FR2339166B3 - - Google Patents

Info

Publication number
FR2339166B3
FR2339166B3 FR7701597A FR7701597A FR2339166B3 FR 2339166 B3 FR2339166 B3 FR 2339166B3 FR 7701597 A FR7701597 A FR 7701597A FR 7701597 A FR7701597 A FR 7701597A FR 2339166 B3 FR2339166 B3 FR 2339166B3
Authority
FR
France
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
Application number
FR7701597A
Other versions
FR2339166A1 (fr
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.)
Graviner Ltd
Original Assignee
Graviner 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 Graviner Ltd filed Critical Graviner Ltd
Publication of FR2339166A1 publication Critical patent/FR2339166A1/fr
Application granted granted Critical
Publication of FR2339166B3 publication Critical patent/FR2339166B3/fr
Granted 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity

Landscapes

  • Physics & Mathematics (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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7701597A 1976-01-23 1977-01-20 Perfectionnements apportes a la detection de la presence dans un fluide d'une substance exercant un effet sur la lumiere Granted FR2339166A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB259676 1976-01-23

Publications (2)

Publication Number Publication Date
FR2339166A1 FR2339166A1 (fr) 1977-08-19
FR2339166B3 true FR2339166B3 (fr) 1979-09-21

Family

ID=9742357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701597A Granted FR2339166A1 (fr) 1976-01-23 1977-01-20 Perfectionnements apportes a la detection de la presence dans un fluide d'une substance exercant un effet sur la lumiere

Country Status (9)

Country Link
JP (1) JPS5292772A (fr)
DE (1) DE2701901A1 (fr)
DK (1) DK25577A (fr)
FI (1) FI770205A (fr)
FR (1) FR2339166A1 (fr)
IT (1) IT1072375B (fr)
NL (1) NL7700510A (fr)
NO (1) NO770194L (fr)
SE (1) SE7700348L (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393295A1 (fr) * 1977-05-31 1978-12-29 Snecma Appareil de mesure du pouvoir transmissif de l'atmosphere
FR2569864B1 (fr) * 1984-09-04 1987-01-30 Commissariat Energie Atomique Equipement d'emission et de distribution de lumiere par fibres optiques, notamment pour le controle spectrophotometrique en ligne a l'aide d'un spectrophotometre double faisceau
DE4315152A1 (de) * 1993-05-07 1994-11-10 Bosch Gmbh Robert Vorrichtung zur Untersuchung eines Gases
DE4433305A1 (de) * 1994-09-28 1996-04-04 O K Tec Optik Keramik Technolo Faseroptische Sonde
JP2007155494A (ja) * 2005-12-05 2007-06-21 Kurabo Ind Ltd ツインフローセルとそれを用いる濃度測定システム
EP2169385A1 (fr) 2008-09-24 2010-03-31 Siemens Aktiengesellschaft Tête de mesure optique pour système de surveillance de tuyau de gaz

Also Published As

Publication number Publication date
NO770194L (no) 1977-07-26
NL7700510A (nl) 1977-07-26
SE7700348L (sv) 1977-07-24
DK25577A (da) 1977-07-24
IT1072375B (it) 1985-04-10
JPS5292772A (en) 1977-08-04
FR2339166A1 (fr) 1977-08-19
DE2701901A1 (de) 1977-07-28
FI770205A (fr) 1977-07-24

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Legal Events

Date Code Title Description
ST Notification of lapse