FR832841A - Detector of harmful gas - Google Patents

Detector of harmful gas

Info

Publication number
FR832841A
FR832841A FR832841DA FR832841A FR 832841 A FR832841 A FR 832841A FR 832841D A FR832841D A FR 832841DA FR 832841 A FR832841 A FR 832841A
Authority
FR
France
Prior art keywords
detector
harmful gas
harmful
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
French (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.)
MECANIQUE DE PREC BRABAIE SOC
Original Assignee
MECANIQUE DE PREC BRABAIE SOC
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 MECANIQUE DE PREC BRABAIE SOC filed Critical MECANIQUE DE PREC BRABAIE SOC
Application granted granted Critical
Publication of FR832841A publication Critical patent/FR832841A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/20—Investigating 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
    • G01N25/22—Investigating 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
    • G01N25/44—Investigating 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 heat developed being transferred to a fixed quantity of fluid
    • G01N25/46—Investigating 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 heat developed being transferred to a fixed quantity of fluid for investigating the composition of gas mixtures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (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)
FR832841D 1937-05-20 1937-05-20 Detector of harmful gas Expired FR832841A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR832841T 1937-05-20

Publications (1)

Publication Number Publication Date
FR832841A true FR832841A (en) 1938-10-04

Family

ID=9296201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR832841D Expired FR832841A (en) 1937-05-20 1937-05-20 Detector of harmful gas

Country Status (1)

Country Link
FR (1) FR832841A (en)

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