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FR799136A - Method and apparatus for the determination of highly diluted carbonaceous gases - Google Patents

Method and apparatus for the determination of highly diluted carbonaceous gases

Info

Publication number
FR799136A
FR799136A FR799136DA FR799136A FR 799136 A FR799136 A FR 799136A FR 799136D A FR799136D A FR 799136DA FR 799136 A FR799136 A FR 799136A
Authority
FR
France
Prior art keywords
determination
highly diluted
carbonaceous gases
carbonaceous
gases
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)
Inventor
Paul Emile Marcel Chovin
Leon Pierre Roger Gion
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 FR799136A publication Critical patent/FR799136A/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
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • G01N21/783—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour for analysing gases

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (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 Non-Biological Materials By The Use Of Chemical Means (AREA)
FR799136D 1935-03-05 1935-03-05 Method and apparatus for the determination of highly diluted carbonaceous gases Expired FR799136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR799136T 1935-03-05

Publications (1)

Publication Number Publication Date
FR799136A true FR799136A (en) 1936-06-06

Family

ID=9236599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR799136D Expired FR799136A (en) 1935-03-05 1935-03-05 Method and apparatus for the determination of highly diluted carbonaceous gases

Country Status (2)

Country Link
FR (1) FR799136A (en)
GB (1) GB457910A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2552107A (en) * 1943-09-11 1951-05-08 Gen Motors Corp Air heater control
US2812242A (en) * 1954-07-01 1957-11-05 Lab Equipment Corp Automatic titration apparatus
DE1167563B (en) * 1961-06-10 1964-04-09 Bran & Luebbe Device for controlling the gas pressure and device for metering the absorption liquid on a device for displaying the concentration of a trace gas contained in a gas mixture

Also Published As

Publication number Publication date
GB457910A (en) 1936-12-08

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