DE2141244A1 - Probeventil fur ein Gerat zum Nach weis eines Gasgemisches - Google Patents
Probeventil fur ein Gerat zum Nach weis eines GasgemischesInfo
- Publication number
- DE2141244A1 DE2141244A1 DE19712141244 DE2141244A DE2141244A1 DE 2141244 A1 DE2141244 A1 DE 2141244A1 DE 19712141244 DE19712141244 DE 19712141244 DE 2141244 A DE2141244 A DE 2141244A DE 2141244 A1 DE2141244 A1 DE 2141244A1
- Authority
- DE
- Germany
- Prior art keywords
- valve body
- bore
- housing
- adsorbent
- bores
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims description 15
- 239000000203 mixture Substances 0.000 title description 5
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 82
- 239000012159 carrier gas Substances 0.000 claims description 50
- 239000007789 gas Substances 0.000 claims description 47
- 239000003463 adsorbent Substances 0.000 claims description 38
- 229910052697 platinum Inorganic materials 0.000 claims description 33
- 239000004744 fabric Substances 0.000 claims description 27
- 239000000470 constituent Substances 0.000 claims description 24
- 238000005070 sampling Methods 0.000 claims description 20
- 239000003990 capacitor Substances 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000003795 desorption Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 claims 1
- 230000000274 adsorptive effect Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 239000001307 helium Substances 0.000 description 11
- 229910052734 helium Inorganic materials 0.000 description 11
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 11
- 238000001179 sorption measurement Methods 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- -1 Polytetrafluoroethylene Polymers 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1095—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices for supplying the samples to flow-through analysers
- G01N35/1097—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices for supplying the samples to flow-through analysers characterised by the valves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—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
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/16—Injection
- G01N30/20—Injection using a sampling valve
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—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
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
- G01N30/12—Preparation by evaporation
- G01N2030/126—Preparation by evaporation evaporating sample
- G01N2030/128—Thermal desorption analysis
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6521570A | 1970-08-19 | 1970-08-19 | |
| US13826771A | 1971-04-28 | 1971-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2141244A1 true DE2141244A1 (de) | 1972-03-02 |
Family
ID=26745349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712141244 Pending DE2141244A1 (de) | 1970-08-19 | 1971-08-17 | Probeventil fur ein Gerat zum Nach weis eines Gasgemisches |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3733908A (enExample) |
| BE (1) | BE771465A (enExample) |
| DE (1) | DE2141244A1 (enExample) |
| FR (1) | FR2104491A5 (enExample) |
| GB (1) | GB1322438A (enExample) |
| NL (1) | NL7111462A (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4128008A (en) * | 1977-05-04 | 1978-12-05 | Xonics, Inc. | Concentration valve for a gas detecting apparatus, or the like |
| US4399688A (en) * | 1981-05-18 | 1983-08-23 | Phillips Phillips Petroleum | Air pollution detection |
| CA1223461A (en) * | 1985-02-08 | 1987-06-30 | Andre H. Lawrence | Method and apparatus for the introduction of a vapourized sample into an analytical test apparatus |
| US4967590A (en) * | 1989-09-18 | 1990-11-06 | Und-Sem Foundation | Supercritical fluid chromatography injector and the method for using the same |
| US5668373A (en) * | 1996-04-26 | 1997-09-16 | Trustees Of Tufts College | Methods and apparatus for analysis of complex mixtures |
| US6910394B2 (en) * | 2001-05-31 | 2005-06-28 | Wayne A. Kriel | Chromatograph valve and method of use |
| US8628055B2 (en) * | 2005-07-27 | 2014-01-14 | The Board Of Trustees Of The University Of Illinois | Bi-direction rapid action electrostatically actuated microvalve |
| US8123834B2 (en) * | 2005-10-06 | 2012-02-28 | The Board Of Trustees Of The University Of Illinois | High gain selective metal organic framework preconcentrators |
| US7880026B2 (en) * | 2006-04-14 | 2011-02-01 | The Board Of Trustees Of The University Of Illinois | MOF synthesis method |
| WO2008079177A2 (en) * | 2006-10-12 | 2008-07-03 | Savannah River Nuclear Solutions Llc | Industrial universal electrometer |
| US8152908B2 (en) * | 2008-01-16 | 2012-04-10 | The Board Of Trustees Of The University Of Illinois | Micromachined gas chromatography columns for fast separation of Organophosphonate and Organosulfur compounds and methods for deactivating same |
| US8269029B2 (en) * | 2008-04-08 | 2012-09-18 | The Board Of Trustees Of The University Of Illinois | Water repellent metal-organic frameworks, process for making and uses regarding same |
-
1971
- 1971-04-28 US US00138267A patent/US3733908A/en not_active Expired - Lifetime
- 1971-08-17 DE DE19712141244 patent/DE2141244A1/de active Pending
- 1971-08-18 GB GB3875471A patent/GB1322438A/en not_active Expired
- 1971-08-18 FR FR7130125A patent/FR2104491A5/fr not_active Expired
- 1971-08-18 BE BE771465A patent/BE771465A/xx unknown
- 1971-08-19 NL NL7111462A patent/NL7111462A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7111462A (enExample) | 1972-02-22 |
| BE771465A (fr) | 1971-12-31 |
| FR2104491A5 (enExample) | 1972-04-14 |
| US3733908A (en) | 1973-05-22 |
| GB1322438A (en) | 1973-07-04 |
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