RO109899B1 - Metoda si aparat pentru analiza gazelor - Google Patents
Metoda si aparat pentru analiza gazelor Download PDFInfo
- Publication number
- RO109899B1 RO109899B1 RO92-200518A RO92200518A RO109899B1 RO 109899 B1 RO109899 B1 RO 109899B1 RO 92200518 A RO92200518 A RO 92200518A RO 109899 B1 RO109899 B1 RO 109899B1
- Authority
- RO
- Romania
- Prior art keywords
- pressure
- measurement
- gas
- measuring
- substance
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (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)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4112356A DE4112356A1 (de) | 1991-04-16 | 1991-04-16 | Verfahren und vorrichtung zur gasanalyse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO109899B1 true RO109899B1 (ro) | 1995-06-30 |
Family
ID=6429678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO92-200518A RO109899B1 (ro) | 1991-04-16 | 1992-04-14 | Metoda si aparat pentru analiza gazelor |
Country Status (13)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4856864A (en) * | 1985-07-11 | 1989-08-15 | Raychem Corporation | Optical fiber distribution network including non-destructive taps and method of using same |
| DE19649343A1 (de) * | 1996-11-28 | 1998-06-10 | Fraunhofer Ges Forschung | Vorrichtung zur photometrischen Untersuchung eines gasförmigen Probenmediums |
| FR2784747B1 (fr) * | 1998-10-16 | 2000-12-08 | Air Liquide | Procede et dispositif de mesure de la quantite d'impuretes dans un echantillon de gaz a analyser |
| AU2001288064B9 (en) * | 2000-09-25 | 2006-04-27 | Otsuka Pharmaceutical Co., Ltd. | A stable isotope measurement method for spectrometrically analyzing an isotopic gas and method of judging absorption capacity of carbon dioxide absorbent |
| JP3705270B2 (ja) | 2003-01-20 | 2005-10-12 | セイコーエプソン株式会社 | 赤外吸収測定方法および赤外吸収測定装置、ならびに半導体装置の製造方法 |
| JP3744903B2 (ja) | 2003-01-20 | 2006-02-15 | セイコーエプソン株式会社 | 赤外吸収測定方法および赤外吸収測定装置、ならびに半導体装置の製造方法 |
| FI125907B (en) * | 2013-09-24 | 2016-03-31 | Vaisala Oyj | Method and apparatus for measuring the concentration of gases dissolved in liquids |
| EP3055670A1 (en) * | 2013-10-11 | 2016-08-17 | MKS Instruments, Inc. | Systems and methods for pressure differential molecular spectroscopy of compressible fluids |
| JP6581439B2 (ja) * | 2015-08-26 | 2019-09-25 | 旭化成エレクトロニクス株式会社 | ガスセンサ較正装置、ガスセンサ較正方法及びガスセンサ |
| CN114112956A (zh) * | 2021-11-23 | 2022-03-01 | 青岛崂应海纳光电环保集团有限公司 | 气体检测方法与装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3005097A (en) * | 1956-08-18 | 1961-10-17 | Hartmann & Braun Ag | Method and apparatus for the analysis by radiation of mixtures of substances |
| US4163899A (en) * | 1977-11-30 | 1979-08-07 | Andros, Inc. | Method and apparatus for gas analysis |
| DE3116344A1 (de) * | 1981-04-24 | 1982-11-18 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zum erhoehen der messgenauigkeit eines gasanalysators |
| GB2110818B (en) * | 1981-11-14 | 1985-05-15 | Ferranti Ltd | Non-dispersive gas analyser |
-
1991
- 1991-04-16 DE DE4112356A patent/DE4112356A1/de not_active Ceased
-
1992
- 1992-03-15 DE DE59209844T patent/DE59209844D1/de not_active Expired - Lifetime
- 1992-03-15 AT AT92104444T patent/ATE194425T1/de not_active IP Right Cessation
- 1992-03-15 EP EP92104444A patent/EP0509249B1/de not_active Expired - Lifetime
- 1992-03-31 CA CA002064540A patent/CA2064540A1/en not_active Abandoned
- 1992-04-08 JP JP4087064A patent/JPH05249040A/ja active Pending
- 1992-04-13 YU YU38192A patent/YU38192A/sh unknown
- 1992-04-14 RO RO92-200518A patent/RO109899B1/ro unknown
- 1992-04-14 CS CS921132A patent/CS113292A3/cs unknown
- 1992-04-14 HU HU9201264A patent/HUT66169A/hu unknown
- 1992-04-15 KR KR1019920006282A patent/KR920020204A/ko not_active Ceased
- 1992-04-15 RU SU925011416A patent/RU2095789C1/ru active
- 1992-04-16 PL PL29425392A patent/PL294253A1/xx unknown
- 1992-10-13 TW TW081108176A patent/TW222687B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| ATE194425T1 (de) | 2000-07-15 |
| CS113292A3 (en) | 1992-12-16 |
| TW222687B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1994-04-21 |
| EP0509249A3 (en) | 1993-12-08 |
| HUT66169A (en) | 1994-09-28 |
| DE4112356A1 (de) | 1992-10-22 |
| YU38192A (sh) | 1994-06-10 |
| PL294253A1 (en) | 1993-05-17 |
| EP0509249B1 (de) | 2000-07-05 |
| KR920020204A (ko) | 1992-11-20 |
| HU9201264D0 (en) | 1992-07-28 |
| EP0509249A2 (de) | 1992-10-21 |
| RU2095789C1 (ru) | 1997-11-10 |
| JPH05249040A (ja) | 1993-09-28 |
| DE59209844D1 (de) | 2000-08-10 |
| CA2064540A1 (en) | 1992-10-17 |
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