AU420409B2 - Gas concentration detectio apparatus - Google Patents

Gas concentration detectio apparatus

Info

Publication number
AU420409B2
AU420409B2 AU34572/68A AU3457268A AU420409B2 AU 420409 B2 AU420409 B2 AU 420409B2 AU 34572/68 A AU34572/68 A AU 34572/68A AU 3457268 A AU3457268 A AU 3457268A AU 420409 B2 AU420409 B2 AU 420409B2
Authority
AU
Australia
Prior art keywords
detectio
gas concentration
concentration
gas
detectio apparatus
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
AU34572/68A
Other versions
AU3457268A (en
Inventor
W. Johnson Kenneth
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.)
Ambac International Corp
Original Assignee
American Bosch Arma Corp
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 American Bosch Arma Corp filed Critical American Bosch Arma Corp
Priority to AU34572/68A priority Critical patent/AU420409B2/en
Publication of AU3457268A publication Critical patent/AU3457268A/en
Application granted granted Critical
Publication of AU420409B2 publication Critical patent/AU420409B2/en
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
    • G01N27/16—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 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)
AU34572/68A 1968-03-05 1968-03-05 Gas concentration detectio apparatus Expired AU420409B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU34572/68A AU420409B2 (en) 1968-03-05 1968-03-05 Gas concentration detectio apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU34572/68A AU420409B2 (en) 1968-03-05 1968-03-05 Gas concentration detectio apparatus

Publications (2)

Publication Number Publication Date
AU3457268A AU3457268A (en) 1969-09-11
AU420409B2 true AU420409B2 (en) 1972-01-10

Family

ID=3721874

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34572/68A Expired AU420409B2 (en) 1968-03-05 1968-03-05 Gas concentration detectio apparatus

Country Status (1)

Country Link
AU (1) AU420409B2 (en)

Also Published As

Publication number Publication date
AU3457268A (en) 1969-09-11

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