FR2965918B1 - OPTICAL DEVICE FOR DETECTING POLLUTANTS IN A FLUID AND METHOD USING SUCH A DEVICE - Google Patents
OPTICAL DEVICE FOR DETECTING POLLUTANTS IN A FLUID AND METHOD USING SUCH A DEVICEInfo
- Publication number
- FR2965918B1 FR2965918B1 FR1003978A FR1003978A FR2965918B1 FR 2965918 B1 FR2965918 B1 FR 2965918B1 FR 1003978 A FR1003978 A FR 1003978A FR 1003978 A FR1003978 A FR 1003978A FR 2965918 B1 FR2965918 B1 FR 2965918B1
- Authority
- FR
- France
- Prior art keywords
- fluid
- optical device
- detecting pollutants
- pollutants
- detecting
- 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 - Fee Related
Links
- 239000003344 environmental pollutant Substances 0.000 title 1
- 239000012530 fluid Substances 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
-
- 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
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
- G01N21/431—Dip refractometers, e.g. using optical fibres
-
- 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
- G01N33/18—Water
- G01N33/1826—Organic contamination in water
- G01N33/1833—Oil in water
-
- 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
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
- G01N21/431—Dip refractometers, e.g. using optical fibres
- G01N2021/432—Dip refractometers, e.g. using optical fibres comprising optical fibres
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
- G01N2021/7706—Reagent provision
- G01N2021/772—Tip coated light guide
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
- G01N2021/7706—Reagent provision
- G01N2021/773—Porous polymer jacket; Polymer matrix with indicator
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N2021/7769—Measurement method of reaction-produced change in sensor
- G01N2021/7773—Reflection
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N2021/7769—Measurement method of reaction-produced change in sensor
- G01N2021/7776—Index
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/94—Investigating contamination, e.g. dust
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1003978A FR2965918B1 (en) | 2010-10-08 | 2010-10-08 | OPTICAL DEVICE FOR DETECTING POLLUTANTS IN A FLUID AND METHOD USING SUCH A DEVICE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1003978A FR2965918B1 (en) | 2010-10-08 | 2010-10-08 | OPTICAL DEVICE FOR DETECTING POLLUTANTS IN A FLUID AND METHOD USING SUCH A DEVICE |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2965918A1 FR2965918A1 (en) | 2012-04-13 |
FR2965918B1 true FR2965918B1 (en) | 2013-01-18 |
Family
ID=43825276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1003978A Expired - Fee Related FR2965918B1 (en) | 2010-10-08 | 2010-10-08 | OPTICAL DEVICE FOR DETECTING POLLUTANTS IN A FLUID AND METHOD USING SUCH A DEVICE |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2965918B1 (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5244813A (en) * | 1991-01-25 | 1993-09-14 | Trustees Of Tufts College | Fiber optic sensor, apparatus, and methods for detecting an organic analyte in a fluid or vapor sample |
US5489536A (en) * | 1993-02-23 | 1996-02-06 | The United States Of America As Represented By The Department Of Energy | Detection of chlorinated aromatic compounds |
CA2301247A1 (en) * | 2000-03-17 | 2001-09-17 | Marc Levesque | Optical nose |
US7440110B2 (en) * | 2001-10-19 | 2008-10-21 | Invivosense Asa | Optical sensing of measurands |
FR2899971B1 (en) * | 2006-04-12 | 2008-10-17 | Inst Francais Du Petrole | DEVICE AND METHOD COMPRISING A SET OF OPTICAL SENSORS DISTRIBUTED ON A SINGLE FIBER |
US7889954B2 (en) * | 2007-07-12 | 2011-02-15 | The Regents Of The University Of California | Optical fiber-mounted porous photonic crystals and sensors |
-
2010
- 2010-10-08 FR FR1003978A patent/FR2965918B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2965918A1 (en) | 2012-04-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20160630 |