FR1576576A - - Google Patents

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Publication number
FR1576576A
FR1576576A FR1576576DA FR1576576A FR 1576576 A FR1576576 A FR 1576576A FR 1576576D A FR1576576D A FR 1576576DA FR 1576576 A FR1576576 A FR 1576576A
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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
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 filed Critical
Application granted granted Critical
Publication of FR1576576A publication Critical patent/FR1576576A/fr
Expired legal-status Critical Current

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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)
FR1576576D 1968-06-06 1968-06-06 Expired FR1576576A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR154013 1968-06-06

Publications (1)

Publication Number Publication Date
FR1576576A true FR1576576A (fr) 1969-08-01

Family

ID=8650877

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1576576D Expired FR1576576A (fr) 1968-06-06 1968-06-06

Country Status (1)

Country Link
FR (1) FR1576576A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314919A2 (fr) * 1987-11-03 1989-05-10 Mine Safety Appliances Company Circuit de détecteur de gaz combustible à stabilisation de température

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314919A2 (fr) * 1987-11-03 1989-05-10 Mine Safety Appliances Company Circuit de détecteur de gaz combustible à stabilisation de température
EP0314919A3 (en) * 1987-11-03 1990-01-17 Mine Safety Appliances Company Combustible gas detector having temperature stabilization capability

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