
2017-08-17

Platinum oxide colloidal solution, manufacturing method therefor, manufacture apparatus thereof, and method of injection noble metal of boiling water nuclear power plant

#75
20170197203
2017-07-13

REGENERATABLE ION EXCHANGE MATERIAL FOR REDUCING THE AMOUNT OF CO2

#76
20170057848
2017-03-02

Ion exchange membrane, ion exchange membrane laminated body provided with ion exchange membrane, electrochemical cell provided with ion exchange membrane laminated body, and water treatment apparatus provided with electrochemical cell

#77
20170047136
2017-02-16

Ion exchange column configured to reduce internal levels of radiolytic hydrogen gas

#78
20170029299
2017-02-02

PHYSICO-CHEMICAL PROCESS FOR REMOVAL OF NITROGEN SPECIES FROM RECIRCULATED AQUACULTURE SYSTEMS

#79
20170028395
2017-02-02

Ion exchange process

#80
20160358683
2016-12-08

PROCESS FOR PRODUCING GALLIUM-68 THROUGH THE IRRADIATION OF A SOLUTION TARGET

#81
20160296926
2016-10-13

Materials and methods for the selective recovery of multivalent products

#82
20160289790
2016-10-06

Selective regeneration of isotope-specific media resins in systems for separation of radioactive isotopes from liquid waste materials

#83
20160229712
2016-08-11

Device for purifying a liquid

#84
20160207785
2016-07-21

Method for the separation of metal ions that are divalent or higher from strong acids or highly acidic media

#85
20150224472
2015-08-13

Porous graft copolymer particles, method for producing same, and adsorbent material using same

#86
20150203593
2015-07-23

Solid support with a grafted chain

#87
20150190800
2015-07-09

Method for producing polymer, and polymer

#88
20150139870
2015-05-21

PREPARATION OF CHITOSAN-BASED MICROPOROUS COMPOSITE MATERIAL AND ITS APPLICATIONS

#89
20140228457
2014-08-14

Solid support with a grafted chain

#90
20140190876
2014-07-10

Sorbent cartridge to measure solute concentrations

#91
20140018457
2014-01-16

Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom

#92
20140005286
2014-01-02

Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom

#93
20130264273
2013-10-10

Submersible filters for use in separating radioactive isotopes from radioactive waste materials

#94
20130203874
2013-08-08

Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom

#95
20130084460
2013-04-04

Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom

#96
20130064982
2013-03-14

Cation exchange materials prepared in aqueous media

#97
20130055855
2013-03-07

Gallium-68 purification

#98
20130053460
2013-02-28

Shell functionalized ion exchange resins

#99
20130004586
2013-01-03

Biologically Efficacious Compositions, Articles of Manufacture and Processes for Producing and/or Using Same

#100
20120211419
2012-08-23

Resin for precipitation of minerals and salts, methods of manufacture and uses thereof

#101
20120035283
2012-02-09

Expandable functional TFE copolymer fine powder, the expanded functional products obtained therefrom and reaction of the expanded products

#102
20110309017
2011-12-22

METHODS AND DEVICES FOR ENHANCING CONTAMINANT REMOVAL BY RARE EARTHS

#103
20110100916
2011-05-05

Solid support with a grafted chain

#104
20110091509
2011-04-21

Benzonatate compositions and methods of use

#105
20110039960
2011-02-17

Expandable Functional TFE Copolymer Fine Powder, the Expanded Functional Products Obtained Therefrom and Reaction of the Expanded Products

#106
20110003367
2011-01-06

Material for capturing microbes, device for capturing microbes, method of capturing microbes, and method of producing material for capturing microbes

#107
20100176044
2010-07-15

FILTER MEDIUM

#108
20070175329
2007-08-02

Chemical filter

#109
20070084775
2007-04-19

Mixtures of substances

#110
20060258853
2006-11-16

Adsorbent of high-mobility-group protein and body fluid-purification column

#111
20050035045
2005-02-17

In-tank time release ion exchange resin containing a fuel additive

#112
20050004240
2005-01-06

Monodisperse anion exchangers