ClassID:

205544

H01J49/0427 - CPC Classification

Classification description:

Particle spectrometers or separator tubes; Details; Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components for gaseous samples using a membrane permeable to gases

Recent Application in this class:
#1
20250022701
2025-01-16

Secondary Battery Testing Apparatus and Secondary Battery Testing System

#2
20230162960
2023-05-25

DEVICE FOR EXTRACTING GASEOUS AND LIQUID PRODUCTS FROM A REACTION FLUID

#3
20210210321
2021-07-08

UNDERWATER GAS MEASUREMENT APPARATUS FOR GASES DISSOLVED IN WATER

#4
20200381234
2020-12-03

Chemical analysis device and method

#5
20190348267
2019-11-14

Chemical analysis device and method

#6
20190137459
2019-05-09

Method and system for decoupling a capillary column from a gas chromatography-mass spectrometry (GC-MS) system

#7
20180197727
2018-07-12

Chemical analyzer with membrane

#8
20170338090
2017-11-23

Device for extracting volatile species from a liquid

#9
20170168030
2017-06-15

Portable electronic system for the analysis of time-variable gaseous flows

#10
20170133212
2017-05-11

Portable electronic device for the analysis of a gaseous composition

#11
20170010244
2017-01-12

Method and system for decoupling a capillary column from a gas chromatography-mass spectrometry (GC-MS) system

#12
20160225597
2016-08-04

CHEMICAL ANALYZER WITH MEMBRANE

#13
20150226726
2015-08-13

System and method for eluting and testing substance from exhaled aerosol sample

#14
20130043380
2013-02-21

Calibration of mass spectrometry systems

#15
20120208004
2012-08-16

Ultra-thin membrane for chemical analyzer and related method for forming membrane

#16
20120091335
2012-04-19

SURFACE SAMPLING SYSTEMS FOR COLLECTING VOLATILIZED SAMPLES

#17
20090114812
2009-05-07

Ion mobility spectrometer with substance collector

#18
20090114811
2009-05-07

Ion mobility spectrometer and method for operation

#19
20070278401
2007-12-06

Mass spectrometer system

#20
20070181799
2007-08-09

Thermally assisted membrane introduction mass spectrometry (MIMS) interface and method of use thereof

#21
20050092068
2005-05-05

Method and apparatus for measuring gas transmission rates of deformable or brittle materials

#22
15813326
2020-03-17

Direct capture and analysis of aerosols and vapors by paper spray mass spectrometry