DE69019121D1 - Detektion entzündbarer Gase. - Google Patents

Detektion entzündbarer Gase.

Info

Publication number
DE69019121D1
DE69019121D1 DE69019121T DE69019121T DE69019121D1 DE 69019121 D1 DE69019121 D1 DE 69019121D1 DE 69019121 T DE69019121 T DE 69019121T DE 69019121 T DE69019121 T DE 69019121T DE 69019121 D1 DE69019121 D1 DE 69019121D1
Authority
DE
Germany
Prior art keywords
gas detection
flammable gas
flammable
detection
gas
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 - Fee Related
Application number
DE69019121T
Other languages
English (en)
Other versions
DE69019121T2 (de
Inventor
Anthony Desmond Shand Tantram
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.)
City Technology Ltd
Original Assignee
BANK OF ENGLAND
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 BANK OF ENGLAND filed Critical BANK OF ENGLAND
Application granted granted Critical
Publication of DE69019121D1 publication Critical patent/DE69019121D1/de
Publication of DE69019121T2 publication Critical patent/DE69019121T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0011—Sample conditioning
    • G01N33/0014—Sample conditioning by eliminating a gas
    • 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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE69019121T 1989-12-13 1990-12-05 Detektion entzündbarer Gase. Expired - Fee Related DE69019121T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898928177A GB8928177D0 (en) 1989-12-13 1989-12-13 Flammable gas detection

Publications (2)

Publication Number Publication Date
DE69019121D1 true DE69019121D1 (de) 1995-06-08
DE69019121T2 DE69019121T2 (de) 1995-10-12

Family

ID=10667895

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69019121T Expired - Fee Related DE69019121T2 (de) 1989-12-13 1990-12-05 Detektion entzündbarer Gase.

Country Status (6)

Country Link
US (1) US5070721A (de)
EP (1) EP0432962B1 (de)
JP (1) JPH03282247A (de)
CA (1) CA2031325A1 (de)
DE (1) DE69019121T2 (de)
GB (1) GB8928177D0 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4014930A1 (de) * 1990-05-10 1991-11-14 Draegerwerk Ag Verfahren fuer den betrieb einer messanordnung zum nachweis des anteils von brennbaren gasen
DE4243732A1 (de) * 1992-12-23 1994-06-30 Bosch Gmbh Robert Sensoranordnung zur Bestimmung von Gaskomponenten und/oder Gaskonzentrationen von Gasgemischen
FR2718240B1 (fr) * 1994-03-31 1996-06-21 Inst Nat Environnement Ind Procédé de caractérisation d'un mélange gazeux par oxydation catalytique.
GB2328508B (en) 1997-08-18 2002-02-13 Zellweger Analytics Ltd Housing for a flammable gas detector
US6060025A (en) 1997-09-23 2000-05-09 Eic Laboratories, Incorporated Systems and methods for catalyst reactivation
FR2790316B1 (fr) 1999-02-25 2001-11-23 Oldham France Sa Procede d'analyse d'un melange gazeux pour la determination de son explosibilite et dispositif pour la mise en oeuvre d'un tel procede
DE10013374A1 (de) * 2000-03-17 2001-09-27 Abb Patent Gmbh Gasanalysatoreinrichtung sowie Verfahren zum Betrieb derselben
GB2361997A (en) * 2000-05-04 2001-11-07 Bw Technologies Ltd Combustible gas detection
GB0227686D0 (en) * 2002-11-27 2003-01-08 City Tech Gas sensing device
JP4803658B2 (ja) * 2006-02-17 2011-10-26 理研計器株式会社 間欠駆動型可燃性ガス検出装置
GB2437984B (en) * 2006-05-11 2010-08-18 E2V Tech Gas sensor arrangement
CN104280442B (zh) * 2013-07-12 2018-04-27 株式会社杰士汤浅国际 伽伐尼电池式氧传感器
JP6851185B2 (ja) * 2015-11-13 2021-03-31 新コスモス電機株式会社 触媒転化式センサおよびガス検知器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3421362A (en) * 1965-04-30 1969-01-14 Davis Emergency Equipment Co I Device or apparatus for detecting in air the presence of combustible or inflammable gases
US3607084A (en) * 1968-12-02 1971-09-21 Sun Electric Corp Combustible gas measurement
US4128458A (en) * 1977-10-25 1978-12-05 Obiaya Joseph O Combustible element and oxygen concentration sensor
IT1145264B (it) * 1979-03-15 1986-11-05 Ricardo Consulting Eng Apparecchio e procedimento per determinare la concentrazione della miscela aria/combustibile alimentata ad un motore a combustione interna
JPS5693301A (en) * 1979-12-26 1981-07-28 Matsushita Electric Ind Co Ltd Atmosphere detecting element
US4305724A (en) * 1980-08-04 1981-12-15 Delphian Partners Combustible gas detection system
JPS6113147A (ja) * 1984-06-29 1986-01-21 Riken Keiki Kk 可燃ガス測定装置
JPS61172047A (ja) * 1985-01-25 1986-08-02 Matsushita Electric Works Ltd フイルタ付ガス検知素子
WO1987001453A1 (en) * 1985-09-09 1987-03-12 Sonoxco, Inc. In-stream gas sensor

Also Published As

Publication number Publication date
EP0432962A3 (en) 1992-03-25
DE69019121T2 (de) 1995-10-12
GB8928177D0 (en) 1990-02-14
JPH03282247A (ja) 1991-12-12
US5070721A (en) 1991-12-10
EP0432962A2 (de) 1991-06-19
CA2031325A1 (en) 1991-06-14
EP0432962B1 (de) 1995-05-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CITY TECHNOLOGY LTD., PORTSMOUTH, GB

8339 Ceased/non-payment of the annual fee