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GB2248306B - Transducer elements - Google Patents
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GB2248306B - Transducer elements - Google Patents

Transducer elements

Info

Publication number
GB2248306B
GB2248306B GB9116820A GB9116820A GB2248306B GB 2248306 B GB2248306 B GB 2248306B GB 9116820 A GB9116820 A GB 9116820A GB 9116820 A GB9116820 A GB 9116820A GB 2248306 B GB2248306 B GB 2248306B
Authority
GB
United Kingdom
Prior art keywords
transducer elements
transducer
elements
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
GB9116820A
Other versions
GB2248306A (en
GB9116820D0 (en
Inventor
Peter Mcgeehin
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.)
Capteur Sensors and Analysers Ltd
Original Assignee
Capteur Sensors and Analysers 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 Capteur Sensors and Analysers Ltd filed Critical Capteur Sensors and Analysers Ltd
Publication of GB9116820D0 publication Critical patent/GB9116820D0/en
Publication of GB2248306A publication Critical patent/GB2248306A/en
Application granted granted Critical
Publication of GB2248306B publication Critical patent/GB2248306B/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)
GB9116820A 1990-08-06 1991-08-05 Transducer elements Expired - Fee Related GB2248306B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909017209A GB9017209D0 (en) 1990-08-06 1990-08-06 Transducer elements

Publications (3)

Publication Number Publication Date
GB9116820D0 GB9116820D0 (en) 1991-09-18
GB2248306A GB2248306A (en) 1992-04-01
GB2248306B true GB2248306B (en) 1995-04-05

Family

ID=10680229

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909017209A Pending GB9017209D0 (en) 1990-08-06 1990-08-06 Transducer elements
GB9116820A Expired - Fee Related GB2248306B (en) 1990-08-06 1991-08-05 Transducer elements

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909017209A Pending GB9017209D0 (en) 1990-08-06 1990-08-06 Transducer elements

Country Status (1)

Country Link
GB (2) GB9017209D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9212650D0 (en) * 1992-06-15 1992-07-29 Capteur Sensors & Analysers Transducer elements
GB9306594D0 (en) * 1993-03-30 1993-05-26 Univ Keele Sensor
DE4445359A1 (en) * 1994-12-20 1996-06-27 Bosch Gmbh Robert Sensor for the detection of flammable gases

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1257155A (en) * 1969-02-06 1971-12-15
GB1460746A (en) * 1973-12-18 1977-01-06 Maslen C G Metal oxide gas detectors
US4030340A (en) * 1976-07-22 1977-06-21 General Monitors, Inc. Hydrogen gas detector
EP0197629A2 (en) * 1985-02-12 1986-10-15 New Cosmos Electric Co., Ltd. Alcohol selective gas sensor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1257155A (en) * 1969-02-06 1971-12-15
GB1460746A (en) * 1973-12-18 1977-01-06 Maslen C G Metal oxide gas detectors
US4030340A (en) * 1976-07-22 1977-06-21 General Monitors, Inc. Hydrogen gas detector
EP0197629A2 (en) * 1985-02-12 1986-10-15 New Cosmos Electric Co., Ltd. Alcohol selective gas sensor

Also Published As

Publication number Publication date
GB2248306A (en) 1992-04-01
GB9017209D0 (en) 1990-09-19
GB9116820D0 (en) 1991-09-18

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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: 20040805