ClassID:

167283

G01N1/2258 - CPC Classification

Classification description:

Sampling; Preparing specimens for investigation; Devices for withdrawing samples in the gaseous state; Sampling from a flowing stream of gas in a stack or chimney

Sub-classes:
Recent Application in this class:
#1
20250321003
2025-10-16

EXHAUST GAS COMPOSITION CHARACTERIZATION IN COMBUSTION SYSTEMS

#2
20230417699
2023-12-28

Combustion analyzer

#3
20230349575
2023-11-02

Exhaust demand control system and methods

#4
20230085113
2023-03-16

GAS SAMPLING APPARATUS FOR EXTRACTION OF GASEOUS SAMPLES

#5
20230043215
2023-02-09

Apparatus for diluting exhaust gas

#6
20230037040
2023-02-02

Built-in multi-zone fast evenly mixed sampling device of SCR outlet flue

#7
20230032582
2023-02-02

Measurement Apparatus f or Measuring Air Flowing Inside Pipeline

#8
20220412587
2022-12-29

Exhaust demand control system and methods

#9
20220316998
2022-10-06

System and method for low pressure low flow dilution extraction gas sampling

#10
20220090786
2022-03-24

AVERAGING COMBUSTION IN-SITU OXYGEN ANALYZER

#11
20210378286
2021-12-09

Cigarette smoke generating and sampling devices, systems, and its operating method for preparation of whole cigarette smoke condensate (WCSC)

#12
20210156818
2021-05-27

Combustion analyzer

#13
20200378874
2020-12-03

Continuous isokinetic sample device for stack gas having suction nozzle to which sectional area control device is attached, and automatic continuous measurement system for fine dust in stack gas comprising same combined therewith

#14
20200232888
2020-07-23

System and method for low pressure low flow dilution extraction gas sampling

#15
20190137126
2019-05-09

Exhaust demand control system and methods

#16
20180347740
2018-12-06

Weldless sample port

#17
20180190101
2018-07-05

Oil and gas production facility emissions sensing and alerting device, system and method

#18
20180128798
2018-05-10

METHODS AND SYSTEMS FOR ANALYSING A FLUID MIXTURE

#19
20170023447
2017-01-26

Sample fluid stream probe gas sheet nozzle

#20
20160245516
2016-08-25

Multi-sensor probe for monitoring combustion in a conduit

#21
20160123942
2016-05-05

Gas curtain at inlet for trace detectors

#22
20150330875
2015-11-19

Exhaust gas sampling mechanism and exhaust gas analysis apparatus

#23
20150226128
2015-08-13

Hazardous gas detection system for a gas turbine enclosure

#24
20150059443
2015-03-05

Measuring device for measuring dust in flue gas

#25
20140053663
2014-02-27

Method for determining condition of piping and a sequence controlled sample pump

#26
20130299718
2013-11-14

Stack gas measurement device and method thereof

#27
20130276904
2013-10-24

Sample fluid stream probe

#28
20130209330
2013-08-15

Exhaust gas sampling device

#29
20130174673
2013-07-11

Gas sampling for COassay

#30
20130098171
2013-04-25

APPARATUS FOR SAMPLING CARBON PARTICLE

#31
20120253690
2012-10-04

Method of measuring destruction rate of refrigerant

#32
20120151991
2012-06-21

Exhaust Gas Analyzer

#33
20110271739
2011-11-10

Particulate matter monitor

#34
20110146378
2011-06-23

Stack gas measurement device and method therefor

#35
20110134427
2011-06-09

Monitor for monitoring particles flowing in a stack

#36
20100206093
2010-08-19

Atmospheric sampling apparatus with flexible line and probe

#37
20100199787
2010-08-12

Probe for removal of particulates from gas sampling stream

#38
20100199786
2010-08-12

Removal of particulates from gas sampling stream

#39
20100050790
2010-03-04

Stack-gas measuring apparatus and stack-gas measuring method

#40
20090108090
2009-04-30

QUANTITATIVE AEROSOL GENERATOR (QAG)

#41
20090084198
2009-04-02

Atmospheric sampling apparatus with flexible line and probe

#42
20090011512
2009-01-08

Conditioning system and method for use in the measurement of mercury in gaseous emissions

#43
20090002182
2009-01-01

In-line smoke attenuator

#44
20090000484
2009-01-01

Conditioning system and method for use in the measurement of mercury in gaseous emissions

#45
20080229848
2008-09-25

Probe and system for extracting gases from a process environment

#46
20080168851
2008-07-17

Probe

#47
20080115594
2008-05-22

High temperature enclosure system for flare gas sampling

#48
20080078260
2008-04-03

Cleaning system and method for continuous emissions monitoring equipment

#49
20080060459
2008-03-13

Extractive sampling system for fluids

#50
20070193374
2007-08-23

Method for sampling flue gas for analysis containing gas component having high susceptibility to adsorption

#51
20070180893
2007-08-09

Apparatus and method for taking gaseous samples

#52
20070092976
2007-04-26

Continuous emissions monitoring

#53
20070036683
2007-02-15

Emissions meter

#54
20060234387
2006-10-19

Gas analyzer for measuring the flammability of mixtures of combustible gases and oxygen

#55
20060117832
2006-06-08

Gas analyzer apparatus

#56
20050241416
2005-11-03

Insitu inertial particulate separation system

#57
20050087027
2005-04-28

Configurable multi-point sampling method and system for representative gas composition measurements in a stratified gas flow stream

#58
20050061110
2005-03-24

Conditioning system and method for use in the measurement of mercury in gaseous emissions

#59
15858548
2019-02-26

Sampling and preparation system and its implementation method