FR94374E - Appareil pour déterminer la conductibilité thermique des gaz. - Google Patents

Appareil pour déterminer la conductibilité thermique des gaz.

Info

Publication number
FR94374E
FR94374E FR132027A FR132027A FR94374E FR 94374 E FR94374 E FR 94374E FR 132027 A FR132027 A FR 132027A FR 132027 A FR132027 A FR 132027A FR 94374 E FR94374 E FR 94374E
Authority
FR
France
Prior art keywords
gases
determining
thermal conductivity
conductivity
thermal
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
FR132027A
Other languages
English (en)
Inventor
Anthony John Clark
Charles Walter Munday
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.)
B P CHEMICALS U K Ltd
Original Assignee
B P CHEMICALS U K Ltd
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
Priority claimed from GB3852263A external-priority patent/GB1024869A/en
Application filed by B P CHEMICALS U K Ltd filed Critical B P CHEMICALS U K Ltd
Application granted granted Critical
Publication of FR94374E publication Critical patent/FR94374E/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
FR132027A 1963-10-01 1967-12-13 Appareil pour déterminer la conductibilité thermique des gaz. Expired FR94374E (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB3852263A GB1024869A (en) 1963-10-01 1963-10-01 Improvements in or relating to apparatus for the determination of the thermal conductivity of gases
GB1183664 1964-03-20
GB5595966A GB1150099A (en) 1963-10-01 1966-12-14 Device for measurig thermal conductivity of gases

Publications (1)

Publication Number Publication Date
FR94374E true FR94374E (fr) 1969-08-08

Family

ID=10475336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR132027A Expired FR94374E (fr) 1963-10-01 1967-12-13 Appareil pour déterminer la conductibilité thermique des gaz.

Country Status (4)

Country Link
DE (1) DE1648854A1 (fr)
FR (1) FR94374E (fr)
GB (1) GB1150099A (fr)
NL (1) NL6716259A (fr)

Also Published As

Publication number Publication date
DE1648854A1 (de) 1971-07-29
GB1150099A (en) 1969-04-30
NL6716259A (fr) 1968-06-17

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