GB1288009A - - Google Patents

Info

Publication number
GB1288009A
GB1288009A GB1288009DA GB1288009A GB 1288009 A GB1288009 A GB 1288009A GB 1288009D A GB1288009D A GB 1288009DA GB 1288009 A GB1288009 A GB 1288009A
Authority
GB
United Kingdom
Prior art keywords
particles
semi
porous
conductor
electrodes
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
Other languages
English (en)
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 filed Critical
Publication of GB1288009A publication Critical patent/GB1288009A/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
    • G01N27/12—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)
GB1288009D 1970-09-22 1970-09-22 Expired GB1288009A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4511070 1970-09-22

Publications (1)

Publication Number Publication Date
GB1288009A true GB1288009A (zh) 1972-09-06

Family

ID=10435925

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1288009D Expired GB1288009A (zh) 1970-09-22 1970-09-22

Country Status (2)

Country Link
GB (1) GB1288009A (zh)
IE (1) IE35630B1 (zh)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468119A1 (fr) * 1979-10-20 1981-04-30 Draegerwerk Ag Element detecteur de gaz pour deceler la presence d'hydrogene sulfure et procede pour sa fabrication
EP0280540A2 (en) * 1987-02-24 1988-08-31 American Intell-Sensors Corporation Method and apparatus for simultaneous detection of target gases in ambient air
GB2276726A (en) * 1993-03-30 1994-10-05 Univ Keele Gas and Vapour Sensor; Smoke Detector
US5427740A (en) * 1991-04-05 1995-06-27 British Gas Plc Tin oxide gas sensors
EP2752658A4 (en) * 2011-08-29 2015-03-04 Toyota Motor Co Ltd MICROPARTICLE SENSOR AND METHOD FOR MANUFACTURING MICROPARTICLE SENSOR

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468119A1 (fr) * 1979-10-20 1981-04-30 Draegerwerk Ag Element detecteur de gaz pour deceler la presence d'hydrogene sulfure et procede pour sa fabrication
EP0280540A2 (en) * 1987-02-24 1988-08-31 American Intell-Sensors Corporation Method and apparatus for simultaneous detection of target gases in ambient air
EP0280540A3 (en) * 1987-02-24 1989-12-06 American Intell-Sensors Corporation Method and apparatus for simultaneous detection of target gases in ambient air
US5427740A (en) * 1991-04-05 1995-06-27 British Gas Plc Tin oxide gas sensors
GB2276726A (en) * 1993-03-30 1994-10-05 Univ Keele Gas and Vapour Sensor; Smoke Detector
US5629474A (en) * 1993-03-30 1997-05-13 Keele University Production of a sensor for carbon monoxide or water vapor including a semi conductor metallic oxide, catalyst, and rheological agent
EP2752658A4 (en) * 2011-08-29 2015-03-04 Toyota Motor Co Ltd MICROPARTICLE SENSOR AND METHOD FOR MANUFACTURING MICROPARTICLE SENSOR

Also Published As

Publication number Publication date
IE35630B1 (en) 1976-04-14
IE35630L (en) 1972-03-22

Similar Documents

Publication Publication Date Title
US3251654A (en) Combustible gas detecting elements and apparatus
GB961149A (en) Heat detection
SE329025B (zh)
GB1361554A (en) Varistors
JPS5853306B2 (ja) ガス濃度検出装置
GB1288009A (zh)
GB1347937A (en) Ceramic oxygen probe
GB990144A (en) Improved thermocouple device
GB1467735A (en) Ceramic gas sensor
JPS5582954A (en) Inflammable gas detector
GB939266A (en) Measurement of constituent chemical potentials
GB900774A (en) Electrically conductive arrangements capable of exhibiting the thermo-electric or peltier effect
GB1374575A (en) Semiconducting gas-sensitive devices
GB1282993A (en) Gas detecting devices
JPS5533609A (en) Gas-sensitive element
GB969483A (en) Improvements in or relating to semiconductor assemblies and methods of forming such assemblies
US3669862A (en) Device for measuring an activity of cupric ions
US3183389A (en) Detector for radioactive hydrogen gas
JPS55158549A (en) Production of sensor
ES407231A1 (es) Un dispositivo detector de gases.
BE746000A (en) Measuring oxygen content of metal bath
GB935907A (en) Temperature responsive unit
JPS5757249A (en) Gas sensing element
Lee et al. The Heterogeneous Reaction of Calcinated Alunite Powder with Ammonium Buffer Solution
GB1076826A (en) High sensitivity neutron ionisation chamber

Legal Events

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