ES2089197T3 - Sensores de gas. - Google Patents

Sensores de gas.

Info

Publication number
ES2089197T3
ES2089197T3 ES91905421T ES91905421T ES2089197T3 ES 2089197 T3 ES2089197 T3 ES 2089197T3 ES 91905421 T ES91905421 T ES 91905421T ES 91905421 T ES91905421 T ES 91905421T ES 2089197 T3 ES2089197 T3 ES 2089197T3
Authority
ES
Spain
Prior art keywords
bi2o3
gas sensors
detectors
sno2
incorporates
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 - Lifetime
Application number
ES91905421T
Other languages
English (en)
Inventor
Gary Stephen Vaughan 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.)
British Gas PLC
Original Assignee
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 PLC filed Critical British Gas PLC
Application granted granted Critical
Publication of ES2089197T3 publication Critical patent/ES2089197T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Abstract

SE DESCRIBEN DETECTORES DEL GAS SNO2 QUE INCORPORAN BI2O3 EN UNA CANTIDAD INFERIOR AL 35% (EN BASE A LA CANTIDAD PRESENTE TOTAL DE SNO2 Y BI2O3), PERO SUFICIENTE PARA CONFERIR SENSIBILIDAD RESPECTO AL HIDROGENO Y SELECTIVIDAD A LOS DETECTORES PRODUCIDOS DE ESTE MODO. UN DETECTOR PARTICULAR DESCRITO COMPRENDE UN 25% EN P/P DE BI2O3 E INCORPORA UN CATALIZADOR DE PLATINO.
ES91905421T 1990-03-19 1991-03-15 Sensores de gas. Expired - Lifetime ES2089197T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909006176A GB9006176D0 (en) 1990-03-19 1990-03-19 Gas sensors

Publications (1)

Publication Number Publication Date
ES2089197T3 true ES2089197T3 (es) 1996-10-01

Family

ID=10672877

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91905421T Expired - Lifetime ES2089197T3 (es) 1990-03-19 1991-03-15 Sensores de gas.

Country Status (8)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0806657A3 (en) * 1991-04-05 2001-12-12 BG plc Tin oxide gas sensors
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 (en) 1996-07-17
EP0679884A1 (en) 1995-11-02
DE69120948T2 (de) 1997-02-27
JP2766853B2 (ja) 1998-06-18
GB9006176D0 (en) 1990-05-16
DE69131803D1 (de) 1999-12-30
EP0531295A1 (en) 1993-03-17
EP0679884B1 (en) 1999-11-24
WO1991014939A1 (en) 1991-10-03
DE69131803T2 (de) 2000-05-18
HK1005045A1 (en) 1998-12-18
US5470756A (en) 1995-11-28
HK1003539A1 (en) 1998-10-30
JPH05505465A (ja) 1993-08-12
DE69120948D1 (de) 1996-08-22

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