FR2328961B1 - - Google Patents

Info

Publication number
FR2328961B1
FR2328961B1 FR7532644A FR7532644A FR2328961B1 FR 2328961 B1 FR2328961 B1 FR 2328961B1 FR 7532644 A FR7532644 A FR 7532644A FR 7532644 A FR7532644 A FR 7532644A FR 2328961 B1 FR2328961 B1 FR 2328961B1
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
FR7532644A
Other languages
French (fr)
Other versions
FR2328961A1 (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.)
Bpifrance Financement SA
Original Assignee
Agence National de Valorisation de la Recherche ANVAR
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 Agence National de Valorisation de la Recherche ANVAR filed Critical Agence National de Valorisation de la Recherche ANVAR
Priority to FR7532644A priority Critical patent/FR2328961A1/en
Priority to US05/683,649 priority patent/US4066904A/en
Publication of FR2328961A1 publication Critical patent/FR2328961A1/en
Application granted granted Critical
Publication of FR2328961B1 publication Critical patent/FR2328961B1/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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/631—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited using photolysis and investigating photolysed fragments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR7532644A 1975-05-14 1975-10-24 Measuring pollutant concn. in a gas, esp. atmospheric water vapour - by photodissociation and photometry of products Granted FR2328961A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7532644A FR2328961A1 (en) 1975-10-24 1975-10-24 Measuring pollutant concn. in a gas, esp. atmospheric water vapour - by photodissociation and photometry of products
US05/683,649 US4066904A (en) 1975-05-14 1976-05-06 Method of measurement of the concentration of a substance contained in a gas and devices for carrying out said method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7532644A FR2328961A1 (en) 1975-10-24 1975-10-24 Measuring pollutant concn. in a gas, esp. atmospheric water vapour - by photodissociation and photometry of products

Publications (2)

Publication Number Publication Date
FR2328961A1 FR2328961A1 (en) 1977-05-20
FR2328961B1 true FR2328961B1 (en) 1979-05-11

Family

ID=9161637

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532644A Granted FR2328961A1 (en) 1975-05-14 1975-10-24 Measuring pollutant concn. in a gas, esp. atmospheric water vapour - by photodissociation and photometry of products

Country Status (1)

Country Link
FR (1) FR2328961A1 (en)

Also Published As

Publication number Publication date
FR2328961A1 (en) 1977-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse