FR2347680B1 - - Google Patents

Info

Publication number
FR2347680B1
FR2347680B1 FR7710449A FR7710449A FR2347680B1 FR 2347680 B1 FR2347680 B1 FR 2347680B1 FR 7710449 A FR7710449 A FR 7710449A FR 7710449 A FR7710449 A FR 7710449A FR 2347680 B1 FR2347680 B1 FR 2347680B1
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
FR7710449A
Other languages
French (fr)
Other versions
FR2347680A1 (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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2347680A1 publication Critical patent/FR2347680A1/fr
Application granted granted Critical
Publication of FR2347680B1 publication Critical patent/FR2347680B1/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)
  • Regulation And Control Of Combustion (AREA)
FR7710449A 1976-04-07 1977-04-06 Detecteurs de gaz combustible renfermant du platine et une couche de catalyseur d'oxydation Granted FR2347680A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3952176A JPS52122192A (en) 1976-04-07 1976-04-07 Combustible gas detecting element

Publications (2)

Publication Number Publication Date
FR2347680A1 FR2347680A1 (fr) 1977-11-04
FR2347680B1 true FR2347680B1 (de) 1978-10-20

Family

ID=12555336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7710449A Granted FR2347680A1 (fr) 1976-04-07 1977-04-06 Detecteurs de gaz combustible renfermant du platine et une couche de catalyseur d'oxydation

Country Status (4)

Country Link
JP (1) JPS52122192A (de)
DE (1) DE2715329A1 (de)
FR (1) FR2347680A1 (de)
GB (1) GB1540212A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3122662A1 (de) * 1980-06-11 1982-04-01 Mine Safety Appliances Co. Ltd., Reading, Berkshire Elektrisch heizbares element und verfahren zu seiner herstellung
GB2096321B (en) * 1981-04-04 1984-05-31 English Electric Valve Co Ltd Combustible-gas detectors
JPS57186161A (en) * 1981-05-12 1982-11-16 Nissan Motor Co Ltd Manufacture of substrate for gas sensor element with heater
GB2125554B (en) * 1982-08-16 1985-12-24 Sieger J & S Ltd Catalytic gas detector
JPS60243549A (ja) * 1984-05-05 1985-12-03 ゲゼルシヤフト、フユール、ゲレーテバウ、ミツト、ベシユレンクテル、ハフツング ガスの触媒燃焼用のセンサの製造方法
DE3513033A1 (de) * 1984-05-05 1985-11-21 Gesellschaft für Gerätebau mbH, 4600 Dortmund Sensor fuer die katalytische verbrennung
GB2238617A (en) * 1989-11-28 1991-06-05 Eev Ltd Detector for flammable gases
US5779980A (en) * 1997-01-16 1998-07-14 Cts Corporation Gas sensor having a compounded catalytic structure
US6117393A (en) * 1997-01-16 2000-09-12 Cts Corporation Multilayered gas sensor

Also Published As

Publication number Publication date
JPS52122192A (en) 1977-10-14
GB1540212A (en) 1979-02-07
FR2347680A1 (fr) 1977-11-04
DE2715329A1 (de) 1977-11-03

Similar Documents

Publication Publication Date Title
FR2350483B1 (de)
FR2355254B3 (de)
FR2366156B1 (de)
JPS5736282Y2 (de)
JPS5543163B2 (de)
JPS5757235B2 (de)
JPS5334947U (de)
JPS5385017U (de)
JPS5539808Y2 (de)
JPS52148621U (de)
JPS52159189U (de)
JPS5339060U (de)
JPS5360332U (de)
JPS52146539U (de)
JPS52118697U (de)
JPS52116034U (de)
CH594565A5 (de)
CH611409A5 (de)
CH594774A5 (de)
CH608701A5 (de)
CH594477A5 (de)
CH593551A5 (de)
CH592875A5 (de)
CH592780A5 (de)
BG23357A1 (de)

Legal Events

Date Code Title Description
ST Notification of lapse