DE69120948D1 - Gasfühler - Google Patents

Gasfühler

Info

Publication number
DE69120948D1
DE69120948D1 DE69120948T DE69120948T DE69120948D1 DE 69120948 D1 DE69120948 D1 DE 69120948D1 DE 69120948 T DE69120948 T DE 69120948T DE 69120948 T DE69120948 T DE 69120948T DE 69120948 D1 DE69120948 D1 DE 69120948D1
Authority
DE
Germany
Prior art keywords
gas detector
detector
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
DE69120948T
Other languages
English (en)
Other versions
DE69120948T2 (de
Inventor
Gary Coles
Geraint Williams
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.)
BG Group Ltd
Original Assignee
British Gas Corp
British Gas PLC
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 British Gas Corp, British Gas PLC filed Critical British Gas Corp
Application granted granted Critical
Publication of DE69120948D1 publication Critical patent/DE69120948D1/de
Publication of DE69120948T2 publication Critical patent/DE69120948T2/de
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
    • 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
    • Y10T436/22—Hydrogen, per se
DE69120948T 1990-03-19 1991-03-15 Gasfühler Expired - Fee Related DE69120948T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909006176A GB9006176D0 (en) 1990-03-19 1990-03-19 Gas sensors
PCT/GB1991/000400 WO1991014939A1 (en) 1990-03-19 1991-03-15 Gas sensors

Publications (2)

Publication Number Publication Date
DE69120948D1 true DE69120948D1 (de) 1996-08-22
DE69120948T2 DE69120948T2 (de) 1997-02-27

Family

ID=10672877

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69120948T Expired - Fee Related DE69120948T2 (de) 1990-03-19 1991-03-15 Gasfühler
DE69131803T Expired - Fee Related DE69131803T2 (de) 1990-03-19 1991-03-15 Gassensoren

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69131803T Expired - Fee Related DE69131803T2 (de) 1990-03-19 1991-03-15 Gassensoren

Country Status (8)

Country Link
US (1) US5470756A (de)
EP (2) EP0679884B1 (de)
JP (1) JP2766853B2 (de)
DE (2) DE69120948T2 (de)
ES (1) ES2089197T3 (de)
GB (1) GB9006176D0 (de)
HK (2) HK1003539A1 (de)
WO (1) WO1991014939A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0806657A3 (de) * 1991-04-05 2001-12-12 BG plc Zinnoxidgassensoren
US5466605A (en) * 1993-03-15 1995-11-14 Arizona Board Of Regents Method for detection of chemical components
GB9408542D0 (en) * 1994-04-29 1994-06-22 Capteur Sensors & Analysers Gas sensing resistors
WO1996019724A1 (en) * 1994-12-22 1996-06-27 Senova Corporation Apparatus for detecting selected chemical components of fluid streams
US5985673A (en) * 1994-12-22 1999-11-16 Arizona Baord Of Regents Method for regeneration of a sensor
US5886614A (en) * 1997-04-11 1999-03-23 General Motors Corporation Thin film hydrogen sensor
US7887685B2 (en) * 2005-07-14 2011-02-15 Caterpillar Inc. Multilayer gas sensor having dual heating zones
US7345331B1 (en) * 2005-09-23 2008-03-18 United States Of America As Represented By The Secretary Of The Navy Ferroelectric capacitor circuit for sensing hydrogen gas
US8501269B2 (en) * 2008-10-16 2013-08-06 Apollo, Inc. Sensitive materials for gas sensing and method of making same
JP5176019B2 (ja) * 2008-12-22 2013-04-03 富山県 Ｔｏｔａｌ−ＶＯＣ検出用ガスセンサ及びその製造方法
JP2014178199A (ja) * 2013-03-14 2014-09-25 Fuji Electric Co Ltd 薄膜式ガスセンサ及びその検査方法
JP6347976B2 (ja) * 2014-03-31 2018-06-27 新コスモス電機株式会社 水素ガスセンサ及び水素ガス検知方法
CN113720879B (zh) * 2021-08-17 2023-10-03 华南师范大学 丙酮气敏材料和丙酮气体传感器的制备方法及其应用
CN114235904B (zh) * 2021-12-17 2022-11-01 电子科技大学 一种ppb级氢气传感器及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030340A (en) * 1976-07-22 1977-06-21 General Monitors, Inc. Hydrogen gas detector
GB8516389D0 (en) * 1985-06-28 1985-07-31 Coles G S V Gas sensors
IT1228121B (it) * 1988-12-23 1991-05-28 Eniricerche Spa Sensore a stato solido per determinare la concentrazione di idrogeno e/o nox e relativo procedimento di preparazione

Also Published As

Publication number Publication date
EP0531295B1 (de) 1996-07-17
EP0679884A1 (de) 1995-11-02
DE69120948T2 (de) 1997-02-27
JP2766853B2 (ja) 1998-06-18
GB9006176D0 (en) 1990-05-16
DE69131803D1 (de) 1999-12-30
EP0531295A1 (de) 1993-03-17
EP0679884B1 (de) 1999-11-24
WO1991014939A1 (en) 1991-10-03
DE69131803T2 (de) 2000-05-18
HK1005045A1 (en) 1998-12-18
ES2089197T3 (es) 1996-10-01
US5470756A (en) 1995-11-28
HK1003539A1 (en) 1998-10-30
JPH05505465A (ja) 1993-08-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BG PLC, LONDON, GB

8339 Ceased/non-payment of the annual fee