ClassID:

168849

G01N30/66 - 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; Column chromatography; Detectors specially adapted therefor; Electrical detectors Thermal conductivity detectors

Recent Application in this class:
#1
20260140096
2026-05-21

Thermal Conductivity Detector (TCD) Based Gas Chromatography (GC) Device

#2
20260072001
2026-03-12

GAS SENSOR

#3
20250164454
2025-05-22

Gas Analysis System

#4
20250123259
2025-04-17

SYSTEM AND METHOD FOR ANALYZING GAS COMPOSITION CONTENT OF TRANSFORMER OIL

#5
20250044262
2025-02-06

LIQUID CHROMATOGRAPH DETECTOR

#6
20240159719
2024-05-16

SYSTEM AND METHOD FOR DETECTING FLUID MIXTURE

#7
20240068998
2024-02-29

Gas Chromatography Thermal Conductivity Detector (TCD) Calibration Valve

#8
20230324348
2023-10-12

Thermal conductivity detector

#9
20230266280
2023-08-24

Unitary distribution plate and configurable diaphragm

#10
20230143377
2023-05-11

GAS CHROMATOGRAPH FOR UNDERGROUND MINE

#11
20230094475
2023-03-30

System and method for supplying acetylene to an apparatus using acetylene

#12
20210341438
2021-11-04

Thermal conductivity detector and gas chromatograph including same

#13
20210215626
2021-07-15

Thermal conductivity detector

#14
20210199632
2021-07-01

Transfer line, GCMS arrangement and mounting assembly

#15
20210156830
2021-05-27

CHARACTERIZATION OF SOLID CATALYSTS

#16
20210018422
2021-01-21

Surface characterization of porous solids and powder materials using flowing gas

#17
20200400626
2020-12-24

Method for analysing hydrocarbons

#18
20200300794
2020-09-24

Thermal conductivity detector

#19
20200209201
2020-07-02

Devices and methods of use thereof

#20
20200191755
2020-06-18

Thermoresistive gas sensor

#21
20200182838
2020-06-11

Heat flux sensor with heating wire

#22
20200088697
2020-03-19

Thermal conductivity detector and gas chromatograph equipped with the same

#23
20200088696
2020-03-19

Thermal conductivity detector and gas chromatograph including same

#24
20200049673
2020-02-13

Micro gas chromatography system

#25
20190339188
2019-11-07

System and dynamic volumetric method for surface characterization of porous solids and powder materials using flowing gas

#26
20190301908
2019-10-03

Thermoresistive gas sensor

#27
20190250132
2019-08-15

Method for measuring content of moisture in secondary battery separator

#28
20190250131
2019-08-15

Detector for gas chromatography

#29
20190242859
2019-08-08

Gas Chromatograph (GC) detector to provide GC measurement in digital form

#30
20190128858
2019-05-02

Analysis method and analysis device

#31
20190079060
2019-03-14

Pretreatment method for analyzing dioxin compounds and analytical method using the same

#32
20180284082
2018-10-04

HIGH-SPEED GAS SAMPLE ANALYSIS DEVICE USING GAS CHROMATOGRAPHY, AND METHOD THEREOF

#33
20180202982
2018-07-19

Method of fabricating a MEMS and/or NEMS structure comprising at least two elements suspended from a support at different distances from said support

#34
20180100838
2018-04-12

Elemental analyzer using carrier gas supplier

#35
20180087815
2018-03-29

System and method for detecting refrigerant contamination in an HVACR system

#36
20180074000
2018-03-15

Semiconductor gas sensor device and manufacturing method thereof

#37
20180067068
2018-03-08

Thermal conductivity detector and gas chromatograph

#38
20170363589
2017-12-21

Thermal conductivity sensing device, methods for operation and uses of the same

#39
20170356890
2017-12-14

Gas chromatograph

#40
20170138912
2017-05-18

Gas chromatograph and methods for using air as a carrier gas

#41
20170038347
2017-02-09

Chromatography systems with mobile phase generators

#42
20170030873
2017-02-02

Thermal Conductivity Detector

#43
20160363566
2016-12-15

Detector arrangement

#44
20160341681
2016-11-24

Thermal conductivity detector and detector module

#45
20160334376
2016-11-17

Method and thermal conductivity detector

#46
20160223499
2016-08-04

Apparatus for and method of gas analysis

#47
20160139091
2016-05-19

Traps for use with chromatography systems

#48
20160103105
2016-04-14

Thermal conductivity detector and gas chromatograph

#49
20160003785
2016-01-07

Method for determining dissolved-hydrogen concentration

#50
20150292960
2015-10-15

Thermal conductivity detector circuit and method for operating the same

#51
20150247828
2015-09-03

Thermal flow sensor, gas sensor comprising at least one such sensor and Pirani gauge comprising at least one such sensor

#52
20150219578
2015-08-06

Thermal conductivity detector

#53
20150153314
2015-06-04

Fast Field Mud Gas Analyzer

#54
20150089998
2015-04-02

Manifolds and methods of using them to control fluid flows

#55
20150013430
2015-01-15

Process analytic device with improved thermal stability

#56
20140260532
2014-09-18

Process analytic device with improved thermal stability

#57
20140248708
2014-09-04

Apparatus for and method of gas analysis

#58
20140079091
2014-03-20

Heat flux sensor with increased resolution

#59
20140076024
2014-03-20

Thermal flow sensor with vibrating element and gas sensor comprising at least one such sensor

#60
20140076023
2014-03-20

Gas chromatograph

#61
20130239656
2013-09-19

Gas Chromatograph

#62
20130133403
2013-05-30

Method and arrangement for gas chromatographic analysis of a gas sample

#63
20120042712
2012-02-23

Thermal conductivity detector and gas chromatograph using same

#64
20120024043
2012-02-02

Thermal conductivity detectors

#65
20110107816
2011-05-12

Thermal conductivity detector

#66
20110091983
2011-04-21

Thermal conductivity detection method and device for gas chromatography

#67
20110030485
2011-02-10

Sampler for elemental analyzers

#68
20100250146
2010-09-30

Multi-dimensional portable gas chromatograph system

#69
20100242573
2010-09-30

Thermal conductivity sensor

#70
20090167432
2009-07-02

INSTRUMENTATION AMPLIFICATION WITH INPUT OFFSET ADJUSTMENT

#71
20080291966
2008-11-27

Thermal conductivity detector (TCD) having compensated constant temperature element

#72
20080069178
2008-03-20

Compact thermal conductivity detector

#73
20080014652
2008-01-17

Method and Apparatus for Introducing Samples of Gas at Controlled Pressure in a gas Chromatograph

#74
20070266858
2007-11-22

Multi-dimensional portable gas chromatograph system

#75
20070144238
2007-06-28

Thermal conductivity detector

#76
20060289809
2006-12-28

Ionization-based detection

#77
20060272506
2006-12-07

Gas chromatograph with a mass spectrometer situated down therefrom, and method for performing the gas chromatographic/mass spectrometric analysis of a substance mixture

#78
20060236751
2006-10-26

Protecting filaments of a thermal conductivity detector

#79
20060021940
2006-02-02

Method and device for integrated analysis of a hydrocarbon sample

#80
20050265422
2005-12-01

Differential thermal sensors

#81
20050123452
2005-06-09

Gas chromatograph and method for analyzing a mixture of substances by gas chromatography

#82
20050063865
2005-03-24

Phased VII micro fluid analyzer having a modular structure

#83
20050042139
2005-02-24

Phased micro analyzer V, VI

#84
18943706
2026-03-31

Systems and methods for enhanced detection and quantification of chemical species

#85
15067881
2019-11-19

Separation devices and sensors including two dimensional materials that change properties when exposed to components separated from a sample

#86
14084937
2016-04-26

Multiplexed microfluidic approach for nucleic acid enrichment

#87
13648502
2015-11-10

Hot wire needle probe for thermal conductivity detection