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GB2088559B - Gas sensing equipment - Google Patents

Gas sensing equipment

Info

Publication number
GB2088559B
GB2088559B GB8038281A GB8038281A GB2088559B GB 2088559 B GB2088559 B GB 2088559B GB 8038281 A GB8038281 A GB 8038281A GB 8038281 A GB8038281 A GB 8038281A GB 2088559 B GB2088559 B GB 2088559B
Authority
GB
United Kingdom
Prior art keywords
gas sensing
sensing equipment
equipment
gas
sensing
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
GB8038281A
Other versions
GB2088559A (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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB8038281A priority Critical patent/GB2088559B/en
Publication of GB2088559A publication Critical patent/GB2088559A/en
Application granted granted Critical
Publication of GB2088559B publication Critical patent/GB2088559B/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
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/117Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB8038281A 1980-11-28 1980-11-28 Gas sensing equipment Expired GB2088559B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8038281A GB2088559B (en) 1980-11-28 1980-11-28 Gas sensing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8038281A GB2088559B (en) 1980-11-28 1980-11-28 Gas sensing equipment

Publications (2)

Publication Number Publication Date
GB2088559A GB2088559A (en) 1982-06-09
GB2088559B true GB2088559B (en) 1984-04-11

Family

ID=10517637

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8038281A Expired GB2088559B (en) 1980-11-28 1980-11-28 Gas sensing equipment

Country Status (1)

Country Link
GB (1) GB2088559B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4861557A (en) * 1986-01-21 1989-08-29 Industrial Scientific Devices, Inc. Combustible gas detector through use of reaction control block
CH673536A5 (en) * 1986-03-04 1990-03-15 Ingold W Dr Ag
DE59510301D1 (en) * 1995-09-20 2002-09-05 Siemens Building Tech Ag gas detector
US5831146A (en) * 1996-05-09 1998-11-03 Cts Corporation Gas sensor with multiple exposed active elements
GB2335043B (en) * 1998-03-04 2002-05-22 Eev Ltd Gas sensors
KR20020001780A (en) 1999-03-17 2002-01-09 추후제출 Sensor device and method of detecting gases or fumes in air
CN118817784B (en) * 2024-09-18 2024-12-10 启思半导体(杭州)有限责任公司 A membrane type surface stress sensor and analysis method thereof

Also Published As

Publication number Publication date
GB2088559A (en) 1982-06-09

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19951128