DE3309458C2 - - Google Patents
Info
- Publication number
- DE3309458C2 DE3309458C2 DE3309458A DE3309458A DE3309458C2 DE 3309458 C2 DE3309458 C2 DE 3309458C2 DE 3309458 A DE3309458 A DE 3309458A DE 3309458 A DE3309458 A DE 3309458A DE 3309458 C2 DE3309458 C2 DE 3309458C2
- Authority
- DE
- Germany
- Prior art keywords
- gas
- sensor
- oxygen
- carrier gas
- semiconductor
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0011—Sample conditioning
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57042469A JPS58158551A (ja) | 1982-03-16 | 1982-03-16 | 可燃性成分の測定方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3309458A1 DE3309458A1 (de) | 1983-09-29 |
| DE3309458C2 true DE3309458C2 (Direct) | 1992-04-09 |
Family
ID=12636922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833309458 Granted DE3309458A1 (de) | 1982-03-16 | 1983-03-16 | Messverfahren fuer die konzentration von brennbaren bestandteilen in einer fluessigkeit oder einem gas |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4474051A (Direct) |
| JP (1) | JPS58158551A (Direct) |
| DE (1) | DE3309458A1 (Direct) |
| GB (1) | GB2118722A (Direct) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60158144U (ja) * | 1984-03-30 | 1985-10-21 | 能美防災株式会社 | ガス検知器 |
| DE3525774A1 (de) * | 1985-07-19 | 1987-01-29 | Hoelter Heinz | Verfahren zur stabilisierung von halbleitergassensoren durch erhoehung der schadstoffkonzentrationen, vorzugsweise fuer kraftfahrzeuge |
| JPH0737954B2 (ja) * | 1987-03-05 | 1995-04-26 | フイガロ技研株式会社 | 有機溶剤蒸気の検出方法 |
| JPH0731180B2 (ja) * | 1987-10-02 | 1995-04-10 | 新日本製鐵株式会社 | 溶融金属中の拡散性水素分折方法および装置 |
| JPH0731181B2 (ja) * | 1987-10-02 | 1995-04-10 | 新日本製鐵株式会社 | 溶融金属中の水素分折方法および装置 |
| DE3828325A1 (de) * | 1988-08-20 | 1990-02-22 | Miller Johannisberg Druckmasch | Verfahren zur messung des alkoholgehaltes der feuchtfluessigkeit fuer alkohol-feuchtwerke von offset-druckmaschinen |
| GB8916553D0 (en) * | 1989-07-20 | 1989-09-06 | Atomic Energy Authority Uk | Sensor device |
| ATE117088T1 (de) * | 1990-01-27 | 1995-01-15 | Roland Man Druckmasch | Verfahren und vorrichtung zur messung des alkoholgehalts der feuchtflüssigkeit eines feuchtwerks einer offset-druckmaschine. |
| SE9102770L (sv) * | 1991-09-25 | 1993-03-26 | Asea Brown Boveri | Oevervakning av loest gas i olja |
| US5331845A (en) * | 1993-01-19 | 1994-07-26 | Orbishpere Laboratories Neuchatel Sa | Probe and method for detecting alcohol |
| US5400641A (en) * | 1993-11-03 | 1995-03-28 | Advanced Optical Controls, Inc. | Transformer oil gas extractor |
| DE29623438U1 (de) | 1996-05-06 | 1998-06-04 | Meta Meßtechnische Systeme GmbH, 48341 Altenberge | Transportable Meßvorrichtung zum Nachweis von durch die Haut abgegebenen oder ausgedunsteten Substanzen |
| DE19617964C2 (de) * | 1996-05-06 | 1998-07-09 | Trace Analysensysteme Gmbh | Verfahren und Meßvorrichtung zum Nachweis von durch die Haut abgegebenen oder ausgedunsteten Substanzen und zugehörige Meßvorrichtung |
| DE19705195C2 (de) * | 1997-02-12 | 1999-11-04 | Draegerwerk Ag | Meßanordnung zur Bestimmung der Konzentration von in einem flüssigen Medium gelösten Gasen |
| US6182951B1 (en) * | 1998-09-10 | 2001-02-06 | Lockheed Martin Energy Systems, Inc. | Method and apparatus for providing a precise amount of gas at a precise humidity |
| WO2000039558A1 (en) * | 1998-12-28 | 2000-07-06 | Pawliszyn Janusz B | Process and device for carrying out continuous membrane extraction with a sorbent interface |
| US6494617B1 (en) * | 1999-04-30 | 2002-12-17 | General Electric Company | Status detection apparatus and method for fluid-filled electrical equipment |
| US7092077B2 (en) * | 2001-09-24 | 2006-08-15 | Entegris, Inc. | System and method for monitoring contamination |
| US6664796B2 (en) * | 2001-09-24 | 2003-12-16 | Delphi Technologies, Inc. | Water contamination sensing algorithms for ethanol containing fuel |
| US20040023419A1 (en) * | 2001-09-24 | 2004-02-05 | Extraction Systems, Inc | System and method for monitoring contamination |
| US20100121796A1 (en) * | 2008-11-07 | 2010-05-13 | Staines Heather A | System and method for evaluating a gas environment |
| US8289178B2 (en) * | 2010-01-18 | 2012-10-16 | Volution | Electro/optical smoke analyzer |
| CN117250314B (zh) * | 2023-09-11 | 2025-12-02 | 天地(常州)自动化股份有限公司 | 分时复用多组分可燃气体浓度测量装置以及测量方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3451255A (en) * | 1966-04-07 | 1969-06-24 | James R Neville | Gas analysis apparatus |
| US3507145A (en) * | 1966-11-25 | 1970-04-21 | Gen Electric | Indium sesquioxide thin film combustible gas detector |
| US3791106A (en) * | 1970-09-24 | 1974-02-12 | California Inst Of Techn | Gas analysis systems and palladium tube separator therefor |
| DE2232506C2 (de) * | 1972-07-03 | 1982-03-25 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und Vorrichtung zur Erzeugung eines durch katalytische Umsetzung von Brennstoff und einem als Sauerstoffträger dienenden Gas zu bildenden Gasgemisches |
| US4257257A (en) * | 1978-03-13 | 1981-03-24 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Method and apparatus for measuring concentrations of gaseous or volatile substances in liquids |
| JPS54145198A (en) | 1978-05-02 | 1979-11-13 | Toshiba Corp | Gas sensitive element |
| JPS5717848A (en) * | 1980-07-08 | 1982-01-29 | Kanegafuchi Chem Ind Co Ltd | Measuring method of ingredient in solution |
| AT376804B (de) * | 1980-12-17 | 1985-01-10 | Vogelbusch Gmbh | Sonde zur messung von fluechtigen bestandteilen eines kulturmediums der fermentationsindustrie |
-
1982
- 1982-03-16 JP JP57042469A patent/JPS58158551A/ja active Granted
-
1983
- 1983-03-11 GB GB08306791A patent/GB2118722A/en not_active Withdrawn
- 1983-03-16 DE DE19833309458 patent/DE3309458A1/de active Granted
- 1983-03-16 US US06/475,938 patent/US4474051A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB8306791D0 (en) | 1983-04-20 |
| US4474051A (en) | 1984-10-02 |
| JPH0222896B2 (Direct) | 1990-05-22 |
| DE3309458A1 (de) | 1983-09-29 |
| GB2118722A (en) | 1983-11-02 |
| JPS58158551A (ja) | 1983-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: VOSSIUS, V., DIPL.-CHEM. DR.RER.NAT. TAUCHNER, P., |
|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: TAUCHNER, P., DIPL.-CHEM. DR.RER.NAT. HEUNEMANN, D., DIPL.-PHYS. DR.RER.NAT. RAUH, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |