GB855615A - Improvements in or relating to electric flue-gas testers - Google Patents

Improvements in or relating to electric flue-gas testers

Info

Publication number
GB855615A
GB855615A GB39506/58A GB3950658A GB855615A GB 855615 A GB855615 A GB 855615A GB 39506/58 A GB39506/58 A GB 39506/58A GB 3950658 A GB3950658 A GB 3950658A GB 855615 A GB855615 A GB 855615A
Authority
GB
United Kingdom
Prior art keywords
wire
chamber
block
platinum
moulded
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
GB39506/58A
Other languages
English (en)
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr AG
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 Landis and Gyr AG filed Critical Landis and Gyr AG
Publication of GB855615A publication Critical patent/GB855615A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14Investigating 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
    • G01N27/18Investigating 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
    • G01N27/185Investigating 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14Investigating 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
    • G01N27/16Investigating 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 burning or catalytic oxidation of surrounding material to be tested, e.g. of gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
GB39506/58A 1957-12-10 1958-12-08 Improvements in or relating to electric flue-gas testers Expired GB855615A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH855615X 1957-12-10

Publications (1)

Publication Number Publication Date
GB855615A true GB855615A (en) 1960-12-07

Family

ID=4542664

Family Applications (1)

Application Number Title Priority Date Filing Date
GB39506/58A Expired GB855615A (en) 1957-12-10 1958-12-08 Improvements in or relating to electric flue-gas testers

Country Status (5)

Country Link
CH (1) CH354963A (enExample)
DE (1) DE1044453B (enExample)
FR (1) FR1208742A (enExample)
GB (1) GB855615A (enExample)
NL (1) NL105693C (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109510A (en) * 1977-04-14 1978-08-29 Rodder Jerome A Fluid measuring apparatus
GB2143949A (en) * 1983-07-26 1985-02-20 Boc Group Plc Filament support

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE30105E (en) * 1974-11-15 1979-10-02 Fluid measuring apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109510A (en) * 1977-04-14 1978-08-29 Rodder Jerome A Fluid measuring apparatus
GB2143949A (en) * 1983-07-26 1985-02-20 Boc Group Plc Filament support

Also Published As

Publication number Publication date
DE1044453B (de) 1958-11-20
FR1208742A (fr) 1960-02-25
NL105693C (enExample)
CH354963A (de) 1961-06-15

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