GB1149531A - Improvements in or relating to a galvanometer measuring instrument - Google Patents

Improvements in or relating to a galvanometer measuring instrument

Info

Publication number
GB1149531A
GB1149531A GB1971666A GB1971666A GB1149531A GB 1149531 A GB1149531 A GB 1149531A GB 1971666 A GB1971666 A GB 1971666A GB 1971666 A GB1971666 A GB 1971666A GB 1149531 A GB1149531 A GB 1149531A
Authority
GB
United Kingdom
Prior art keywords
pointer
galvanometer
concentration
pointers
methane
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
GB1971666A
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.)
Charbonnages de France CDF
Original Assignee
Charbonnages de France CDF
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 Charbonnages de France CDF filed Critical Charbonnages de France CDF
Publication of GB1149531A publication Critical patent/GB1149531A/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
    • G01N27/16Investigating 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 Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB1971666A 1965-05-04 1966-05-04 Improvements in or relating to a galvanometer measuring instrument Expired GB1149531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR15635A FR1442430A (fr) 1965-05-04 1965-05-04 Dispositif de mesure galvanométrique

Publications (1)

Publication Number Publication Date
GB1149531A true GB1149531A (en) 1969-04-23

Family

ID=8577890

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1971666A Expired GB1149531A (en) 1965-05-04 1966-05-04 Improvements in or relating to a galvanometer measuring instrument

Country Status (6)

Country Link
BE (1) BE680422A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1598259A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1442430A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1149531A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU51017A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6606018A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
BE680422A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-11-03
DE1598259A1 (de) 1970-11-05
LU51017A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-11-03
NL6606018A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-11-07
FR1442430A (fr) 1966-06-17

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