ClassID:

167263

G01N1/22 - CPC Classification

Classification description:

Sampling; Preparing specimens for investigation; Devices for withdrawing samples in the gaseous state

Sub-classes:
Recent Application in this class:
#1
20260009701
2026-01-08

GAS SAMPLING VALVE APPARATUS AND METHOD

#2
20250362209
2025-11-27

Air Collection and Storage System and Method for Volatile Organic Compound Analysis with Improved Integrity and Reproducibility

#3
20250295754
2025-09-25

Method for Obtaining SARS-CoV-2 Aerosol Variants for Oral Vaccines Inducing Gut-based Immunity Against COVID-19

#4
20250282521
2025-09-11

ERGONOMIC MICROBIAL AIR SAMPLE

#5
20250231155
2025-07-17

ANALYZING GASES FROM INCLUSIONS IN MINERALS

#6
20250155366
2025-05-15

PROCESS FOR DETECTING AMINE-TYPE COMPOUNDS IN WATER AND AIR COMPARTMENTS

#7
20250085194
2025-03-13

Outlet Sampling System for Aftertreatment System

#8
20250076269
2025-03-06

COLLECTION METHOD FOR PARTICULATE MATTER DETECTOR

#9
20250008929
2025-01-09

Robot for Direct Sample Capture in a Live Animal Study

#10
20240426731
2024-12-26

GAS DETECTION DEVICE

#11
20240369464
2024-11-07

SYSTEMS AND METHODS FOR REAL-TIME ANALYSIS OF INHALED PARTICLES

#12
20240344936
2024-10-17

Gas Sampling Valve Apparatus and Method

#13
20240341626
2024-10-17

APPARATUSES AND METHODS FOR EXTRACTING CHEMICALS FROM BODILY CAVITIES AND BREATH

#14
20240328899
2024-10-03

Outlet sampling system for aftertreatment system

#15
20240270440
2024-08-15

ERGONOMIC MICROBIAL AIR SAMPLE

#16
20240241091
2024-07-18

METHOD AND SYSTEM FOR FLAME PHOTOMETRIC ONLINE DETECTION OF SULFUR-CONTAINING COMPOUND CONTENT IN NATURAL GAS

#17
20240225478
2024-07-11

AN AIR OR BREATH SAMPLING DEVICE CAPTURING BOTH AEROSOL AND VAPOR FRACTIONS

#18
20240201052
2024-06-20

System And Method For Rapidly Collecting Greenhouse Gas From Farmland In Batches

#19
20240060871
2024-02-22

Integrated biocontainment cell sorter

#20
20240053272
2024-02-15

USING MACHINE LEARNING ALGORITHMS TO AUTOMATICALLY DETERMIME EXPOSURE IN GAS DETECTION TUBES

#21
20240053247
2024-02-15

DEVICE AND METHOD FOR EVALUATION PROTECTION PERFORMANCE USING DYNAMIC SWATCH TESTING CELL

#22
20240003784
2024-01-04

DIRECT MEASUREMENT OF COMPOSITION IN CHEMICAL PROCESSING EQUIPMENT TO OPTIMIZE PROCESS VARIABLES

#23
20230417720
2023-12-28

DEVICES AND METHODS FOR QUANTIFYING NITRIC OXIDE

#24
20230358645
2023-11-09

APPARATUS AND METHOD FOR DETERMINING OPERATING PARAMETERS FOR DEGASSING AND/OR DEODORIZING PLASTIC PARTICLES

#25
20230278749
2023-09-07

Ergonomic microbial air sampler

#26
20230228665
2023-07-20

Test chamber apparatus for assessing filter media

#27
20230194488
2023-06-22

Gas sensor

#28
20230152308
2023-05-18

Detection of molecule-nanoparticle interactions with ligand shells

#29
20230092636
2023-03-23

DIROFILARIA VOLATILE ORGANIC COMPOUND SIGNATURES AND USES THEREOF

#30
20230087674
2023-03-23

Aerosol test chamber

#31
20230077906
2023-03-16

ASSAY FOR VAPOR CONDENSATES

#32
20230030075
2023-02-02

DEVICE FOR OPTIMIZING FLUID SAMPLE VOLUME AND METHOD OF USING THE SAME

#33
20230009628
2023-01-12

RAPID TEST BREATHALYZER AND METHODS OF USE THEREOF

#34
20220386892
2022-12-08

METHOD OF BREATH SCREENING OF VIRAL INFECTION

#35
20220357316
2022-11-10

SYSTEM AND METHOD FOR CONDITIONING GAS FOR ANALYSIS

#36
20220341822
2022-10-27

Device and Method for In Situ Sampling of Volatiles from Surfaces

#37
20220291128
2022-09-15

Continuous Flow Air Sampling and Rapid Pathogen Detection System

#38
20220288586
2022-09-15

Point of Care Viral Detection System Using Turbo Fluorescence In Situ Hybridization

#39
20220276223
2022-09-01

HIGHLY ACCURATE BREATH TEST SYSTEM

#40
20220268684
2022-08-25

Particle sensor and sensing method

#41
20220266192
2022-08-25

Kit for concentrating low-concentration air pollutants

#42
20220252502
2022-08-11

Integrated biocontainment cell sorter

#43
20220240808
2022-08-04

DISPOSABLE WEARABLE SENSOR FOR CONTINUOUS MONITORING OF BREATH BIOCHEMISTRY

#44
20220205878
2022-06-30

Dirofilaria volatile organic compound signatures and uses thereof

#45
20220192537
2022-06-23

CAPTURE AND DETECTION SYSTEM FOR SARS-COV-2 AND OTHER RESPIRATORY PATHOGENS

#46
20220187264
2022-06-16

Dynamic reverse gas stack model for portable chemical detection devices to locate threat and point-of-source from effluent streams

#47
20220137033
2022-05-05

Rapid test breathalyzer and methods of use thereof

#48
20220128515
2022-04-28

Photoacoustic sensor valve

#49
20220118487
2022-04-21

METHOD FOR WASHING GAS SUPPLY PART IN GAS INSPECTION APPARATUS

#50
20220099646
2022-03-31

Method for setting an airborne molecular contamination measurement station, and measurement station

#51
20220074890
2022-03-10

System having a pre-separation unit

#52
20220074822
2022-03-10

Pipeline sampling scraper to sample hydrocarbon deposits while traveling in pipelines

#53
20220040686
2022-02-10

Distillation probes and methods for sampling and conditioning a fluid

#54
20220040648
2022-02-10

Mixing chamber apparatus for high-volume sampling

#55
20210396735
2021-12-23

Portable device for measuring the concentration of at least one component in a gas exhaled by a breath fluid

#56
20210393163
2021-12-23

DEVICE AND METHODS FOR COLLECTING AND PROCESSING ANALYTES IN AIR/BREATH

#57
20210378286
2021-12-09

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

#58
20210364394
2021-11-25

Method for closed sampling and sampling device

#59
20210318208
2021-10-14

Method of Detection of Diseases Related to Coronavirus Infection by Breath Analysis

#60
20210270702
2021-09-02

Air constituent measurement system, method and apparatus

#61
20210218107
2021-07-15

Apparatus for collecting gas in secondary battery

#62
20210215582
2021-07-15

Gas purifying device and ion migration spectrometer

#63
20210214121
2021-07-15

ERGONOMIC MICROBIAL AIR SAMPLER

#64
20210212297
2021-07-15

System and method for in ovo sexing of avian embryos

#65
20210212296
2021-07-15

System and method for in ovo sexing of avian embryos

#66
20210208062
2021-07-08

Virus sensing in exhaled breath by infrared spectroscopy

#67
20210208027
2021-07-08

ANALYSIS SYSTEM AND ANALYSIS METHOD

#68
20210199544
2021-07-01

Brake dust measurement system and brake dust measurement method

#69
20210190670
2021-06-24

Collector for collecting particles in air and a device for detecting particles in air

#70
20210148875
2021-05-20

Electronic device having structure with gas sensor

#71
20210140905
2021-05-13

Sensor tube of humidity sensor, tube assembly, and humidity sensor system

#72
20210100479
2021-04-08

Apparatuses and methods for extracting chemicals from bodily cavities and breath

#73
20210045658
2021-02-18

Assay with textured surface

#74
20200408667
2020-12-31

Integrated biocontainment cell sorter

#75
20200408649
2020-12-31

Portable automatic air sampling device and method of collecting air samples therefrom

#76
20200393427
2020-12-17

Metabolome sampling and analysis method for analyzing metabolome during synthetic gas fermentation of synthetic gas fermentation microorganisms

#77
20200393425
2020-12-17

Sample injection device

#78
20200355661
2020-11-12

Device and method for partial transfer of a liquid sample, comprising multiple components and method for the online determination and analysis of these components

#79
20200355580
2020-11-12

Air sample collection apparatus and methods for use

#80
20200348275
2020-11-05

Calibration of a gas sensor

#81
20200333338
2020-10-22

PATHOGEN DETECTION APPARATUS AND PATHOGEN DETECTION METHOD

#82
20200332936
2020-10-22

Self-retaining plug and compatible socket

#83
20200319144
2020-10-08

Photoacoustic sensor valve

#84
20200319061
2020-10-08

Adhering substance collecting device and inspection system

#85
20200303786
2020-09-24

Apparatus and method for collecting gas

#86
20200264201
2020-08-20

Automated analyzer

#87
20200256865
2020-08-13

Detection of molecule-nanoparticle interactions with ligand shells

#88
20200229799
2020-07-23

Device for collecting breath and aiding measurement of trace component in breath and usage method thereof

#89
20200209113
2020-07-02

Apparatus for treating liquid to be analyzed

#90
20200191080
2020-06-18

Exhaust gas analysis apparatus, exhaust gas analysis method, and correction expression creation method

#91
20200158711
2020-05-21

Temperature Influenced Chemical Vaporization and Detection of Compounds Having Low Volatility

#92
20200110067
2020-04-09

Devices and methods for quantifying nitric oxide

#93
20200110056
2020-04-09

Sampling tube bundle, sampling analysis device and preparation method of sampling tube bundle

#94
20200096490
2020-03-26

Method for analyzing gas and device for analyzing gas

#95
20200057040
2020-02-20

Gas phase standard preparation device and method to use

#96
20200056957
2020-02-20

Leak detection system and method

#97
20200054415
2020-02-20

Apparatus and methods for hygiene testing a medical device

#98
20190391052
2019-12-26

Duct mounted air quality monitoring system, method and device

#99
20190388576
2019-12-26

Perfume testers

#100
20190376888
2019-12-12

Assay with textured surface

#101
20190369072
2019-12-05

Apparatus for quantitatively analyzing oxygen generated in battery material

#102
20190365283
2019-12-05

Assay for vapor condensates

#103
20190362957
2019-11-28

A DEVICE AND A METHOD FOR SCREENING OF SMALL TO MID SIZE LUGGAGE FOR TRACES OF ILLICIT SUBSTANCES

#104
20190347588
2019-11-14

Vehicle test facility operation rate analysis system and method

#105
20190346427
2019-11-14

Highly accurate breath test system

#106
20190323960
2019-10-24

Advanced in-situ particle detection system for semiconductor substrate processing systems

#107
20190302075
2019-10-03

Actuation-and-detecting module

#108
20190271679
2019-09-05

Chemical Vaporization and Detection of Compounds Having Low Volatility

#109
20190262114
2019-08-29

Aerosol generation and exposure system

#110
20190212247
2019-07-11

Method of measuring adhesive strength

#111
20190212232
2019-07-11

PORTABLE BIO-AEROSOL COLLECTION DEVICE AND ANALYSIS METHOD

#112
20190174726
2019-06-13

System and method for in ovo sexing of avian embryos

#113
20190170716
2019-06-06

Electronic device having structure with gas sensor

#114
20190170615
2019-06-06

Apparatus and methods of collecting and sampling fluids

#115
20190170614
2019-06-06

Analysis Cartridge and Method for Using Same

#116
20190154550
2019-05-23

Bioaerosol detection systems and methods of use

#117
20190145930
2019-05-16

System having a pre-separation unit

#118
20190128782
2019-05-02

Device for assessing the sillage of fragrance materials

#119
20190094110
2019-03-28

Leak detection method for open emission analysis, and open emission analysis device

#120
20190078981
2019-03-14

BIO SAMPLE PRE-TREATMENT DEVICE

#121
20190049478
2019-02-14

Vial-handling mechanism for an automated Karl Fischer titration system

#122
20190009248
2019-01-10

ELEMENT FOR EXTRACTING ORGANIC COMPONENTS

#123
20190004020
2019-01-03

Bimetal doped-metal oxide-based chemical sensors

#124
20180306680
2018-10-25

GAS SENSOR WITH A SEALABLE SAMPLING CHAMBER

#125
20180299358
2018-10-18

CHEWING GUMS AND METHODS FOR EXTRACTING CHEMICALS FROM ORAL CAVITIES AND BREATH

#126
20180284088
2018-10-04

Dynamic reverse gas stack model for portable chemical detection devices to locate threat and point-of-source from effluent streams

#127
20180283994
2018-10-04

Corrugated-tube constant-pressure cylinder apparatus having no microleakage and method for using same

#128
20180275021
2018-09-27

Self-aligning, magnetically retained air sampler assembly component

#129
20180266927
2018-09-20

Detector with detector inlet for sampling gaseous fluid

#130
20180252620
2018-09-06

Preprocessing apparatus for gas analysis

#131
20180231454
2018-08-16

Particle-measuring apparatus and method of operating same

#132
20180231440
2018-08-16

Apparatus and method of removing water by changing phase of water contained gaseous material to frost phase

#133
20180224475
2018-08-09

Modulated air surface particle detector

#134
20180196078
2018-07-12

Wiping-type sample sampling and feeding device, card reading apparatus, and gate machine apparatus

#135
20180188138
2018-07-05

Gathering and sampling device and inspection apparatus

#136
20180180579
2018-06-28

Method and system for low temperature detection of semi volatile organic compounds

#137
20180172653
2018-06-21

Calibration device and gas component analyzing apparatus including the same

#138
20180156727
2018-06-07

Advanced in-situ particle detection system for semiconductor substrate processing systems

#139
20180153439
2018-06-07

Time-Resolved Single-breath Analysis Using Spectroscopic Methods

#140
20180143105
2018-05-24

Pretreatment apparatus and method for analysing air pollution detection

#141
20180136177
2018-05-17

Method of measuring quantity of moisture in electrode, method of manufacturing electrode for lithium-ion secondary battery, moisture quantity measuring apparatus, and method of measuring moisture quantity

#142
20180088009
2018-03-29

Bi-directional valveless sampling port for use with gas sampling bags

#143
20180074028
2018-03-15

Colorimetric gas detection

#144
20180059030
2018-03-01

Apparatus for making artificial atmospheric environment including dust and analysis system for dust-blocking of cosmetics using the same

#145
20180017472
2018-01-18

System and method for sampling halosilanes

#146
20170336341
2017-11-23

Distributable chemical sampling and sensing system

#147
20170322173
2017-11-09

Method for producing a gas sensor device for detecting at least one gaseous analyte, and gas sensor device for detecting at least one gaseous analyte

#148
20170315026
2017-11-02

Method and apparatus for the isokinetic sampling of a multiphase stream

#149
20170284905
2017-10-05

Analysis cartridge and method for using same

#150
20170276590
2017-09-28

System and method for detecting particles

#151
20170269025
2017-09-21

Gas sensor

#152
20170268333
2017-09-21

Gas extraction calibration system and methods

#153
20170261484
2017-09-14

Chemical vaporization and detection of compounds having low volatility

#154
20170261483
2017-09-14

Temperature influenced chemical vaporization and detection of compounds having low volatility

#155
20170227484
2017-08-10

Gas sensor

#156
20170227429
2017-08-10

Volatile organic compounds (VOCs) for the diagnosis of -associated diarrhea (CDAD)

#157
20170227216
2017-08-10

SYSTEM AND METHOD FOR CONTROLLING ONE OR MORE PROCESS PARAMETERS ASSOCIATED WITH A COMBUSTION PROCESS

#158
20170199125
2017-07-13

Breath analysis system

#159
20170191910
2017-07-06

METHOD, COMPUTING DEVICE AND SYSTEM FOR COLLECTING EXHALED BREATH

#160
20170167954
2017-06-15

Natural gas liquid pressure regulating vaporizer sampling system

#161
20170160180
2017-06-08

Cabin air control system for an aircraft

#162
20170138902
2017-05-18

Darkroom type security inspection apparatus and method

#163
20170138485
2017-05-18

GAS SAMPLING BAG VALVE WITH SEALING RINGS MOVING BACK AND FORTH TO CONTROL LATERAL GAS NOZZLE

#164
20170130870
2017-05-11

Device for controlling a gaseous flow and systems and methods employing the device

#165
20170108412
2017-04-20

Sampling device

#166
20170079558
2017-03-23

Apparatuses and methods for extracting chemicals from bodily cavities and breath

#167
20170058315
2017-03-02

Airborne microbial measurement apparatus and measurement method

#168
20170049421
2017-02-23

Containers for fluids with composite agile walls

#169
20170010189
2017-01-12

Module for capturing a gas dissolved in a liquid and measuring device

#170
20160305846
2016-10-20

Method and device for measuring pollutants contained in engine exhaust

#171
20160274024
2016-09-22

Multi-channel aerosol scattering absorption measuring instrument

#172
20160231204
2016-08-11

Hose or tube for transporting a gas specimen

#173
20160211127
2016-07-21

Multiple oil-emission measuring device for engines

#174
20160209306
2016-07-21

Gas-sampling probe and method for operating a gas-sampling probe

#175
20160166177
2016-06-16

Exhaled breath condensate collector

#176
20160123942
2016-05-05

Gas curtain at inlet for trace detectors

#177
20160103043
2016-04-14

Fluid-tightly sealable sampling device

#178
20160069833
2016-03-10

Portable hand-held oxygen monitor

#179
20160061520
2016-03-03

Method for the cryogenic fractionation of air and air fractionation plant

#180
20160054201
2016-02-25

Sampling device

#181
20160047728
2016-02-18

MEMS aerosol impactor

#182
20160041131
2016-02-11

Methods for quantitating water using ionic liquid salts

#183
20160041073
2016-02-11

Passive diffusion sampler

#184
20160032352
2016-02-04

Composition, device, and method for biological air sampling

#185
20150377868
2015-12-31

Breath analysis system

#186
20150377859
2015-12-31

Analysis cartridge

#187
20150377858
2015-12-31

Method and device for carbonyl detection and quantitation

#188
20150377784
2015-12-31

Fluorescence detection assembly

#189
20150377748
2015-12-31

Breath analysis system

#190
20150360502
2015-12-17

Gasochromic fibers and inclusions for security articles

#191
20150355161
2015-12-10

Breath detection device, mobile terminal and time display device

#192
20150323508
2015-11-12

Composite sampling of fluids

#193
20150289782
2015-10-15

PORTABLE BREATH VOLATILE ORGANIC COMPOUNDS ANALYSER AND CORRESPONDING UNIT

#194
20150285716
2015-10-08

Apparatus and methods of collecting and sampling hydrocarbon fluids

#195
20150276069
2015-10-01

Interface and fluid-transfer system

#196
20150267488
2015-09-24

Gas trap expansion chamber

#197
20150260692
2015-09-17

Method and system for verifying the age of an animal providing meat

#198
20150257676
2015-09-17

FLEXIBLE SAMPLING TUBE FOR PATIENT MONITORING

#199
20150233897
2015-08-20

Highly accurate breath test system

#200
20150233874
2015-08-20

Head space sample introduction device and gas chromatograph including same

#201
20150233795
2015-08-20

Sampling device

#202
20150226716
2015-08-13

Mobile scent tester

#203
20150185115
2015-07-02

Sampling container for collection of fluids

#204
20150177203
2015-06-25

Exhaust sampling system and method for synchronizing time alignment and dilation

#205
20150168273
2015-06-18

Active fluid sampling from piston top land crevice of piston engine

#206
20150160102
2015-06-11

SYSTEM AND METHOD FOR SAMPLING OF FLUID

#207
20150107332
2015-04-23

Microfluidic contaminant trap for trapping contaminants in gas chromatography

#208
20140339415
2014-11-20

Instrument for sizing nanoparticles and a component therefor

#209
20140260540
2014-09-18

SAMPLE INLET WITH MULTI-CAPILLARY LINER FOR GAS CHROMATOGRAPHY

#210
20140250975
2014-09-11

HANDHELD GAS ANALYZER WITH SENSOR ON CHIP

#211
20140246589
2014-09-04

Apparatus and methods for detecting propellant degradation in solid propellant fuel

#212
20140238155
2014-08-28

Systems and methods for laser assisted sample transfer to solution for chemical analysis

#213
20140230652
2014-08-21

Drying substances, preparation and use thereof

#214
20140230521
2014-08-21

Liquid gas vaporization and measurement system and method

#215
20140206097
2014-07-24

Apparatus for providing sample gas and related methods

#216
20140196639
2014-07-17

System and method for controlling one or more process parameters associated with a combustion process

#217
20140194765
2014-07-10

Method of exhaled gas measurement and analysis and apparatus therefor

#218
20140174208
2014-06-26

Gas sampling apparatus

#219
20140165746
2014-06-19

Scent Collection and Retention

#220
20140157913
2014-06-12

Inlet sampling method and device

#221
20140157912
2014-06-12

Inlet sampling method and device

#222
20140117223
2014-05-01

Non-contact trace chemical screening

#223
20140081165
2014-03-20

Apparatus and method for diagnostic gas analysis

#224
20140076069
2014-03-20

SYSTEM AND METHOD FOR REMOVING SURFACE PARTICLES FROM AN OBJECT

#225
20140076068
2014-03-20

System and method for removing surface particles from an object

#226
20140070088
2014-03-13

Ionization device, mass spectrometer including the ionization device, and image generation system including the ionization device

#227
20140026636
2014-01-30

System and method for contaminant detection in fluid streams

#228
20140017144
2014-01-16

Hydrogen sulphide sampling method

#229
20140013866
2014-01-16

Ergonomic microbial air sampler

#230
20140007652
2014-01-09

Method and system for verifying the age of an animal providing meat

#231
20130334045
2013-12-19

Distributable Chemical Sampling and Sensing System

#232
20130323003
2013-12-05

Quick change cylinder bracket

#233
20130317757
2013-11-28

Exhaust sampling system and method for water vapor management

#234
20130298701
2013-11-14

Systems and methods for laser assisted sample transfer to solution for chemical analysis

#235
20130273520
2013-10-17

Composition, device, and method for biological air sampling

#236
20130269451
2013-10-17

Fluid Transfer System

#237
20130255357
2013-10-03

Detector with interchangeable sample probes

#238
20130239704
2013-09-19

Hand-held trace vapor/particle sampling system

#239
20130224872
2013-08-29

Apparatus and methods for detecting propellant degradation in solid propellant fuel

#240
20130220036
2013-08-29

Apparatus and method for taking samples

#241
20130213148
2013-08-22

Systems and methods for automated collection of analytes

#242
20130192339
2013-08-01

Composite sampling of fluids

#243
20130180345
2013-07-18

Sampling bag with multilayer walls

#244
20130179089
2013-07-11

Odor discriminating apparatus

#245
20130174673
2013-07-11

Gas sampling for COassay

#246
20130167667
2013-07-04

Sampling device

#247
20130167616
2013-07-04

Volatile compounds trap desorption device and method for desorbing volatile compounds from a trap

#248
20130162991
2013-06-27

Apparatus and method for transporting an aerosol

#249
20130074611
2013-03-28

System and method for analyzing a refrigerant sample

#250
20130074581
2013-03-28

Sampling device and method of use thereof

#251
20130074580
2013-03-28

Methods for quantitating water using ionic liquid salts

#252
20130042666
2013-02-21

Immersion probe for analysis of gases in molten metal

#253
20120297900
2012-11-29

Passive diffusion sampler

#254
20120295365
2012-11-22

Fuel property determination method and fuel property determination device

#255
20120255377
2012-10-11

Identification and use of an isomorphously substituted molecular sieve material for gas separation

#256
20120255376
2012-10-11

Aerodynamic shoe sampling system

#257
20120247188
2012-10-04

Gas Sample Collection and Analysis

#258
20120247182
2012-10-04

Mobile scent tester

#259
20120234114
2012-09-20

Sampling container for collection of fluids

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Chemical sample collection and detection system

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2012-07-19

Method, device, or system using lung sensor for detecting a physiological condition in a vertebrate subject

#262
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2012-06-07

Trace particle collection system

#263
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2012-05-31

Gas sampling device

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2012-05-10

Pressurized gas sampling apparatus

#265
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2012-04-19

Device for collecting gases in molten metal and measurement method

#266
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2012-04-05

Systems and methods for laser assisted sample transfer to solution for chemical analysis

#267
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2012-01-26

Liquid gas vaporization and measurement system and method

#268
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2012-01-12

System and methods for assisting businesses in compliance with gas emissions requirements

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2012-01-05

Gas trap for drilling mud having quick-release separable lower section

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2011-12-29

Sampling device and method

#271
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2011-12-15

Inlet sampling method and device

#272
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2011-10-13

Apparatus for collecting gas sample in foam, and analysis method using the same

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2011-10-06

APPARATUS AND METHOD FOR ANALYZING OUT-GASSING OF MOLECULAR CONTAMINANTS FROM A SAMPLE

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Systems and methods for residue collection with improved letter handling capability

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2011-08-18

Containers for Fluids with Composite Agile Walls

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2011-08-18

Gas activated changes to light absorption and emission characteristics for security articles

#277
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2011-06-16

Diffusive sampling device

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2011-06-02

Sampling method and sampling device

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2011-04-28

Electrowetting sample presentation device for matrix-assisted laser desorption/ionization mass spectrometry and related methods

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Apparatus for air property measurement

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Liquid gas vaporization and measurement system and method

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2011-03-24

Apparatus for detecting carbon dioxide concentration in unsaturated zone, and carbon dioxide concentration monitoring method

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2011-03-17

Apparatus for diagnostic gas analysis

#284
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2011-02-10

Hydrogen sulphide sampling method

#285
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2011-02-03

Process vessel with integral evaporator

#286
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2010-12-16

Sight glass with liquid separator

#287
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Sight glass with a flow directing assembly

#288
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2010-12-09

Methods for extracting chemicals from nasal cavities and breath

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2010-11-18

EMISSIONS ANALYZER AND METHODS OF USING SAME

#290
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Pressurized gas sampling container

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Drying substances, preparation and use thereof

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2010-09-02

Automatic integrated sensing and access control

#293
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Method for collecting gaseous sample

#294
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Nano-construction processes and analytical processes

#295
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Evaluation of the Fragrance Characteristics of a Substance

#296
20090306527
2009-12-10

Method of Exhaled Gas Measurement and Analysis and Apparatus Therefor

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2009-12-10

In-Line Localized Monitoring of Catalyst Activity in Selective Catalytic NOx Reduction Systems

#298
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2009-12-10

Method for automatically sampling tritium in the water vapor in air

#299
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Process vessel with integral evaporator

#300
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2009-07-30

POINT-OF-USE REGULATOR FOR GAS