ClassID:

33461

B01J45/00 - CPC Classification

Classification description:

Ion-exchange in which a complex or a chelate is formed; Use of material as complex or chelate forming ion-exchangers; Treatment of material for improving the complex or chelate forming ion-exchange properties

Recent Application in this class:
#1
20260103773
2026-04-16

AGENT FOR SELECTIVE METAL RECOVERY, METAL RECOVERY METHOD, AND METAL ELUTION METHOD

#2
20250229264
2025-07-17

METAL-ION CHELATING MATERIAL, A CHEMICAL SAMPLING DEVICE COMPRISING THE METAL-ION CHELATING MATERIAL AND A METHOD OF SYNTHESIZING THE METAL-ION CHELATING MATERIAL

#3
20250135449
2025-05-01

WATER-SOLUBLE CHELATING POLYMER AND METHOD FOR PRODUCING SAME

#4
20240295008
2024-09-05

Separation of base metals

#5
20240157354
2024-05-16

DRY ION EXCHANGE RESIN MANUFACTURING METHOD AND MANUFACTURING DEVICE, AND TREATMENT TARGET LIQUID PURIFYING METHOD AND PURIFYING DEVICE

#6
20230406727
2023-12-21

Filter for water-purification device and water-purification device including the same

#7
20230390707
2023-12-07

PREPARATION OF METALLOCENE CONTAINING CATIONIC POLYMERS FOR ANION EXCHANGE APPLICATIONS

#8
20230278024
2023-09-07

METHOD OF MANUFACTURING INORGANIC ION EXCHANGER FOR THE SELECTIVE EXTRACTION OF LITHIUM FROM LITHIUM-CONTAINING NATURAL AND TECHNOLOGICAL BRINES

#9
20230220310
2023-07-13

Precursor polyelectrolyte complexes compositions

#10
20220331726
2022-10-20

Filter and metal ion removing method

#11
20220259058
2022-08-18

Process For Purifying Potassium Chloride

#12
20220072510
2022-03-10

Reaction method for reacting reaction object with liquid containing the reaction object being in contact with granular porous body

#13
20220072509
2022-03-10

METHOD FOR LIQUID-TO-SOLID PHASE SEPARATION OF URANIUM AND URANYL CONTAMINANT FROM VARIOUS SOLUTIONS

#14
20220055927
2022-02-24

DESALINATION OF WATER USING A COMPLEXING AGENT ATTACHED TO A MAGNETIC NANOPARTICLE

#15
20220023851
2022-01-27

SOLID-PHASE CHELATOR MATERIAL, METHOD FOR PRODUCING THEREOF AND USE THEREOF FOR THE PURIFICATION OF PROTEINS

#16
20220020507
2022-01-20

Method for conditioning ion exchange resins and apparatus for carrying out the method

#17
20220001372
2022-01-06

METHOD FOR PRODUCING RESIN USEFUL IN SEMICONDUCTOR MANUFACTURING

#18
20210371293
2021-12-02

Installation and Method for Separating at Least One Ionic Species from a Solution Comprising at Least Said Ionic Species and Lithium

#19
20210347656
2021-11-11

Filter for water-purification device and water-purification device including the same

#20
20210344059
2021-11-04

Process for recovering components from alkaline batteries

#21
20210317027
2021-10-14

Device for purifying drinking water in multiple stages

#22
20210230022
2021-07-29

Filter and metal ion removal device

#23
20210187422
2021-06-24

Filter, metal ion removing method, and metal ion removing apparatus

#24
20210163309
2021-06-03

Process for polishing metal contaminants from an acidic solution comprising scandium

#25
20210146313
2021-05-20

Preparation of metallocene containing cationic polymers for anion exchange applications

#26
20210108162
2021-04-15

Precursor polyelectrolyte complex compositions in dual chamber dispensing system

#27
20210046423
2021-02-18

Membranes for enhancing rates of water dissociation and water formation

#28
20200369795
2020-11-26

METHOD AND APPARATUS FOR PRODUCING CHELATE RESIN, AND METHOD FOR PURIFYING TO-BE-TREATED LIQUID

#29
20200298207
2020-09-24

Process for recovery of lithium from brine

#30
20200155996
2020-05-21

Method and system for recovering acidic gas

#31
20200048104
2020-02-13

Mesoporous composite comprising anhydrous, amorphous magnesium carbonate and calcium carbonate, and methods of production thereof

#32
20190385756
2019-12-19

Helical screw ion exchange and desiccation unit for nuclear water treatment systems

#33
20190232272
2019-08-01

Ion exchange resins selective for the complexation of univalent anions in aqueous solutions

#34
20190126264
2019-05-02

Ion exchange resins, purification methods and methods of making ionic resins

#35
20190099723
2019-04-04

Preparation of metallocene containing cationic polymers for anion exchange applications

#36
20190078176
2019-03-14

Processes for the recovery of uranium from wet-process phosphoric acid using dual or single cycle continuous ion exchange approaches

#37
20190055131
2019-02-21

Method for producing purified aqueous solution of silicic acid

#38
20190024209
2019-01-24

AGENT FOR SELECTIVE METAL RECOVERY, METAL RECOVERY METHOD, AND METAL ELUTION METHOD

#39
20180273652
2018-09-27

Iminodiacetic acid type chelate resin and method for producing same

#40
20180230410
2018-08-16

Precursor polyelectrolyte complexes compositions

#41
20180200709
2018-07-19

Aluminum-doped, iminoacetic acid group-containing chelate resins

#42
20180185821
2018-07-05

Reaction method for reacting reaction object with liquid containing the reaction object being in contact with granular porous body

#43
20180140765
2018-05-24

Cartridge and apparatus for performing adsorption dialysis

#44
20180136165
2018-05-17

Dopants for the detection of nitrates

#45
20180117564
2018-05-03

Molecularly imprinted polymer beads for extraction of lithium, mercury, and scandium

#46
20180085736
2018-03-29

Metal chelating composites, methods of using composites, and methods of making composites

#47
20170348685
2017-12-07

Method for producing amino methylated bead polymerizates

#48
20170348684
2017-12-07

Method for producing amino methylated bead polymerizates from N-carboxylic acid methylphthalimide esters

#49
20170335430
2017-11-23

Processes for the recovery of uranium from wet-process phosphoric acid using dual or single cycle continuous ion exchange approaches

#50
20170333810
2017-11-23

Porous molding, gel molding and filter

#51
20170332627
2017-11-23

AGROCHEMICAL RESINATES FOR AGRICULTURAL APPLICATIONS

#52
20170304815
2017-10-26

Antimicrobial And Biological Active Polymer Composites And Related Methods, Materials and Devices

#53
20170274370
2017-09-28

Pure chelation process

#54
20170218013
2017-08-03

Immobilisation of chelating groups for immobilised metal ion chromatography (IMAC)

#55
20170216833
2017-08-03

Sulfonated aminomethylated chelate resins

#56
20170166995
2017-06-15

Ion exchange resin and method for adsorbing and separating metal

#57
20170158990
2017-06-08

Precursor polyelectrolyte complexes compositions

#58
20170152151
2017-06-01

Anhydrous, amorphous and porous magnesium carbonates and methods of production thereof

#59
20170022457
2017-01-26

Precursor polyelectrolyte complexes compositions comprising oxidants

#60
20160354770
2016-12-08

Ion exchange resins selective for the complexation of univalent anions in aqueous solutions

#61
20160347758
2016-12-01

Macrocycle with repeating triazole-carbazole units

#62
20160347632
2016-12-01

Aluminum-doped, iminodiacetic acid group-containing chelate resins

#63
20160318980
2016-11-03

Chemically modified graphene

#64
20160314865
2016-10-27

Helical screw ion exchange and desiccation unit for nuclear water treatment systems

#65
20160236187
2016-08-18

Method for making anion exchange and chelant resins including aliphatic amino functional groups

#66
20160200887
2016-07-14

Method for producing monodisperse, amido-methylated vinyl-aromatic bead polymers

#67
20160199828
2016-07-14

Precursor polyelectrolyte complexes compositions

#68
20160108199
2016-04-21

Process for preparing aminomethylated bead polymers

#69
20160101416
2016-04-14

Method for producing a sorbent for selective recovery of scandium ions

#70
20160038884
2016-02-11

Resin composition, membrane-forming stock solution, porous membrane, and hollow fiber membrane, water treatment device, electrolyte support, and separator using porous membrane

#71
20160025699
2016-01-28

Determination of the distribution of reactive and non-reactive sulfur in petroleum and its fractions

#72
20160016150
2016-01-21

Organic-inorganic hybrid material of use for extracting uranium (VI) from aqueous media containing phosphoric acid, processes for preparing same and uses thereof

#73
20150298984
2015-10-22

Anhydrous, amorphous and porous magnesium carbonates and methods of production thereof

#74
20150283536
2015-10-08

Immobilization of chelating groups for immobilized metal ion chromatography (IMAC)

#75
20150258528
2015-09-17

Method for producing a complex-forming sorbent for selective extraction of indium

#76
20150203939
2015-07-23

Processes for the recovery of uranium from industrial phosphoric acid using dual or single cycle continuous ion exchange approaches

#77
20150175728
2015-06-25

Elution of metal ions from chelating resin using amino acid eluant

#78
20150167120
2015-06-18

Processes for rare earths recovery from wet-process phosphoric acid

#79
20150118128
2015-04-30

Fuel processor and hydrogen purification device thereof

#80
20150086501
2015-03-26

Polymers functionalized with ion-specific recognition elements

#81
20150065617
2015-03-05

Adsorbent containing chelating polymer

#82
20150021271
2015-01-22

Method and system of enhancing removal of toxic anions and organic solutes in sorbent dialysis

#83
20140332714
2014-11-13

Polymer adsorbent

#84
20140263072
2014-09-18

Process and plant for treating water

#85
20140231709
2014-08-21

Purification of metals

#86
20140231321
2014-08-21

Flow-through filter to remove aluminum from medical solutions

#87
20140206782
2014-07-24

Foam-based adsorbents having high adsorption capacities for recovering dissolved metals and methods thereof

#88
20140206532
2014-07-24

Fiber-based adsorbents having high adsorption capacities for recovering dissolved metals and methods thereof

#89
20140188248
2014-07-03

Cation exchange ureteral stent

#90
20140170346
2014-06-19

Polymeric energy storage materials

#91
20140151330
2014-06-05

Methods and materials for removing metals in block copolymers

#92
20140148521
2014-05-29

Method for removal of metal ions from an aqueous solution

#93
20140048489
2014-02-20

Ion-exchange fibers and method for producing and using same

#94
20130310243
2013-11-21

Method for regulating the distribution of metallic nanoparticles within the resin support

#95
20130233827
2013-09-12

Methods and materials for removing metals in block copolymers

#96
20130190168
2013-07-25

Methods of synthesizing hydrous zirconium oxide and other oxides

#97
20130139649
2013-06-06

Methylene aminoethyl sulfonic acid chelating resins

#98
20130105399
2013-05-02

POLYMER-ENCAPSULATED LIQUID EXCHANGE MEDIA

#99
20130104700
2013-05-02

ENHANCED STAGED ELUTION OF LOADED RESIN

#100
20130053460
2013-02-28

Shell functionalized ion exchange resins

#101
20130053458
2013-02-28

Shell Functionalized ion Exchange Resins

#102
20130043190
2013-02-21

High recovery drinking water process

#103
20120330044
2012-12-27

Chelating agent modified graphene oxides, methods of preparation and use

#104
20120326082
2012-12-27

Pretreatment method for chelate resin having pyridine ring used for collecting catalyst in aromatic carboxylic acid production process

#105
20120322929
2012-12-20

Pretreatment method for chelate resin having pyridine ring used for collecting catalyst in terephthalic acid production process

#106
20120211439
2012-08-23

Scavenger supports and the use thereof in a process for the extraction of metals

#107
20120184796
2012-07-19

Capture and removal of radioactive species from an aqueous solution

#108
20120183115
2012-07-19

Light water reactor primary coolant activity cleanup

#109
20120157556
2012-06-21

Synthesis of sequestration resins for water treatment in light water reactors

#110
20120132852
2012-05-31

Metal adsorbent containing chelating polymer

#111
20120097614
2012-04-26

Norm removal from frac water

#112
20120061325
2012-03-15

Chelating compounds and immobilized tethered chelators

#113
20120036962
2012-02-16

Surface-modified biomass, preparation method thereof, and method for recovering valuable metals using the same

#114
20110315631
2011-12-29

Multi-use high water recovery process

#115
20110213181
2011-09-01

Process for production of terephthalic acid

#116
20110147313
2011-06-23

Process for the treatment of the aqueous stream coming from the fischer-tropsch reaction by means of ion exchange resins

#117
20110142735
2011-06-16

Method for separating radioactive copper using chelating-ion exchange resin

#118
20110132844
2011-06-09

Method for improved removal of cations by means of chelating resins

#119
20110091365
2011-04-21

Picolylamine resins

#120
20110089116
2011-04-21

Method for improved removal of cations by means of chelating resins

#121
20110086935
2011-04-14

Picolylamine resins

#122
20110076776
2011-03-31

Methods, systems and devices for analyzing a biological fluid sample following ion exchange

#123
20110071274
2011-03-24

Immobilization of chelating groups for immobilized metal ion chromatography (IMAC)

#124
20110044872
2011-02-24

Flue gas control system of coal combustion boiler and operating method thereof

#125
20110003367
2011-01-06

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

#126
20100311938
2010-12-09

Polycarbonate resin, poly (2-octadecyl-butanedioic acid) and the salts and esters thereof

#127
20100307979
2010-12-09

CHELATE RESIN

#128
20100288124
2010-11-18

Sulfur functionalized polymers for separation of metals from gas and liquid and methods for preparation thereof

#129
20100252506
2010-10-07

Method for producing chelate resins

#130
20100224564
2010-09-09

METHOD FOR REMOVING ORGANIC CONTAMINANTS FROM RESINS

#131
20100222542
2010-09-02

Polycarbonate resin, and method of use of, poly (2-octadecyl-butanedioic acid) and the salts and esters thereof

#132
20100222508
2010-09-02

MAGNETIC POLYMER PARTICLES

#133
20100206814
2010-08-19

System and method for selectively removing ions from acidic solutions

#134
20100202943
2010-08-12

Purification of metals

#135
20100176050
2010-07-15

FLUID PURIFYING APPARATUS AND FILTER HOUSING

#136
20100129308
2010-05-27

Polymers functionalized with ion-specific recognition elements

#137
20100108609
2010-05-06

SYSTEM AND METHOD OF SLURRY TREATMENT

#138
20100058893
2010-03-11

Ion exchange resin and a process for the use thereof

#139
20100016629
2010-01-21

PROCESS FOR PRODUCTION OF TEREPHTHALIC ACID

#140
20100016564
2010-01-21

METHOD OF PREPARING AN IMMOBILISED METAL ION CHROMATOGRAPHY ADSORBENT AND METHODS OF PURIFYING PROTEINS, PEPTIDES OR POLYNUCLEOTIDES

#141
20090200239
2009-08-13

Method for generating metal chelating affinity ligands

#142
20090158896
2009-06-25

Monodisperse, Macroporous Chelating Resins in Metal Winning

#143
20090158891
2009-06-25

PROCESS FOR RECOVERING PLATINUM GROUP METALS, RHENIUM AND GOLD

#144
20090143529
2009-06-04

Peptide purification by means of hard metal ion affinity chromatography

#145
20090139929
2009-06-04

Chelating compound, and method of use of, poly(1-octadecyl-butanedioate) and the corresponding acid, poly(1-octadecyl-butanedioic acid)

#146
20090120880
2009-05-14

Process for preparing magnetic particles for selectively removing contaminants from solution

#147
20090120879
2009-05-14

Material For Transfer Of Substance In Liquid Comprising Polymer Blend

#148
20090069176
2009-03-12

Removing metals from solution using metal binding compounds and sorbents therefor

#149
20090057233
2009-03-05

Polyazacrown-based materials for mercury capture and synthesis of those materials

#150
20090057231
2009-03-05

MONODISPERSE BORON-SELECTIVE RESINS

#151
20090045137
2009-02-19

Method of producing monodisperse chelate resins

#152
20090023604
2009-01-22

Scavenger supports and the use thereof in a process for the extraction of metals

#153
20080293917
2008-11-27

Peptide Purification By Means Of Metal Ion Affinity Chromatography

#154
20080289448
2008-11-27

Hybrid process using ion exchange resins in the selective recovery of nickel and cobalt from leaching effluents

#155
20080281116
2008-11-13

Acid-functionalized organometallic framework materials

#156
20080272055
2008-11-06

Conditioning of ion exchangers for adsorption of oxoanions

#157
20080262285
2008-10-23

Method for removing phosphate from aqueous solutions

#158
20080230481
2008-09-25

Process for the removal of catalytic metals and promoter metals from carbonylation process streams

#159
20080230471
2008-09-25

FUNCTIONAL FILTER MEDIUM

#160
20080229882
2008-09-25

Process for Purifying Sulphuric Acids

#161
20080193996
2008-08-14

METHODS FOR SEPARATING MOLECULES

#162
20080190855
2008-08-14

Derivatised Carbon

#163
20080185341
2008-08-07

Water treatment by dendrimer-enhanced filtration

#164
20080169240
2008-07-17

Arsenic Removal

#165
20080110296
2008-05-15

Process for recovering platinum group metals, rhenium and gold

#166
20080073272
2008-03-27

Method of separating isotopes

#167
20080038750
2008-02-14

Multivalent chelators containing a scaffold structure for modifying and organizing of target molecules

#168
20080026375
2008-01-31

Compositions and Methods for Isolation of Biological Molecules

#169
20070299249
2007-12-27

Polymer Particles

#170
20070298505
2007-12-27

Method of Screening Crude Oil for Low Molecular Weight Naphthenic Acids

#171
20070197380
2007-08-23

Light-And Heat-Response Adsorbent And Method Of Recovering A Soluble Substance

#172
20070170393
2007-07-26

Solution of metal-polymer chelate(s) and applications thereof

#173
20070148721
2007-06-28

Compositions, methods, systems, and kits for affinity purification

#174
20070148090
2007-06-28

Per (3,6-anhydro) cyclodextrin derivatives, preparation thereof and use thereof for transporting metal elements to biological targets or for decontaminating biological targets of fluids

#175
20070138101
2007-06-21

Method of reclaiming brine solutions using an organic chelant

#176
20070131623
2007-06-14

Method of reclaiming brine solutions using an organic chelant

#177
20070102364
2007-05-10

Chelate adsorbents that can be used in a strongly acidic region

#178
20070095762
2007-05-03

Method of reclaiming brine solutions using an organic chelant

#179
20070062878
2007-03-22

Chelate exchanger

#180
20070029260
2007-02-08

System and method of slurry treatment

#181
20070027303
2007-02-01

Metal chelate complexes immobilized on solid supports for peptide preparation

#182
20070007196
2007-01-11

Filter cartridge for fluid for treating surface of electronic device substrate

#183
20060287432
2006-12-21

Peptide purification by means of metal ion affinity chromatography

#184
20060281906
2006-12-14

Methods and kits for purifying his-tagged proteins

#185
20060273014
2006-12-07

Arsenic-adsorbing ion exchanger

#186
20060237365
2006-10-26

Silicone derivatized macromolecules

#187
20060205325
2006-09-14

Material for purification of semiconductor polishing slurry, module for purification of semiconductor polishing slurry and process for producing semiconductor polishing slurry

#188
20060199950
2006-09-07

Preparation of a metal chelating separation medium

#189
20060199732
2006-09-07

Compositions for separating molecules

#190
20060189797
2006-08-24

Magnetic polymer particles

#191
20060186052
2006-08-24

Device for treating water using iron-doped ion exchangers

#192
20060173083
2006-08-03

Arsenic-adsorbing ion exchanger

#193
20060157416
2006-07-20

Device for treating water using iron-doped ion exchangers

#194
20060151397
2006-07-13

Amine-aldehyde resins and uses thereof in separation processes

#195
20060148090
2006-07-06

Metal chelating compositions for protein purification, detection or binding

#196
20060131239
2006-06-22

Agent for capturing substance having anionic substituent

#197
20060122378
2006-06-08

Novel method for purification of recombinant proteins

#198
20060106248
2006-05-18

Recovery of noble metals from aqueous process streams

#199
20060105325
2006-05-18

Adsorbent with enhanced protein binding capacity and selectivity

#200
20060079671
2006-04-13

Phosphoprotein affinity resins and methods for making and using the same

#201
20060065604
2006-03-30

Chelating agents for heavy metal removal

#202
20060041043
2006-02-23

Composite media for ion processing

#203
20060027501
2006-02-09

Method of generating metal chelating affinity ligands

#204
20060014722
2006-01-19

Per (3,6-anhydro) cyclodextrin derivatives, their preparation and use thereof for separating ions, in particular chromium and manganese anions

#205
20060009355
2006-01-12

Compositions for separating molecules

#206
20060003331
2006-01-05

Isolation of antisense oligonucleotides

#207
20050272116
2005-12-08

Polymer substrate for recombinant protein purification and environmental remediation

#208
20050227875
2005-10-13

Method of reclaiming a well completion brine solutions using an organic chelant

#209
20050227075
2005-10-13

Derivatized nanoparticle comprising metal-ion sequestrant

#210
20050224419
2005-10-13

Use of derivatized nanoparticles to minimize growth of micro-organisms in hot filled drinks

#211
20050221087
2005-10-06

Nanoporous chelating fibers

#212
20050209444
2005-09-22

Methods and kits for purifying his-tagged proteins

#213
20050209129
2005-09-22

Methods and kits for purifying his-tagged proteins

#214
20050173349
2005-08-11

Metal ion extraction materials and processes using same

#215
20050145571
2005-07-07

Extraction and recovery of ions from a solution

#216
20050133453
2005-06-23

Ion exchange cryptands covalently bound to substrates

#217
20050124765
2005-06-09

Adsorbent for recovering useful rare metals by adsorption

#218
20050059809
2005-03-17

Methods and kits for purifying his-tagged proteins

#219
20050019302
2005-01-27

Polymer based permeable membrane for removal of ions

#220
20050014654
2005-01-20

Method of reclaiming brine solutions using an organic chelant