FR2334100A1 - Element detecteur de la presence de gaz combustibles dans une atmosphere gazeuse comportant au moins un oxydant - Google Patents

Element detecteur de la presence de gaz combustibles dans une atmosphere gazeuse comportant au moins un oxydant

Info

Publication number
FR2334100A1
FR2334100A1 FR7537332A FR7537332A FR2334100A1 FR 2334100 A1 FR2334100 A1 FR 2334100A1 FR 7537332 A FR7537332 A FR 7537332A FR 7537332 A FR7537332 A FR 7537332A FR 2334100 A1 FR2334100 A1 FR 2334100A1
Authority
FR
France
Prior art keywords
oxidizer
atmosphere containing
gaseous atmosphere
combustible gases
element detector
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
FR7537332A
Other languages
English (en)
Other versions
FR2334100B1 (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.)
LOUYOT COMPTOIR LYON ALEMAND
Original Assignee
LOUYOT COMPTOIR LYON ALEMAND
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 LOUYOT COMPTOIR LYON ALEMAND filed Critical LOUYOT COMPTOIR LYON ALEMAND
Priority to FR7537332A priority Critical patent/FR2334100A1/fr
Priority to JP51113188A priority patent/JPS5269694A/ja
Priority to US05/737,707 priority patent/US4077775A/en
Publication of FR2334100A1 publication Critical patent/FR2334100A1/fr
Application granted granted Critical
Publication of FR2334100B1 publication Critical patent/FR2334100B1/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
    • 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
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7537332A 1975-12-05 1975-12-05 Element detecteur de la presence de gaz combustibles dans une atmosphere gazeuse comportant au moins un oxydant Granted FR2334100A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7537332A FR2334100A1 (fr) 1975-12-05 1975-12-05 Element detecteur de la presence de gaz combustibles dans une atmosphere gazeuse comportant au moins un oxydant
JP51113188A JPS5269694A (en) 1975-12-05 1976-09-22 Detecting element for combustible gases
US05/737,707 US4077775A (en) 1975-12-05 1976-11-01 Element for detecting the presence of combustible gases in a gaseous atmosphere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7537332A FR2334100A1 (fr) 1975-12-05 1975-12-05 Element detecteur de la presence de gaz combustibles dans une atmosphere gazeuse comportant au moins un oxydant

Publications (2)

Publication Number Publication Date
FR2334100A1 true FR2334100A1 (fr) 1977-07-01
FR2334100B1 FR2334100B1 (fr) 1980-04-04

Family

ID=9163392

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7537332A Granted FR2334100A1 (fr) 1975-12-05 1975-12-05 Element detecteur de la presence de gaz combustibles dans une atmosphere gazeuse comportant au moins un oxydant

Country Status (3)

Country Link
US (1) US4077775A (fr)
JP (1) JPS5269694A (fr)
FR (1) FR2334100A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2473179A1 (fr) * 1980-01-02 1981-07-10 Int Gas Detectors Ltd Elements detecteurs de gaz et procedes pour les fabriquer

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4138881A (en) * 1978-02-01 1979-02-13 Westinghouse Electric Corp. Resistor-type solid electrolyte oxygen sensor
US4423407A (en) * 1981-02-27 1983-12-27 Dart Industries Inc. Apparatus and method for measuring the concentration of gases
US4502321A (en) * 1981-02-27 1985-03-05 Capital Controls Apparatus and method for measuring the concentration of gases
GB8924889D0 (en) * 1989-11-03 1989-12-20 Neotronics Technology Plc Combustible gas detection
IT1252088B (it) * 1991-10-25 1995-06-01 Erba Strumentazione Apparecchiatura e procedimento di analisi o-fid
JPH11223614A (ja) * 1998-02-06 1999-08-17 Research Institute Of Innovative Technology For The Earth 接触燃焼式可燃ガスセンサ
JP4800853B2 (ja) 2005-12-28 2011-10-26 株式会社デンソー ガスセンサ素子
DE102014018681B3 (de) * 2014-12-18 2015-10-29 Dräger Safety AG & Co. KGaA Gassensor und Verfahren zur Herstellung eines Messelementes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2768069A (en) * 1952-06-05 1956-10-23 Factory Mutual Res Corp Combustible gas detector
US3092799A (en) * 1958-02-18 1963-06-04 Nat Res Dev Apparatus for detecting combustible gases having an electrically conductive member enveloped in a refractory material
NL275018A (fr) * 1961-02-24
FR1506941A (fr) 1966-12-29 1967-12-22 Inst Gornogo Dela Imeni Skochi Analyseur de gaz thermochimique portatif

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2473179A1 (fr) * 1980-01-02 1981-07-10 Int Gas Detectors Ltd Elements detecteurs de gaz et procedes pour les fabriquer

Also Published As

Publication number Publication date
US4077775A (en) 1978-03-07
FR2334100B1 (fr) 1980-04-04
JPS5269694A (en) 1977-06-09

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Legal Events

Date Code Title Description
ST Notification of lapse