NL7216397A - - Google Patents
Info
- Publication number
- NL7216397A NL7216397A NL7216397A NL7216397A NL7216397A NL 7216397 A NL7216397 A NL 7216397A NL 7216397 A NL7216397 A NL 7216397A NL 7216397 A NL7216397 A NL 7216397A NL 7216397 A NL7216397 A NL 7216397A
- Authority
- NL
- Netherlands
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
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/12—Generating the spectrum; Monochromators
- G01J2003/1226—Interference filters
-
- 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7203895A FR2170880B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-02-04 | 1972-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7216397A true NL7216397A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-08-07 |
Family
ID=9093048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7216397A NL7216397A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-02-04 | 1972-12-01 |
Country Status (7)
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4152073A (en) * | 1977-06-22 | 1979-05-01 | Westvaco Corporation | Liquid and gas chlorine dioxide photometer |
| DE2805972C3 (de) * | 1978-02-13 | 1987-05-07 | Werner Prof. Dr.-Ing. Waterloo Ontario Adrian | Vorrichtung zum Messen der Konzentration eines Gases |
| US4799794A (en) * | 1987-09-29 | 1989-01-24 | Myantt Roy L | Interior reflective chamber embodying an ordering principal for color reflectors therein |
| DE3736673A1 (de) * | 1987-10-29 | 1989-05-11 | Fraunhofer Ges Forschung | Infrarot-analysengeraet |
| DE3809160A1 (de) * | 1988-03-18 | 1989-09-28 | Leybold Ag | Infrarot-strahlungsquelle, insbesondere fuer ein mehrkanaliges gasanalysegeraet |
| DE4010004A1 (de) * | 1990-03-26 | 1991-10-02 | Technomed Elektromed App | Verfahren zur messung der konzentration von gasen |
| DE4214840A1 (de) * | 1992-05-05 | 1993-11-11 | Draegerwerk Ag | Vorrichtung zur gleichzeitigen Analyse verschiedener Bestandteile eines Fluids |
| US5886784A (en) * | 1993-09-08 | 1999-03-23 | Leica Lasertechink Gmbh | Device for the selection and detection of at least two spectral regions in a beam of light |
| US5521703A (en) * | 1994-10-17 | 1996-05-28 | Albion Instruments, Inc. | Diode laser pumped Raman gas analysis system with reflective hollow tube gas cell |
| DE19742053C1 (de) * | 1997-09-24 | 1999-01-28 | Draeger Sicherheitstech Gmbh | Infrarotmeßanordnung mit erweitertem Meßbereich |
| US6201245B1 (en) * | 1998-06-18 | 2001-03-13 | Robert J. Schrader | Infrared, multiple gas analyzer and methods for gas analysis |
| DE10058469C1 (de) * | 2000-11-24 | 2002-05-02 | Draeger Safety Ag & Co Kgaa | Optischer Gassensor |
| DE102004044145B3 (de) * | 2004-09-13 | 2006-04-13 | Robert Bosch Gmbh | Reflektormodul für einen photometrischen Gassensor |
| US7664607B2 (en) | 2005-10-04 | 2010-02-16 | Teledyne Technologies Incorporated | Pre-calibrated gas sensor |
| US11162893B2 (en) | 2009-06-04 | 2021-11-02 | Pietro Fiorentini S.P.A. | Device and method for determining the composition of a mixture of fluids |
| GB0909662D0 (en) * | 2009-06-04 | 2009-07-22 | Cambridge Consultants | Device and method for determining the composition of a mixture of fluids |
| GB201000756D0 (en) | 2010-01-18 | 2010-03-03 | Gas Sensing Solutions Ltd | Gas sensor with radiation guide |
| ES3034669T3 (en) * | 2016-05-09 | 2025-08-21 | Infrasolid Gmbh | Measuring device and method for detecting different gases and gas concentrations |
| DE102016108544B4 (de) | 2016-05-09 | 2025-01-09 | Lnfrasolid Gmbh | Messeinrichtung und Verfahren zur Erfassung unterschiedlicher Gase und Gaskonzentrationen |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2941444A (en) * | 1955-08-08 | 1960-06-21 | Gen Mills Inc | Absorption spectrometry apparatus |
| GB1114193A (en) * | 1964-09-15 | 1968-05-15 | Ici Ltd | Analytical device |
-
1972
- 1972-02-04 FR FR7203895A patent/FR2170880B1/fr not_active Expired
- 1972-03-11 DE DE2211835A patent/DE2211835C3/de not_active Expired
- 1972-11-30 DK DK599072AA patent/DK136677B/da unknown
- 1972-12-01 NL NL7216397A patent/NL7216397A/xx unknown
- 1972-12-11 US US00313623A patent/US3797942A/en not_active Expired - Lifetime
- 1972-12-13 IT IT32829/72A patent/IT971799B/it active
- 1972-12-13 GB GB5751472A patent/GB1380841A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2211835C3 (de) | 1975-02-13 |
| FR2170880B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-06-11 |
| US3797942A (en) | 1974-03-19 |
| GB1380841A (en) | 1975-01-15 |
| DK136677C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-04-10 |
| IT971799B (it) | 1974-05-10 |
| DE2211835B2 (de) | 1974-06-27 |
| DE2211835A1 (de) | 1973-08-16 |
| DK136677B (da) | 1977-11-07 |
| FR2170880A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-09-21 |