FR2677765B1 - Procede de surveillance de l'etat de saturation d'une masse de charbon active filtrante d'un dispositif de filtration et cartouche de masque respiratoire en portant application. - Google Patents

Procede de surveillance de l'etat de saturation d'une masse de charbon active filtrante d'un dispositif de filtration et cartouche de masque respiratoire en portant application.

Info

Publication number
FR2677765B1
FR2677765B1 FR9107378A FR9107378A FR2677765B1 FR 2677765 B1 FR2677765 B1 FR 2677765B1 FR 9107378 A FR9107378 A FR 9107378A FR 9107378 A FR9107378 A FR 9107378A FR 2677765 B1 FR2677765 B1 FR 2677765B1
Authority
FR
France
Prior art keywords
monitoring
active carbon
same
filtration device
respiratory mask
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
Application number
FR9107378A
Other languages
English (en)
Other versions
FR2677765A1 (fr
Inventor
Escallon Serge
Archimbaud Michelle
Giuntini Jean-Charles
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.)
Onet SA
Orano Cycle SA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Onet SA
Compagnie Generale des Matieres Nucleaires SA
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 Commissariat a lEnergie Atomique CEA, Onet SA, Compagnie Generale des Matieres Nucleaires SA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR9107378A priority Critical patent/FR2677765B1/fr
Publication of FR2677765A1 publication Critical patent/FR2677765A1/fr
Application granted granted Critical
Publication of FR2677765B1 publication Critical patent/FR2677765B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/088—Devices for indicating filter saturation

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
FR9107378A 1991-06-17 1991-06-17 Procede de surveillance de l'etat de saturation d'une masse de charbon active filtrante d'un dispositif de filtration et cartouche de masque respiratoire en portant application. Expired - Fee Related FR2677765B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9107378A FR2677765B1 (fr) 1991-06-17 1991-06-17 Procede de surveillance de l'etat de saturation d'une masse de charbon active filtrante d'un dispositif de filtration et cartouche de masque respiratoire en portant application.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9107378A FR2677765B1 (fr) 1991-06-17 1991-06-17 Procede de surveillance de l'etat de saturation d'une masse de charbon active filtrante d'un dispositif de filtration et cartouche de masque respiratoire en portant application.

Publications (2)

Publication Number Publication Date
FR2677765A1 FR2677765A1 (fr) 1992-12-18
FR2677765B1 true FR2677765B1 (fr) 1994-06-17

Family

ID=9413918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9107378A Expired - Fee Related FR2677765B1 (fr) 1991-06-17 1991-06-17 Procede de surveillance de l'etat de saturation d'une masse de charbon active filtrante d'un dispositif de filtration et cartouche de masque respiratoire en portant application.

Country Status (1)

Country Link
FR (1) FR2677765B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19831313A1 (de) * 1998-07-13 2000-01-20 Andreas Noack Thermosorptionssensor
DE102015208443A1 (de) 2015-05-06 2016-11-10 Robert Bosch Gmbh Filter für ein Atemluftanalysegerät, Atemluftanalysegerät und Verfahren zum Überwachen eines Filters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696299A (en) * 1970-02-04 1972-10-03 Liggett & Myers Inc Relative carbon content meter for smoke filters
IT1054660B (it) * 1974-11-27 1981-11-30 Grace W R & Co Metodo ed apparato per la rigene razione di adsorbenti zeolitici
DE2529058A1 (de) * 1975-06-30 1977-02-03 Richard A Wallace Sicherheitswarnvorrichtung
EP0231405B1 (fr) * 1986-01-18 1988-09-28 Honeywell-Elac-Nautik GmbH Procédé et dispositif pour déterminer le chargement de filtres de charbon actif
DE3613512C3 (de) * 1986-04-22 1994-09-29 Auergesellschaft Gmbh Elektrische Warneinrichtung zur Anzeige des Erschöpfungszustandes eines Schadgase zurückhaltenden Gasfilters

Also Published As

Publication number Publication date
FR2677765A1 (fr) 1992-12-18

Similar Documents

Publication Publication Date Title
EP0476680A3 (en) Self-diagnosis and self-repair system for image forming apparatus
DE69524455T2 (de) Atemschutzgerät und filterpatrone
GB9124231D0 (en) Device for detection of degree of clogging of a dust filter
ZA915185B (en) Deep bed filter,method of manufacture of filter layer and filter module
ZA93636B (en) Filter cartridge for trap apparatus
FR2526478B1 (fr) Dispositif de fixation d'extremite d'un filtre de puits, et procede de fabrication de ce dispositif
ZA886852B (en) Filter media for filter systems
BR9201932A (pt) Sistema de filtragem,e,processo de filtrar uma corrente de alimentacao de liquido-solidos atraves de uma entrade de alimentacao ate um leito de meios granulares de filtro
FR2599638B1 (fr) Procede et dispositif individuel de filtration de liquide
FR2658913B1 (fr) Procede et dispositif d'etalonnage d'un compteur de particules.
IL84646A0 (en) System for filtering a stream of serial input data
EP0249124A3 (en) Filter casing for respirator masks
FR2677765B1 (fr) Procede de surveillance de l'etat de saturation d'une masse de charbon active filtrante d'un dispositif de filtration et cartouche de masque respiratoire en portant application.
GB8807376D0 (en) Device for filters inster for filters & filter
PT87587A (pt) Procede et dispositif de purification d'un gaz contenant des isotopes d'hydrogene
FR2679465B1 (fr) Procede et dispositif de decolmatage de membranes de filtration.
FR2663241B1 (fr) Procede et dispositif de purification d'air.
GB2116870B (en) Moving bed filter for the purification of gaseous and/or vaporous media
FR2644018B1 (fr) Dispositif formant filtre passe-bande, procede de filtrage utilisant un tel dispositif et dispositif de commande utilisant ce dispositif
FR2513536B1 (fr) Dispositif de filtration d'un liquide
GB8909172D0 (en) Apparatus for separating the leaders from next-following portions of filter rods and the like
FR2419099B1 (fr) Procede et dispositif de nettoyage des ouvertures d'un filtre
FR2612636B1 (fr) Procede et dispositif de controle de la force de tension d'un fil
FR2671646B1 (fr) Procede et dispositif assurant l'arret et la mise a l'heure d'une horloge.
FR2474332B1 (fr) Dispositif separateur de matieres, notamment d'isotopes, a l'etat de gaz ou vapeur

Legal Events

Date Code Title Description
ST Notification of lapse