NL287717A - - Google Patents

Info

Publication number
NL287717A
NL287717A NL287717DA NL287717A NL 287717 A NL287717 A NL 287717A NL 287717D A NL287717D A NL 287717DA NL 287717 A NL287717 A NL 287717A
Authority
NL
Netherlands
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 NL287717A publication Critical patent/NL287717A/xx
Priority claimed from DEB65919A external-priority patent/DE1143044B/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N30/64—Electrical detectors
    • G01N30/66—Thermal conductivity detectors
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
NL287717D 1962-02-13 NL287717A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEB65919A DE1143044B (de) 1962-02-13 1962-02-13 Waermeleitfaehigkeitsmesszelle fuer Gasanalysengeraete
DEB71471A DE1199521B (de) 1962-02-13 1963-04-10 Waermeleitfaehigkeitsmesszelle

Publications (1)

Publication Number Publication Date
NL287717A true NL287717A (xx)

Family

ID=25966159

Family Applications (2)

Application Number Title Priority Date Filing Date
NL302227D NL302227A (xx) 1962-02-13
NL287717D NL287717A (xx) 1962-02-13

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL302227D NL302227A (xx) 1962-02-13

Country Status (6)

Country Link
US (2) US3243991A (xx)
CH (1) CH421556A (xx)
DE (1) DE1199521B (xx)
FR (1) FR1341810A (xx)
GB (2) GB1010265A (xx)
NL (2) NL287717A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1052175A (xx) * 1962-02-13
US3321954A (en) * 1966-07-20 1967-05-30 Nat Distillers Chem Corp Contaminant detection apparatus
US3496763A (en) * 1967-10-19 1970-02-24 Phillips Petroleum Co Liquid stream analysis
US4873862A (en) * 1986-04-16 1989-10-17 The Perkin-Elmer Corporation Ionization detectors for gas chromatography
DE10119788C2 (de) * 2001-04-23 2003-08-07 Siemens Ag Wärmeleitfähigkeitsdetektor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2269850A (en) * 1939-11-21 1942-01-13 William O Hebler Gas analysis apparatus
US2326884A (en) * 1941-11-28 1943-08-17 Weaver Mfg Co Gas analyzer
US2557008A (en) * 1944-02-07 1951-06-12 Poole Ralph Apparatus for detecting explosive gases
FR911680A (fr) * 1950-03-10 1946-07-17 Pyrometrie Ind Procédé et dispositif de mesure et de réglage du débit d'un fluide
US2786350A (en) * 1954-05-19 1957-03-26 Johnson Williams Inc Gas detection apparatus
US2805134A (en) * 1954-12-15 1957-09-03 Mine Safety Appliances Co Combustible gas indicator and filament therefor
FR1146415A (fr) * 1956-04-04 1957-11-12 Cie Ind D Applic Mecaniques Et Appareil analyseur de fluide
US3075379A (en) * 1957-01-24 1963-01-29 Standard Oil Co Thermal conductivity cell apparatus
US3134257A (en) * 1960-02-23 1964-05-26 Phillips Petroleum Co Fast response thermal conductivity cell
US3106088A (en) * 1960-04-25 1963-10-08 Du Pont Shielded resistor
US3184953A (en) * 1961-12-27 1965-05-25 Gulf Research Development Co Gas chromatographic apparatus
GB1052175A (xx) * 1962-02-13

Also Published As

Publication number Publication date
CH421556A (de) 1966-09-30
FR1341810A (fr) 1963-11-02
DE1199521B (de) 1965-08-26
GB1010265A (en) 1965-11-17
US3243991A (en) 1966-04-05
GB1052175A (xx)
NL302227A (xx)
US3315517A (en) 1967-04-25

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