DE2820858A1 - Gas-messfuehler - Google Patents

Gas-messfuehler

Info

Publication number
DE2820858A1
DE2820858A1 DE19782820858 DE2820858A DE2820858A1 DE 2820858 A1 DE2820858 A1 DE 2820858A1 DE 19782820858 DE19782820858 DE 19782820858 DE 2820858 A DE2820858 A DE 2820858A DE 2820858 A1 DE2820858 A1 DE 2820858A1
Authority
DE
Germany
Prior art keywords
oxide
gas
electrodes
carbon monoxide
zinc oxide
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.)
Granted
Application number
DE19782820858
Other languages
German (de)
English (en)
Other versions
DE2820858C2 (US07816562-20101019-C00012.png
Inventor
Jack Graham Firth
Alan Jones
Thomas Alwyn Jones
Brenda Mann
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of DE2820858A1 publication Critical patent/DE2820858A1/de
Application granted granted Critical
Publication of DE2820858C2 publication Critical patent/DE2820858C2/de
Granted 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/20—Oxygen containing
    • Y10T436/204998—Inorganic carbon compounds
    • Y10T436/205831—Carbon monoxide only

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)
DE19782820858 1977-11-30 1978-05-12 Gas-messfuehler Granted DE2820858A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB49879/77A GB1601119A (en) 1977-11-30 1977-11-30 Gas sensors

Publications (2)

Publication Number Publication Date
DE2820858A1 true DE2820858A1 (de) 1979-05-31
DE2820858C2 DE2820858C2 (US07816562-20101019-C00012.png) 1987-04-02

Family

ID=10453875

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782820858 Granted DE2820858A1 (de) 1977-11-30 1978-05-12 Gas-messfuehler

Country Status (4)

Country Link
US (1) US4198850A (US07816562-20101019-C00012.png)
JP (1) JPS5477195A (US07816562-20101019-C00012.png)
DE (1) DE2820858A1 (US07816562-20101019-C00012.png)
GB (1) GB1601119A (US07816562-20101019-C00012.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3529335A1 (de) * 1985-08-16 1987-02-26 Draegerwerk Ag Festkoerperkette zur aktivitaetsmessung mit festem ionenleiter
EP0358925A3 (en) * 1988-09-14 1990-11-28 Seiko Co.,Ltd. Catalytic combustion type co gas sensor
DE68924581T2 (de) * 1988-12-19 1996-04-11 Matsushita Electric Ind Co Ltd Funkwellen absorbierendes Material.
JP2702279B2 (ja) * 1990-11-30 1998-01-21 新コスモス電機株式会社 ガス検知素子
DE4138369C3 (de) * 1991-11-22 1997-09-04 Bosch Gmbh Robert Verfahren zur Bestimmung von kleinen Mengen an Kohlenmonoxid und Stickoxiden in Gasgemischen
US5764150A (en) * 1996-04-10 1998-06-09 Fleury; Byron Gas alarm
US5659127A (en) * 1996-08-26 1997-08-19 Opto Tech Corporation Substrate structure of monolithic gas sensor
US20050069457A1 (en) * 2003-09-30 2005-03-31 Hon Hai Precision Industry Co., Ltd. Gas sensor with zinc oxide layer and method for forming the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3036895A (en) * 1959-07-27 1962-05-29 Cons Electrodynamics Corp Fluid analysis
GB1374575A (en) * 1970-08-26 1974-11-20 Nat Res Dev Semiconducting gas-sensitive devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695848A (en) * 1970-04-07 1972-10-03 Naoyoshi Taguchi Gas detecting device
US4081764A (en) * 1972-10-12 1978-03-28 Minnesota Mining And Manufacturing Company Zinc oxide light emitting diode
US3999947A (en) * 1974-10-11 1976-12-28 Matsushita Electric Industrial Co., Ltd. Reducing gas sensor and a method of producing the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3036895A (en) * 1959-07-27 1962-05-29 Cons Electrodynamics Corp Fluid analysis
GB1374575A (en) * 1970-08-26 1974-11-20 Nat Res Dev Semiconducting gas-sensitive devices

Also Published As

Publication number Publication date
US4198850A (en) 1980-04-22
GB1601119A (en) 1981-10-28
JPS5477195A (en) 1979-06-20
DE2820858C2 (US07816562-20101019-C00012.png) 1987-04-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8330 Complete disclaimer