GB2129134B - Catalytic combustible-gas detectors - Google Patents

Catalytic combustible-gas detectors

Info

Publication number
GB2129134B
GB2129134B GB08229242A GB8229242A GB2129134B GB 2129134 B GB2129134 B GB 2129134B GB 08229242 A GB08229242 A GB 08229242A GB 8229242 A GB8229242 A GB 8229242A GB 2129134 B GB2129134 B GB 2129134B
Authority
GB
United Kingdom
Prior art keywords
gas detectors
catalytic combustible
combustible
catalytic
detectors
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
GB08229242A
Other versions
GB2129134A (en
Inventor
Eric Jones
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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve Co 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
Application filed by English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Priority to GB08229242A priority Critical patent/GB2129134B/en
Publication of GB2129134A publication Critical patent/GB2129134A/en
Application granted granted Critical
Publication of GB2129134B publication Critical patent/GB2129134B/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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB08229242A 1982-10-13 1982-10-13 Catalytic combustible-gas detectors Expired GB2129134B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08229242A GB2129134B (en) 1982-10-13 1982-10-13 Catalytic combustible-gas detectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08229242A GB2129134B (en) 1982-10-13 1982-10-13 Catalytic combustible-gas detectors

Publications (2)

Publication Number Publication Date
GB2129134A GB2129134A (en) 1984-05-10
GB2129134B true GB2129134B (en) 1985-11-20

Family

ID=10533572

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08229242A Expired GB2129134B (en) 1982-10-13 1982-10-13 Catalytic combustible-gas detectors

Country Status (1)

Country Link
GB (1) GB2129134B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL236206A (en) * 1958-02-18
GB1516039A (en) * 1976-06-18 1978-06-28 English Electric Valve Co Ltd Combustible gas detectors
GB1549640A (en) * 1976-07-06 1979-08-08 English Electric Valve Co Ltd Combustible-gas detectors
GB1556339A (en) * 1977-08-25 1979-11-21 English Electric Valve Co Ltd Combustible gas detectors
GB1554831A (en) * 1978-01-16 1979-10-31 English Electric Valve Co Ltd Combustible-gas detectors
GB2078378B (en) * 1980-06-11 1984-08-15 Mine Safety Appliances Co Catalytic electrical gas sensors
GB2096321B (en) * 1981-04-04 1984-05-31 English Electric Valve Co Ltd Combustible-gas detectors

Also Published As

Publication number Publication date
GB2129134A (en) 1984-05-10

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20021012