GB2271643B - Gas sensor - Google Patents

Gas sensor

Info

Publication number
GB2271643B
GB2271643B GB9324390A GB9324390A GB2271643B GB 2271643 B GB2271643 B GB 2271643B GB 9324390 A GB9324390 A GB 9324390A GB 9324390 A GB9324390 A GB 9324390A GB 2271643 B GB2271643 B GB 2271643B
Authority
GB
United Kingdom
Prior art keywords
gas sensor
sensor
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
GB9324390A
Other versions
GB9324390D0 (en
GB2271643A (en
Inventor
Patrick Timothy Moseley
Carl John Sofield
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.)
UK Atomic Energy Authority
Original Assignee
UK Atomic Energy Authority
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 UK Atomic Energy Authority filed Critical UK Atomic Energy Authority
Publication of GB9324390D0 publication Critical patent/GB9324390D0/en
Publication of GB2271643A publication Critical patent/GB2271643A/en
Application granted granted Critical
Publication of GB2271643B publication Critical patent/GB2271643B/en
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
    • 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
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid

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)
GB9324390A 1991-06-26 1993-11-24 Gas sensor Expired - Fee Related GB2271643B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919114038A GB9114038D0 (en) 1991-06-26 1991-06-26 Gas sensor
PCT/GB1992/001148 WO1993000581A1 (en) 1991-06-26 1992-06-24 Gas sensor

Publications (3)

Publication Number Publication Date
GB9324390D0 GB9324390D0 (en) 1994-02-09
GB2271643A GB2271643A (en) 1994-04-20
GB2271643B true GB2271643B (en) 1994-08-24

Family

ID=10697524

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919114038A Pending GB9114038D0 (en) 1991-06-26 1991-06-26 Gas sensor
GB9324390A Expired - Fee Related GB2271643B (en) 1991-06-26 1993-11-24 Gas sensor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919114038A Pending GB9114038D0 (en) 1991-06-26 1991-06-26 Gas sensor

Country Status (3)

Country Link
AU (1) AU2153392A (en)
GB (2) GB9114038D0 (en)
WO (1) WO1993000581A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2754901B1 (en) * 1996-10-21 1998-12-31 Sagem CHEMICAL GAS SENSOR AND METHOD FOR MANUFACTURING SUCH A SENSOR
US6131438A (en) * 1996-12-20 2000-10-17 Ford Global Technologies, Inc. Method of operating a calorimetric gas sensor
US5863803A (en) * 1996-12-20 1999-01-26 Ford Global Technologies, Inc. Method and apparatus for modulating a gas sample for a calorimetric gas sensor
US5831145A (en) * 1997-04-30 1998-11-03 Ford Global Technologies, Inc. Method of introducing selectivity to nonselective gas sensors
US5823044A (en) * 1997-04-30 1998-10-20 Ford Global Technologies, Inc. Method for selective gas sensors based on nonlinear gas reactions
US6298291B1 (en) 1999-12-22 2001-10-02 Visteon Global Technologies, Inc. Method of establishing baseline filter for air quality

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5621320A (en) * 1979-07-28 1981-02-27 Fujitsu Ltd Manufacture of semiconductor device
DE3342230A1 (en) * 1983-02-21 1984-08-23 Veb Kombinat Robotron, Ddr 8012 Dresden Detector for testing for gases
JPS61104070A (en) * 1984-10-25 1986-05-22 Toshiba Corp Formation of thin film
JPS62119193A (en) * 1985-11-15 1987-05-30 Matsushita Electric Ind Co Ltd Production of semiconductor
US4670291A (en) * 1984-10-05 1987-06-02 Osaka University Method of controlling supersaturated injection and concentration of exotic atoms into deep portions of a solid with a high energy electron beam
EP0230104A2 (en) * 1985-12-13 1987-07-29 General Motors Corporation Semiconductor gas sensor having thermally-isolated site
GB2194857A (en) * 1986-07-28 1988-03-16 Mitsubishi Electric Corp Apparatus utilizing charged particles
JPS63303899A (en) * 1987-05-30 1988-12-12 Matsushita Electric Ind Co Ltd Production of semiconductor

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5621320A (en) * 1979-07-28 1981-02-27 Fujitsu Ltd Manufacture of semiconductor device
DE3342230A1 (en) * 1983-02-21 1984-08-23 Veb Kombinat Robotron, Ddr 8012 Dresden Detector for testing for gases
US4670291A (en) * 1984-10-05 1987-06-02 Osaka University Method of controlling supersaturated injection and concentration of exotic atoms into deep portions of a solid with a high energy electron beam
JPS61104070A (en) * 1984-10-25 1986-05-22 Toshiba Corp Formation of thin film
JPS62119193A (en) * 1985-11-15 1987-05-30 Matsushita Electric Ind Co Ltd Production of semiconductor
EP0230104A2 (en) * 1985-12-13 1987-07-29 General Motors Corporation Semiconductor gas sensor having thermally-isolated site
GB2194857A (en) * 1986-07-28 1988-03-16 Mitsubishi Electric Corp Apparatus utilizing charged particles
JPS63303899A (en) * 1987-05-30 1988-12-12 Matsushita Electric Ind Co Ltd Production of semiconductor

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol.005 no. 070(E-056)12 May 1981 & JP A 56021320 (FUJITSU LTD)27 Feb 1981 *
PATENT ABSTRACTS OF JAPAN vol.010 n0.287(C-375)30 Sept.1986 & JP A 61104070(TOSHIBA CORP)22 May 1986 *
PATENT ABSTRACTS OF JAPAN vol.011 no.349(C-456)14 Nov. 1987 & JP A 62119193(MATSUSHITA) 30 May 1987 *
PATENT ABSTRACTS OF JAPAN vol.013 no.137(C-582)5 April 1989 & JP A 63303899 (MATSUSHITA) 12 Dec 1988 *

Also Published As

Publication number Publication date
GB9324390D0 (en) 1994-02-09
AU2153392A (en) 1993-01-25
WO1993000581A1 (en) 1993-01-07
GB2271643A (en) 1994-04-20
GB9114038D0 (en) 1991-08-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960624