FR2404220A1 - Dispositif de surveillance ameliore - Google Patents

Dispositif de surveillance ameliore

Info

Publication number
FR2404220A1
FR2404220A1 FR7827334A FR7827334A FR2404220A1 FR 2404220 A1 FR2404220 A1 FR 2404220A1 FR 7827334 A FR7827334 A FR 7827334A FR 7827334 A FR7827334 A FR 7827334A FR 2404220 A1 FR2404220 A1 FR 2404220A1
Authority
FR
France
Prior art keywords
monitoring system
improved monitoring
immobilized
exposure
determining
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.)
Granted
Application number
FR7827334A
Other languages
English (en)
Other versions
FR2404220B1 (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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of FR2404220A1 publication Critical patent/FR2404220A1/fr
Application granted granted Critical
Publication of FR2404220B1 publication Critical patent/FR2404220B1/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
    • 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
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G01N31/223—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols
    • G01N31/224—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols for investigating presence of dangerous gases
    • 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
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne l'industrie chimique. Une matière sorbante en particules recueillant le composant sélectionné est immobilisée dans une matrice de polytétrafluoroéthylène. Application notamment à des dispositifs pour déterminer le taux d'exposition de sujets humains à des vapeurs et des gaz dangereux présents dans l'air ambiant
FR7827334A 1977-09-26 1978-09-25 Dispositif de surveillance ameliore Granted FR2404220A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/836,763 US4208194A (en) 1977-09-26 1977-09-26 Monitoring device

Publications (2)

Publication Number Publication Date
FR2404220A1 true FR2404220A1 (fr) 1979-04-20
FR2404220B1 FR2404220B1 (fr) 1984-11-16

Family

ID=25272676

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7827334A Granted FR2404220A1 (fr) 1977-09-26 1978-09-25 Dispositif de surveillance ameliore

Country Status (6)

Country Link
US (1) US4208194A (fr)
JP (1) JPS5458085A (fr)
CA (1) CA1116063A (fr)
DE (1) DE2842031A1 (fr)
FR (1) FR2404220A1 (fr)
GB (1) GB2005016B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428257A1 (fr) * 1978-06-05 1980-01-04 Minnesota Mining & Mfg Systeme directeur de l'oxyde de carbone
EP0046699A2 (fr) * 1980-08-21 1982-03-03 The Bendix Corporation Détecteur de la mobilité d'ions muni d'une membrane de séparation

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341539A (en) * 1979-08-10 1982-07-27 Dimitri Gidaspow Thermally regenerative desiccant element
DE3200959A1 (de) * 1982-01-14 1983-07-21 Hasso von 4000 Düsseldorf Blücher Textiler flaechenfilter
US4482635A (en) * 1982-03-29 1984-11-13 E. I. Du Pont De Nemours & Company Composition, indicator, process and device for detecting carbon monoxide
US4493716A (en) * 1982-10-12 1985-01-15 W. L. Gore & Associates, Inc. Apparatus for the separation of hydrogen sulfide from a gas mixture
US5127925A (en) * 1982-12-13 1992-07-07 Allied-Signal Inc. Separation of gases by means of mixed matrix membranes
US4516984A (en) * 1983-11-08 1985-05-14 Emory University Degassing process and apparatus for removal of oxygen
US5110326A (en) * 1985-07-31 1992-05-05 Celanese Corporation Immobilized liquid membrane
ZA865173B (en) * 1985-07-31 1987-03-25 Celanese Corp Immobilized liquid membrane
US5009971A (en) * 1987-03-13 1991-04-23 Ppg Industries, Inc. Gas recombinant separator
FR2625690B1 (fr) * 1988-01-11 1993-04-23 Inst Francais Du Petrole Procede de separation des constituants d'un melange en phase gazeuse au moyen d'une membrane composite
US4906377A (en) * 1988-05-04 1990-03-06 Millipore Corporation Fluorocarbon membranes and process for making fluorocarbon membranes
US5582865A (en) * 1988-12-12 1996-12-10 Extraction Systems, Inc. Non-woven filter composite
US5207915A (en) * 1990-02-23 1993-05-04 Minnesota Mining And Manufacturing Company Separation method using controlled pore composite polytetrafluoroethylene article
US5147539A (en) * 1990-02-23 1992-09-15 Minnesota Mining And Manufacturing Company Controlled pore composite polytetrafluoroethylene article
US5593482A (en) * 1990-03-20 1997-01-14 W. L. Gore & Associates, Inc. Adsorbent assembly for removing gaseous contaminants
US5151110A (en) * 1990-09-11 1992-09-29 University Of New Mexico Molecular sieve sensors for selective detection at the nanogram level
CA2059398C (fr) * 1991-02-07 1999-05-25 Craig G. Markell Agent d'extraction en phase solide
USRE36811E (en) * 1991-02-07 2000-08-08 Minnesota Mining And Manufacturing Co. Solid phase extraction medium
US5264184A (en) * 1991-03-19 1993-11-23 Minnesota Mining And Manufacturing Company Device and a method for separating liquid samples
DE4211907A1 (de) * 1991-04-19 1992-11-05 Rene Baltus Vorrichtung zum messen oder sammeln der menge eines in einer fluessigkeit enthaltenen gasanteils oder feststoffes
US5248428A (en) * 1991-06-28 1993-09-28 Minnesota Mining And Manufacturing Company Article for separations and purifications and method of controlling porosity therein
US5238621A (en) * 1991-06-28 1993-08-24 Minnesota Mining And Manufacturing Company Method of controlling porosity in a composite article
US5328758A (en) * 1991-10-11 1994-07-12 Minnesota Mining And Manufacturing Company Particle-loaded nonwoven fibrous article for separations and purifications
US5209967A (en) * 1992-01-31 1993-05-11 Minnesota Mining And Manufacturing Company Pressure sensitive membrane and method therefor
GB2263769A (en) * 1992-01-31 1993-08-04 Bernard Fields Vapour sampling device
US5328756A (en) * 1992-01-31 1994-07-12 Minnesota Mining And Manufacturing Company Temperature sensitive circuit breaking element
GB9202360D0 (en) * 1992-02-04 1992-03-18 Gore W L & Ass Uk Ostomy filter
US5453118A (en) * 1993-06-02 1995-09-26 Ultra Pure Systems, Inc. Carbon-filled fuel vapor filter system
US5607647A (en) * 1993-12-02 1997-03-04 Extraction Systems, Inc. Air filtering within clean environments
AU2198395A (en) * 1994-05-05 1995-11-29 Minnesota Mining And Manufacturing Company Chemically modified solid phase extraction particles and articles containing same
US5500038A (en) * 1994-08-30 1996-03-19 W. L. Gore & Associates, Inc. Non-particulating compact adsorbent filter
US5856198A (en) * 1994-12-28 1999-01-05 Extraction Systems, Inc. Performance monitoring of gas-phase air filters
US5833860A (en) * 1995-08-28 1998-11-10 Millipore Investment Holdings Limited Centrifugal adsorptive sample preparation device and method
DE19741697C2 (de) * 1996-12-06 2002-02-21 Roth Hansjoachim Chip zur Überwachung der Quecksilberkonzentration in der Luft
US6168651B1 (en) 1998-10-08 2001-01-02 Donaldson Company, Inc. Filter assembly with shaped adsorbent article; and devices and methods of use
US6146446A (en) * 1998-10-08 2000-11-14 Donaldson Company, Inc. Filter assembly with shaped adsorbent article; and devices and methods of use
GB2349462A (en) * 1999-04-28 2000-11-01 John Sommerville Strip for environment monitoring
US6214095B1 (en) 1999-07-06 2001-04-10 Donaldson Company, Inc. Adsorbent pouch for removal of gaseous contaminants
JP2004514546A (ja) * 2000-09-20 2004-05-20 シェブロン　ユー．エス．エー．　インコーポレイテッド 熱分解炭素ふるい粒子を混合したマトリックス膜及びその製法と使用法
US6503295B1 (en) * 2000-09-20 2003-01-07 Chevron U.S.A. Inc. Gas separations using mixed matrix membranes
US6500233B1 (en) 2000-10-26 2002-12-31 Chevron U.S.A. Inc. Purification of p-xylene using composite mixed matrix membranes
US20040161367A1 (en) * 2003-02-13 2004-08-19 Truex Bryan I. Apparatus and method for detecting chlorine dioxide
EP1687360A1 (fr) * 2003-11-20 2006-08-09 Bayerische Julius-Maximilians-Universität Würzburg Materiaux fonctionnels a liaison polymere
US7306647B2 (en) * 2004-11-19 2007-12-11 Chevron U.S.A. Inc. Mixed matrix membrane with mesoporous particles and methods for making and using the same
FR2895518B1 (fr) * 2005-12-26 2008-07-04 Bruno Aubert Procede de mesure et d'alertes fiabilisees et individualisees de pollutions de l'air et dispositif associe
JP4213167B2 (ja) * 2006-03-24 2009-01-21 日本バルカー工業株式会社 充填材入りフッ素樹脂シートの製造方法
US20080011163A1 (en) * 2006-07-17 2008-01-17 Mcclain Michael S Sorbent porous polymeric composite materials
US8067110B2 (en) * 2006-09-11 2011-11-29 3M Innovative Properties Company Organic vapor sorbent protective device with thin-film indicator
US7906223B2 (en) * 2006-09-11 2011-03-15 3M Innovative Properties Company Permeable nanoparticle reflector
JP5491758B2 (ja) 2009-03-31 2014-05-14 日本バルカー工業株式会社 充填材入りフッ素樹脂シート、その製造方法およびガスケット
US8955515B2 (en) * 2009-10-23 2015-02-17 3M Innovative Properties Company Patterned chemical sensor having inert occluding layer
US8821621B2 (en) * 2010-04-02 2014-09-02 3M Innovative Properties Company Filter systems including optical analyte sensors and optical readers
CN102803936B (zh) 2010-04-02 2016-03-23 3M创新有限公司 包括图案化光学被分析物传感器和光学读出器的过滤器系统
KR101765972B1 (ko) 2010-04-02 2017-08-07 쓰리엠 이노베이티브 프로퍼티즈 컴파니 분석물 센서 광학 판독기를 위한 정렬 정합 특징부
CN103140749B (zh) 2010-10-01 2016-03-30 3M创新有限公司 用于使监测装置与滤筒的使用寿命终点相关联的方法
JP6045496B2 (ja) 2010-10-01 2016-12-14 スリーエム イノベイティブ プロパティズ カンパニー 耐用期間終点表示用の可搬型モニター
AU2012352762B2 (en) 2011-12-12 2016-02-18 3M Innovative Properties Company End of service life indicating systems for layered filter cartridges
RU2617483C2 (ru) 2013-03-15 2017-04-25 3М Инновейтив Пропертиз Компани Системы, индицирующие окончание ресурса эксплуатации, для многослойных фильтрующих картриджей

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933154A (en) * 1957-07-31 1960-04-19 Du Pont Process for filtering with polytetrafluoroethylene fibers
GB896345A (en) * 1957-10-07 1962-05-16 American Air Filter Co Fluid filtering medium and method of making such medium
FR2152829A1 (fr) * 1971-09-10 1973-04-27 Wright Dudley
FR2165652A5 (fr) * 1971-12-22 1973-08-03 Minnesota Mining & Mfg
US3950980A (en) * 1974-03-27 1976-04-20 Minnesota Mining And Manufacturing Company Vapor sampling device
US3985017A (en) * 1975-01-02 1976-10-12 Abcor, Inc. Gaseous contaminate dosimeter and method
US4040805A (en) * 1976-10-22 1977-08-09 Board Of Supervisors Louisiana State University Agricultural And Mechanical College Personal monitoring device, or dosimeter, for measuring exposure of personnel to organic vapors

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1925582C3 (de) * 1969-05-20 1974-07-04 Linde Ag, 6200 Wiesbaden Verfahren und Vorrichtung zum Trennen von Stoffgemischen mittels Diffusion
FR2079460A5 (en) * 1970-02-02 1971-11-12 Rhone Poulenc Sa Polyorganosiloxane elastomer membranes - contng zeolite for gaseous separation procedures in conventional appts
US3911080A (en) * 1971-09-10 1975-10-07 Wright H Dudley Air pollution control
US3924219A (en) * 1971-12-22 1975-12-02 Minnesota Mining & Mfg Gas detection device
US3791910A (en) * 1972-03-07 1974-02-12 Ppg Industries Inc Multiple glazed unit
DE2256843A1 (de) * 1972-11-20 1974-06-06 Egon Tramann Abgasfilter fuer schweroelmaschinen
US4040802A (en) * 1975-04-22 1977-08-09 Deitz Victor R Activation of water soluble amines by halogens for trapping methyl radioactive iodine from air streams

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933154A (en) * 1957-07-31 1960-04-19 Du Pont Process for filtering with polytetrafluoroethylene fibers
GB896345A (en) * 1957-10-07 1962-05-16 American Air Filter Co Fluid filtering medium and method of making such medium
FR2152829A1 (fr) * 1971-09-10 1973-04-27 Wright Dudley
FR2165652A5 (fr) * 1971-12-22 1973-08-03 Minnesota Mining & Mfg
US3950980A (en) * 1974-03-27 1976-04-20 Minnesota Mining And Manufacturing Company Vapor sampling device
US3985017A (en) * 1975-01-02 1976-10-12 Abcor, Inc. Gaseous contaminate dosimeter and method
US4040805A (en) * 1976-10-22 1977-08-09 Board Of Supervisors Louisiana State University Agricultural And Mechanical College Personal monitoring device, or dosimeter, for measuring exposure of personnel to organic vapors

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428257A1 (fr) * 1978-06-05 1980-01-04 Minnesota Mining & Mfg Systeme directeur de l'oxyde de carbone
EP0046699A2 (fr) * 1980-08-21 1982-03-03 The Bendix Corporation Détecteur de la mobilité d'ions muni d'une membrane de séparation
EP0046699A3 (fr) * 1980-08-21 1982-03-10 The Bendix Corporation Détecteur de la mobilité d'ions muni d'une membrane de séparation

Also Published As

Publication number Publication date
GB2005016B (en) 1982-04-07
DE2842031A1 (de) 1979-05-03
JPS5458085A (en) 1979-05-10
FR2404220B1 (fr) 1984-11-16
JPS6142810B2 (fr) 1986-09-24
US4208194A (en) 1980-06-17
CA1116063A (fr) 1982-01-12
DE2842031C2 (fr) 1987-05-27
GB2005016A (en) 1979-04-11

Similar Documents

Publication Publication Date Title
FR2404220A1 (fr) Dispositif de surveillance ameliore
FR2295424A1 (fr) Dispositif pour l'analyse quantitative de substances chimiques dans des liquides biologiques et procede de fabrication et d'utilisation d'un tel dispositif
BE829278A (fr) Reactifs et procedes d'analyse de liquides biologiques
FR2283658A1 (fr) Procede et dispositif pour la detection de particules biologiques
BE823966A (fr) Procede pour l'execution de reactions entre des substances pulverulentes et des substances gazeuses
BE828901A (fr) Procede et appareil d'analyse de plusieurs echantillons liquides a la fois
FR2311296A1 (fr) Procede et dispositif pour la determination optique non dispersive de la concentration des composants des gaz et des fumees
FR2286380A1 (fr) Procede et appareil pour l'analyse des fluides biologiques
BE833012A (fr) Procede et appareillage pour l'analyse de traces de mercure dans des liquides
BE750690A (fr) Procede et dispositif d'agglomeration et de precipitation de matieres en suspension dans des gaz et des vapeurs et/ ou d'absorption de constituants gazeux
BR8606624A (pt) Dispositivo,sistema e processo para diagnostico de fluxo transversal
FR2490505B1 (fr) Appareil et procede pour l'execution sequentielle de processus chimiques
CH552804A (fr) Appareil d'analyse de particules en suspension dans un liquide.
FR2353857A1 (fr) Procede et dispositif pour signaler l'introduction de composants d'une reaction chimique dans un systeme d'analyse chimique
FR2507099B1 (fr) Filtre a particules actives enrobees pour la separation de gaz ou de liquides, et son procede de realisation
BR7605636A (pt) Processo para monitorizar e dar alarme de um desastre numa area e sistema monitor centralizado e processo para determinacao de escapamento de gas
FR2404015B1 (fr) Procede perfectionne de preparation de particules agglomerees de polymere granulaire et tetrafluoroethylene
FR2404214A1 (fr) Dispositif d'echantillonnage et d'analyse
BR8403331A (pt) Detector de gases e sistema monitor de concentracao de um gas selecionado
FR2399024A1 (fr) Procede et dispositif pour analyser et doser des constituants de milieux solides ou liquides
FR2316996A1 (fr) Procede d'elimination de particules solides et liquides en suspension dans un courant de gaz
FR2279093A1 (fr) Procede et dispositif d'analyse chimique locale des solides
BE885940A (fr) Procede et dispositif pour analyser des substances et des melanges de substances
FR2511506B1 (fr) Montage pour un appareil servant a mesurer et a afficher la concentration de gaz et de vapeurs combustibles contenus dans l'air
BE831226A (fr) Procede et dispositif d'epuration de gaz ou de fumees poussiereuses