ClassID:

168956

G01N2030/965 - CPC Classification

Classification description:

Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation using ion-exchange suppressor columns

Recent Application in this class:
#1
20260086073
2026-03-26

INTEGRATED ELUENT GENERATOR AND CONTINUOUSLY REGENERATED TRAP COLUMN CARTRIDGE

#2
20260009773
2026-01-08

CHROMATOGRAPH SYSTEM

#3
20250198019
2025-06-19

CONFIGURATION FOR ULTRA HIGH PRESSURE ELECTROLYTIC ELUENT GENERATORS

#4
20240385151
2024-11-21

ULTRA-WIDE DYNAMIC RANGE DIFFERENTIAL CONDUCTIVITY DETECTOR CIRCUIT FOR ION CHROMATOGRAPHY

#5
20240118254
2024-04-11

PFAS ISOLATOR COLUMN SCOUTING

#6
20240091716
2024-03-21

ELECTROLYTIC ELUENT GENERATORS WITH STABILIZED OPERATING VOLTAGES

#7
20230341361
2023-10-26

MONITORING AND MITIGATING SUPPRESSOR FAILURE

#8
20230212763
2023-07-06

Configuration for ultra high pressure electrolytic eluent generators

#9
20230194484
2023-06-22

Method and system for self-regulating a suppressor

#10
20230184728
2023-06-15

SUPPRESSOR

#11
20230176019
2023-06-08

Monitoring and preventing suppressor failures

#12
20230094629
2023-03-30

ELECTROLYTIC ELUENT GENERATORS WITH STABILIZED OPERATING VOLTAGES

#13
20220229030
2022-07-21

Ion chromatography (IC) suppressor

#14
20220163495
2022-05-26

Ion chromatograph

#15
20220146476
2022-05-12

ION SUPPRESSOR

#16
20220106694
2022-04-07

Electrolytic remote ion source and ion recycle (ISIR) module

#17
20210178334
2021-06-17

ELECTROLYTIC ELUENT GENERATORS WITH STABILIZED OPERATING VOLTAGES

#18
20210016266
2021-01-21

Functionalized polyolefin capillaries for open tubular ion chromatography

#19
20200292511
2020-09-17

Permeative amine or acid introduction for very weak acid detection in ion chromatography

#20
20200240968
2020-07-30

Suppressors with eluent screens for use in ion chromatography

#21
20200147518
2020-05-14

Ion suppressor and ion chromatograph

#22
20190360978
2019-11-28

MULTIDIMENSIONAL CHROMATOGRAPHIC ANALYSIS METHOD AND ANALYSIS SYSTEM

#23
20180252688
2018-09-06

Flow control in an electrolytic reagent concentrator for ion chromatography

#24
20180136176
2018-05-17

Suppressor system, and method for determining life of ion exchange resin column

#25
20180093262
2018-04-05

Functionalized polyolefin capillaries for open tubular ion chromatography

#26
20180065089
2018-03-08

Electrodialytic capillary suppressor for suppressed conductometric ion chromatography

#27
20170199167
2017-07-13

Ion chromatography system and methods utilizing a weak acid or weak base extraction device

#28
20170030860
2017-02-02

Method and device for two-dimensional separation of ionic species

#29
20160187305
2016-06-30

Current-efficient suppressor and pretreatment device and method

#30
20160175778
2016-06-23

Ion processing device, ion chromatograph provided with the ion processing device, and eluent generator provided with the ion processing device

#31
20160041133
2016-02-11

Method for reducing suppressor noise

#32
20150306518
2015-10-29

Electrolytic device for contaminant removal and method

#33
20150275380
2015-10-01

Multi-component eluent generating system and method

#34
20150157976
2015-06-11

Gas-less electrolytic device and method

#35
20150111305
2015-04-23

Multielectrode electrolytic device and method

#36
20140332387
2014-11-13

Current efficient electrolytic device and method

#37
20140320146
2014-10-30

Ion chromatograph

#38
20140083854
2014-03-27

Electrolytic eluent recycle device, apparatus and method of use

#39
20140069176
2014-03-13

Multi-component eluent generating system and method

#40
20140004001
2014-01-02

Large capacity acid or base generator and method of use

#41
20130312500
2013-11-28

CO2-removal device and method

#42
20130180922
2013-07-18

Capillary ion chromatography

#43
20120255910
2012-10-11

Ion chromatography system using catalytic gas elimination

#44
20120241378
2012-09-27

CO2-removal device and method

#45
20120228227
2012-09-13

Capillary ion chromatography

#46
20120024793
2012-02-02

Ion chromatography system using catalytic gas elimination

#47
20110174737
2011-07-21

Ion chromatography systems with flow-delay eluent recycle

#48
20110174063
2011-07-21

Multichannel ion chromatography system and method

#49
20110114489
2011-05-19

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

#50
20100320132
2010-12-23

Suppressor utilizing micro ion exchange tube and ion chromatograph utilizing the same

#51
20100307919
2010-12-09

Electrolytic eluent generator and method of use

#52
20100284861
2010-11-11

Suppressor and ion chromatograph employing the same

#53
20100144051
2010-06-10

Large capacity acid or base generator and method of use

#54
20090289009
2009-11-26

Ion chromatography systems with flow-delay eluent recycle

#55
20090211980
2009-08-27

Ion chromatography system with flow-delay eluent recycle

#56
20090188799
2009-07-30

METHOD AND APPARATUS FOR GENERATING A HIGH PURITY ELUANT

#57
20090188798
2009-07-30

Electrolytic eluent recycle device, apparatus and method of use

#58
20090127200
2009-05-21

Barrier with a seated ion exchange bead and method

#59
20090101582
2009-04-23

Recycled suppressor regenerants

#60
20080245668
2008-10-09

Parking a sample stream and suppressing the sample

#61
20080190850
2008-08-14

Apparatuses and methods for electrochemically modifying the retention of species on chromatography material

#62
20080173587
2008-07-24

Aqueous stream purifier and method of use

#63
20080134894
2008-06-12

Parallel plate denuder for gas absorption

#64
20080116139
2008-05-22

Ion chromatography system using catalytic gas elimination

#65
20080069731
2008-03-20

Membrane suppressor with an outlet substantially non-retentive for ionic species

#66
20070065343
2007-03-22

Multidimensional chromatography apparatus and method

#67
20070062873
2007-03-22

Recycled suppressor regenerants

#68
20070034572
2007-02-15

Low pressure anion chromatographic apparatus and method having two or more eluents

#69
20060269452
2006-11-30

Large capacity acid or base generator and method of use

#70
20060254969
2006-11-16

Column for ion chromatograph, suppressor and ion chromatograph

#71
20060231404
2006-10-19

Method of ion chromatography wherein a specialized electrodeionization apparatus is used

#72
20060211125
2006-09-21

Electrolytic eluent generator and method of use

#73
20060186046
2006-08-24

Ion chromatography system using catalytic gas elimination

#74
20060057733
2006-03-16

Capillary ion chromatography

#75
20060043023
2006-03-02

Parking a sample stream and suppressing the sample

#76
20050258048
2005-11-24

Large capacity acid or base generator and method of use

#77
20050252774
2005-11-17

Method and apparatus for generating a high purity eluant

#78
20050202563
2005-09-15

Continuous ion species removal device and method

#79
20050100477
2005-05-12

Apparatus and method for removing gas prior to sample detection and/or analysis