GB1288539A - - Google Patents

Info

Publication number
GB1288539A
GB1288539A GB1288539DA GB1288539A GB 1288539 A GB1288539 A GB 1288539A GB 1288539D A GB1288539D A GB 1288539DA GB 1288539 A GB1288539 A GB 1288539A
Authority
GB
United Kingdom
Prior art keywords
conductor
semi
heater
rod
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
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 GB1288539A publication Critical patent/GB1288539A/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)
GB1288539D 1970-05-22 1970-05-22 Expired GB1288539A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB808572 1970-05-22

Publications (1)

Publication Number Publication Date
GB1288539A true GB1288539A (en:Method) 1972-09-13

Family

ID=9845470

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1288539D Expired GB1288539A (en:Method) 1970-05-22 1970-05-22

Country Status (1)

Country Link
GB (1) GB1288539A (en:Method)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2148514A (en) * 1983-10-08 1985-05-30 Plessey Co Plc Device for measuring the liquid content of a gas
GB2158246A (en) * 1984-03-28 1985-11-06 Sharp Kk Sensor temperature compensation
EP0806656A3 (de) * 1996-05-10 1999-07-14 Siemens Aktiengesellschaft Gassensor und Verfahren zur Herstellung eines Gassensors
CN104359949A (zh) * 2014-11-06 2015-02-18 广州勒夫蔓德电器有限公司 一种气体浓度的测量方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2148514A (en) * 1983-10-08 1985-05-30 Plessey Co Plc Device for measuring the liquid content of a gas
US4890494A (en) * 1983-10-08 1990-01-02 Plessey Overseas Limited Atmospheric sensor
GB2158246A (en) * 1984-03-28 1985-11-06 Sharp Kk Sensor temperature compensation
EP0806656A3 (de) * 1996-05-10 1999-07-14 Siemens Aktiengesellschaft Gassensor und Verfahren zur Herstellung eines Gassensors
CN104359949A (zh) * 2014-11-06 2015-02-18 广州勒夫蔓德电器有限公司 一种气体浓度的测量方法

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee