ClassID:

168870

G01N2030/746 - 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; Optical detectors detecting along the line of flow, e.g. axial

Recent Application in this class:
#1
20240319151
2024-09-26

CHROMATOSCOPY: AUTOMATED CHEMICAL ANALYSIS VIA IN-COLUMN SPECTROSCOPY

#2
20230184725
2023-06-15

Flow cell with one or more barrier features

#3
20230055025
2023-02-23

Systems and methods for an absorbance detector with optical reference

#4
20220317100
2022-10-06

Flow cell with one or more barrier features

#5
20220146416
2022-05-12

NIR based real-time control of loading in protein a chromatography

#6
20220003728
2022-01-06

Flow cell with one or more barrier features

#7
20210318237
2021-10-14

Optical flow cell assembly incorporating a replaceable transparent flow cell

#8
20210148872
2021-05-20

Flow cell with one or more barrier features

#9
20210132012
2021-05-06

Techniques for temperature control of separation devices and optical detection devices of mass analysis systems

#10
20210108962
2021-04-15

Systems and methods for an absorbance detector with optical reference

#11
20200199458
2020-06-25

Simulated distillation using gas chromatography with vacuum ultraviolet detection

#12
20200072803
2020-03-05

Combined UV/Vis-absorption and conductivity flow cell for liquid chromatography

#13
20200072747
2020-03-05

Optical flow cell assembly incorporating a replaceable transparent flow cell

#14
20190187045
2019-06-20

Flow cell

#15
20190186995
2019-06-20

Systems and methods for an absorbance detector with optical reference

#16
20190107487
2019-04-11

Optical flow cell assembly incorporating a replaceable transparent flow cell

#17
20180224408
2018-08-09

Flow channel structure and measuring device for measurement target liquid

#18
20170322191
2017-11-09

Diffusion chromatography fluid analysis

#19
20160047738
2016-02-18

HPLC reverse-flow flow cell

#20
20140373606
2014-12-25

Micromachined flow cell with freestanding fluidic tube

#21
20140300896
2014-10-09

Method and apparatus for OFDR-based electrophoresis

#22
20140266266
2014-09-18

Flow cell

#23
20140253916
2014-09-11

Flow cell assembly for liquid sample analyzer

#24
20130014559
2013-01-17

Optical fiber polarimetric chemical sensor with modulated injection of sample fluid

#25
20120207650
2012-08-16

Multi-stream spectrophotometer module

#26
20120193555
2012-08-02

Multi-stream high-pressure liquid chromatography module

#27
20120184722
2012-07-19

CHROMATOGRAPHY COMPONENTS

#28
20120127469
2012-05-24

FLOW CELL, DETECTOR, AND LIQUID CHROMATOGRAPH

#29
20120069340
2012-03-22

FLOW CELL EXPLOITING RADIATION WITHIN CELL WALL

#30
20110044587
2011-02-24

Methods of making and using an apparatus and devices for placing light and sample in photo-emitting or absorbing device

#31
20100026999
2010-02-04

Methods of making and using an apparatus and devices for placing light and sample in photo-emitting or absorbing devices

#32
20090168059
2009-07-02

Analysis method effected with rapid analyte chemical separation and quick detection

#33
20090091757
2009-04-09

System and method for detecting and analyzing particles utilizing online light scattering and imaging techniques

#34
20090027654
2009-01-29

Analyzer for absorption spectrometry of impurity concentration contained in liquid using exciting light

#35
20080304048
2008-12-11

Methods and apparatus for measuring the concentration of a substance in a solution

#36
20080216951
2008-09-11

Microfluidic detection device having reduced dispersion and method for making same

#37
20080074661
2008-03-27

Online analyte detection by surface enhanced Raman scattering (SERS)

#38
20070273868
2007-11-29

Optical measurement apparatus

#39
20070116609
2007-05-24

Microfluidic arrangement for microfluidic optical detection

#40
20070104408
2007-05-10

Microfluidic detection device having reduced dispersion and method for making same

#41
20070076204
2007-04-05

Optical detection device with reduced light throughput oscillations

#42
20070041009
2007-02-22

Capillary tube flow cell

#43
20060231780
2006-10-19

Optical multiplexer for liquid samples in a conduit

#44
20050257885
2005-11-24

Capillary multi-channel optical flow cell

#45
20050000812
2005-01-06

Apparatus for electrophoresis separation on microchannels and for laser-induced fluorescence detection