FR2749657B1 - Dispositif portable et procede de controle de gaz delivre par un circuit d'alimentation sous pression - Google Patents

Dispositif portable et procede de controle de gaz delivre par un circuit d'alimentation sous pression

Info

Publication number
FR2749657B1
FR2749657B1 FR9607317A FR9607317A FR2749657B1 FR 2749657 B1 FR2749657 B1 FR 2749657B1 FR 9607317 A FR9607317 A FR 9607317A FR 9607317 A FR9607317 A FR 9607317A FR 2749657 B1 FR2749657 B1 FR 2749657B1
Authority
FR
France
Prior art keywords
supply circuit
portable device
pressure supply
gas delivered
monitoring gas
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 - Lifetime
Application number
FR9607317A
Other languages
English (en)
Other versions
FR2749657A1 (fr
Inventor
Bernard Boeuf
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.)
STE D'ETUDE ET DE REALISATION D'EQUIPEMENTS SPECIAUX SERES
Original Assignee
STE D'ETUDE ET DE REALISATION D'EQUIPEMENTS SPECIAUX SERES
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 STE D'ETUDE ET DE REALISATION D'EQUIPEMENTS SPECIAUX SERES filed Critical STE D'ETUDE ET DE REALISATION D'EQUIPEMENTS SPECIAUX SERES
Priority to FR9607317A priority Critical patent/FR2749657B1/fr
Publication of FR2749657A1 publication Critical patent/FR2749657A1/fr
Application granted granted Critical
Publication of FR2749657B1 publication Critical patent/FR2749657B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/24—Suction devices
    • 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
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0011—Sample conditioning
    • 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
    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR9607317A 1996-06-07 1996-06-07 Dispositif portable et procede de controle de gaz delivre par un circuit d'alimentation sous pression Expired - Lifetime FR2749657B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9607317A FR2749657B1 (fr) 1996-06-07 1996-06-07 Dispositif portable et procede de controle de gaz delivre par un circuit d'alimentation sous pression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9607317A FR2749657B1 (fr) 1996-06-07 1996-06-07 Dispositif portable et procede de controle de gaz delivre par un circuit d'alimentation sous pression

Publications (2)

Publication Number Publication Date
FR2749657A1 FR2749657A1 (fr) 1997-12-12
FR2749657B1 true FR2749657B1 (fr) 1998-09-11

Family

ID=9493000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9607317A Expired - Lifetime FR2749657B1 (fr) 1996-06-07 1996-06-07 Dispositif portable et procede de controle de gaz delivre par un circuit d'alimentation sous pression

Country Status (1)

Country Link
FR (1) FR2749657B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2941530B1 (fr) * 2009-01-28 2011-03-18 S Seres Environnement Sa Appareil ethylometre portable

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4014216A (en) * 1976-03-22 1977-03-29 Joseph Scott Thornton Apparatus for sampling gas mixtures
US4459266A (en) * 1982-01-05 1984-07-10 Lamoreaux Charles L Air purity monitoring system
GB8405481D0 (en) * 1984-03-02 1984-04-04 Lion Lab Ltd Gas analysis
GB9224677D0 (en) * 1992-11-25 1993-01-13 Edinburgh Sensors Ltd Gas sensor
FR2709000B1 (fr) * 1993-08-12 1995-11-03 Seres Ste Etud Real Equip Spec Procédé et dispositif de mesure de taux de gaz partiel exhalé dans l'haleine.
GB2284059B (en) * 1993-11-04 1998-03-25 Micro Medical Ltd Gas sensor apparatus

Also Published As

Publication number Publication date
FR2749657A1 (fr) 1997-12-12

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