BE585571A - - Google Patents

Info

Publication number
BE585571A
BE585571A BE585571DA BE585571A BE 585571 A BE585571 A BE 585571A BE 585571D A BE585571D A BE 585571DA BE 585571 A BE585571 A BE 585571A
Authority
BE
Belgium
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.)
Publication of BE585571A publication Critical patent/BE585571A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0026—General constructional details of gas analysers, e.g. portable test equipment using an alternating circulation of another gas
    • 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
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • 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
    • G01N27/18—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 changes in the thermal conductivity of a surrounding material to be tested
    • G01N27/185—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 changes in the thermal conductivity of a surrounding material to be tested using a catharometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
BE585571D 1958-12-29 BE585571A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR782813A FR1220068A (fr) 1958-12-29 1958-12-29 Dispositif d'analyse de gaz
FR791805A FR75607E (fr) 1958-12-29 1959-04-11 Dispositif d'analyse de gaz

Publications (1)

Publication Number Publication Date
BE585571A true BE585571A (ko)

Family

ID=26183716

Family Applications (1)

Application Number Title Priority Date Filing Date
BE585571D BE585571A (ko) 1958-12-29

Country Status (7)

Country Link
US (1) US3018655A (ko)
BE (1) BE585571A (ko)
DE (1) DE1266022B (ko)
FR (2) FR1220068A (ko)
GB (1) GB938226A (ko)
LU (1) LU38062A1 (ko)
NL (1) NL246701A (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449942A (en) * 1966-08-18 1969-06-17 Perkin Elmer Corp Isopiestic chromatographic detector
EP0096514A3 (en) * 1982-06-05 1984-10-31 Bl Technology Limited Detecting combustible or combustion-supporting constituents in exhaust gas from an internal combustion engine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826908A (en) * 1958-03-18 Integrating adsorption detector for gas
US2579352A (en) * 1950-04-28 1951-12-18 Gen Electric Method and apparatus for the quantitative measurement of impurities in an atmosphere
US2694923A (en) * 1952-06-30 1954-11-23 Phillips Petroleum Co System for gas analysis
US2883270A (en) * 1956-09-17 1959-04-21 Johnson Williams Inc Gas analyzers

Also Published As

Publication number Publication date
NL246701A (ko)
GB938226A (en) 1963-10-02
LU38062A1 (ko)
FR75607E (fr) 1961-07-21
DE1266022B (de) 1968-04-11
US3018655A (en) 1962-01-30
FR1220068A (fr) 1960-05-23

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