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GB0721264D0 - Fibre optic discrimination sensor - Google Patents

Fibre optic discrimination sensor

Info

Publication number
GB0721264D0
GB0721264D0 GBGB0721264.0A GB0721264A GB0721264D0 GB 0721264 D0 GB0721264 D0 GB 0721264D0 GB 0721264 A GB0721264 A GB 0721264A GB 0721264 D0 GB0721264 D0 GB 0721264D0
Authority
GB
United Kingdom
Prior art keywords
fibre optic
discrimination sensor
discrimination
sensor
optic
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.)
Withdrawn
Application number
GBGB0721264.0A
Other versions
GB2454192A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evanesco Ltd
Original Assignee
Evanesco Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Evanesco Ltd filed Critical Evanesco Ltd
Priority to GB0721264A priority Critical patent/GB2454192A/en
Publication of GB0721264D0 publication Critical patent/GB0721264D0/en
Publication of GB2454192A publication Critical patent/GB2454192A/en
Withdrawn legal-status Critical Current

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
    • G01N21/55—Specular reflectivity
    • G01N21/552—Attenuated total 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
    • 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
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2835—Specific substances contained in the oils or fuels
    • G01N33/2847—Water in oils
    • 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
    • G01N2021/7783—Transmission, loss

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB0721264A 2007-10-30 2007-10-30 Fibre optic discrimination sensor Withdrawn GB2454192A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0721264A GB2454192A (en) 2007-10-30 2007-10-30 Fibre optic discrimination sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0721264A GB2454192A (en) 2007-10-30 2007-10-30 Fibre optic discrimination sensor

Publications (2)

Publication Number Publication Date
GB0721264D0 true GB0721264D0 (en) 2007-12-05
GB2454192A GB2454192A (en) 2009-05-06

Family

ID=38830186

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0721264A Withdrawn GB2454192A (en) 2007-10-30 2007-10-30 Fibre optic discrimination sensor

Country Status (1)

Country Link
GB (1) GB2454192A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201108004D0 (en) * 2011-05-13 2011-06-29 Leksing Ltd Fibre optic sensor
US20150160075A1 (en) * 2013-10-18 2015-06-11 Weatherford/Lamb, Inc. Cane-based u-bend

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4328825A (en) * 1980-09-10 1982-05-11 General Motors Corporation Fuel tank water drain system
IL91614A (en) * 1989-09-12 1992-07-15 Israel Atomic Energy Comm Method of performing attenuated total reflection spectroscopy
US5239176A (en) * 1991-10-03 1993-08-24 Foster-Miller, Inc. Tapered optical fiber sensing attenuated total reflectance
US5343037A (en) * 1993-06-21 1994-08-30 General Electric Company Environmental and physical parameter sensors incorporating polymer-covered fiber field access blocks
US5585634A (en) * 1994-09-29 1996-12-17 Foster-Miller, Inc. Attenuated total reflectance sensing
US5712934A (en) * 1996-07-25 1998-01-27 Johnson; Douglas M. Fiber optic infrared sensor
WO2002027302A2 (en) * 2000-09-19 2002-04-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Device and method for analysing liquids
US7288768B2 (en) * 2002-07-18 2007-10-30 Purdue Research Foundation Method for measuring the amount of an organic substance in a food product with infrared electromagnetic radiation
US20040047535A1 (en) * 2002-09-09 2004-03-11 Ljerka Ukrainczyk Enhanced fiber-optic sensor
US7263246B1 (en) * 2006-02-21 2007-08-28 United States Of America Department Of Energy Oxygen detection using evanescent fields

Also Published As

Publication number Publication date
GB2454192A (en) 2009-05-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)