GB2121180B - Catalytic combustible-gas detectors - Google Patents

Catalytic combustible-gas detectors

Info

Publication number
GB2121180B
GB2121180B GB08212748A GB8212748A GB2121180B GB 2121180 B GB2121180 B GB 2121180B GB 08212748 A GB08212748 A GB 08212748A GB 8212748 A GB8212748 A GB 8212748A GB 2121180 B GB2121180 B GB 2121180B
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
GB08212748A
Other versions
GB2121180A (en
Inventor
Bruce Robert Edgington
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 GB08212748A priority Critical patent/GB2121180B/en
Publication of GB2121180A publication Critical patent/GB2121180A/en
Application granted granted Critical
Publication of GB2121180B publication Critical patent/GB2121180B/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 Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB08212748A 1982-05-01 1982-05-01 Catalytic combustible-gas detectors Expired GB2121180B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08212748A GB2121180B (en) 1982-05-01 1982-05-01 Catalytic combustible-gas detectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08212748A GB2121180B (en) 1982-05-01 1982-05-01 Catalytic combustible-gas detectors

Publications (2)

Publication Number Publication Date
GB2121180A GB2121180A (en) 1983-12-14
GB2121180B true GB2121180B (en) 1985-07-17

Family

ID=10530132

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08212748A Expired GB2121180B (en) 1982-05-01 1982-05-01 Catalytic combustible-gas detectors

Country Status (1)

Country Link
GB (1) GB2121180B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8806695D0 (en) * 1988-03-21 1988-04-20 Sieger Ltd Catalytic gas detector
US6344174B1 (en) 1999-01-25 2002-02-05 Mine Safety Appliances Company Gas sensor
US7526942B2 (en) * 2003-06-12 2009-05-05 Riken Keiki Co., Ltd. Contact combustion gas sensor
MY162463A (en) 2009-06-05 2017-06-15 Xtralis Technologies Ltd Gas detector apparatus
US10234412B2 (en) 2016-11-04 2019-03-19 Msa Technology, Llc Identification of combustible gas species via pulsed operation of a combustible gas sensor
US10900922B2 (en) 2018-07-17 2021-01-26 Msa Technology, Llc Power reduction in combustible gas sensors
US11703473B2 (en) 2019-12-11 2023-07-18 Msa Technology, Llc Operation of combustible gas sensor in a dynamic mode with a constant resistance setpoint

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL236206A (en) * 1958-02-18
NL7915013A (en) * 1978-03-08 1980-06-30 British Gas Corp A GAS SENSITIVE ELEMENT AND A METHOD FOR MANUFACTURING IT.
GB2066963B (en) * 1980-01-02 1983-07-27 Int Gas Detectors Ltd Gas sensor elements and methods of manufacturing them
GB2083630B (en) * 1980-09-05 1984-01-18 Nat Res Dev Catalytic combustible gas sensors

Also Published As

Publication number Publication date
GB2121180A (en) 1983-12-14

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Legal Events

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

Effective date: 20020430