FR785193A - Appareil détecteur de gaz d'éclairage - Google Patents

Appareil détecteur de gaz d'éclairage

Info

Publication number
FR785193A
FR785193A FR785193DA FR785193A FR 785193 A FR785193 A FR 785193A FR 785193D A FR785193D A FR 785193DA FR 785193 A FR785193 A FR 785193A
Authority
FR
France
Prior art keywords
gas detector
detector device
lighting gas
lighting
gas
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
Application number
Other languages
English (en)
Inventor
Maurice Beraud
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 FR785193A publication Critical patent/FR785193A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00Investigating or analyzing materials by the use of thermal means
    • G01N25/20Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
    • G01N25/22Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures
    • G01N25/28Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly
    • G01N25/34Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using mechanical temperature-responsive elements, e.g. bimetallic
    • G01N25/36Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using mechanical temperature-responsive elements, e.g. bimetallic for investigating the composition of gas mixtures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (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)
FR785193D 1934-04-28 1934-04-28 Appareil détecteur de gaz d'éclairage Expired FR785193A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR785193T 1934-04-28

Publications (1)

Publication Number Publication Date
FR785193A true FR785193A (fr) 1935-08-03

Family

ID=9217727

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785193D Expired FR785193A (fr) 1934-04-28 1934-04-28 Appareil détecteur de gaz d'éclairage

Country Status (1)

Country Link
FR (1) FR785193A (fr)

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