DE3446982A1 - Gegen vergiftung bestaendiges aktives element fuer einen sensor fuer brennbare gase und verfahren zur herstellung des elements - Google Patents

Gegen vergiftung bestaendiges aktives element fuer einen sensor fuer brennbare gase und verfahren zur herstellung des elements

Info

Publication number
DE3446982A1
DE3446982A1 DE19843446982 DE3446982A DE3446982A1 DE 3446982 A1 DE3446982 A1 DE 3446982A1 DE 19843446982 DE19843446982 DE 19843446982 DE 3446982 A DE3446982 A DE 3446982A DE 3446982 A1 DE3446982 A1 DE 3446982A1
Authority
DE
Germany
Prior art keywords
layer
ceramic material
catalytic
platinum
resistant
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
DE19843446982
Other languages
German (de)
English (en)
Other versions
DE3446982C2 (enExample
Inventor
Gil Fremont Calif. Khilnani
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.)
Rexnord Inc
Original Assignee
Rexnord Inc
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 Rexnord Inc filed Critical Rexnord Inc
Publication of DE3446982A1 publication Critical patent/DE3446982A1/de
Application granted granted Critical
Publication of DE3446982C2 publication Critical patent/DE3446982C2/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
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas

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)
  • Catalysts (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE19843446982 1983-12-23 1984-12-21 Gegen vergiftung bestaendiges aktives element fuer einen sensor fuer brennbare gase und verfahren zur herstellung des elements Granted DE3446982A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/564,982 US4560585A (en) 1983-12-23 1983-12-23 Poison resistant combustible gas sensor

Publications (2)

Publication Number Publication Date
DE3446982A1 true DE3446982A1 (de) 1985-07-11
DE3446982C2 DE3446982C2 (enExample) 1988-02-25

Family

ID=24256712

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843446982 Granted DE3446982A1 (de) 1983-12-23 1984-12-21 Gegen vergiftung bestaendiges aktives element fuer einen sensor fuer brennbare gase und verfahren zur herstellung des elements

Country Status (2)

Country Link
US (1) US4560585A (enExample)
DE (1) DE3446982A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0608122A3 (en) * 1993-01-21 1995-11-02 Servomex Plc Sensor for combustible gases.

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5055266A (en) * 1984-03-02 1991-10-08 Arch Development Corporation Method for detecting toxic gases
DE3704862A1 (de) * 1987-02-16 1988-08-25 Siemens Ag Rohrfoermige sonde fuer die gasentnahme aus offenen leitungen
US5494826A (en) * 1994-04-18 1996-02-27 Gas Research Institute, Inc. Microcalorimeter sensor for the measurement of heat content of natural gas
US5707148A (en) * 1994-09-23 1998-01-13 Ford Global Technologies, Inc. Catalytic calorimetric gas sensor
US5871820A (en) * 1995-04-06 1999-02-16 General Electric Company Protection of thermal barrier coating with an impermeable barrier coating
GB2335043B (en) * 1998-03-04 2002-05-22 Eev Ltd Gas sensors
DE10008402B4 (de) * 2000-02-23 2007-01-25 Framatome Anp Gmbh Verfahren und Einrichtung zur Messung der Wasserstoffkonzentration
US20030180445A1 (en) * 2002-03-21 2003-09-25 Industrial Scientific Corporation Method for forming a catalytic bead sensor
EP1632771A4 (en) * 2003-06-12 2010-09-15 Riken Keiki Kk CATALYTIC COMBUSTION TYPE GAS SENSOR AND METHOD FOR THE PRODUCTION THEREOF
DE102005038772B4 (de) * 2005-08-15 2013-04-18 Heraeus Materials Technology Gmbh & Co. Kg Draht aus oxiddispersionsgehärteten Pt-lr- und anderen Legierungen mit verbesserter Oberfläche für Zündkerzenelektroden
DE102009007279A1 (de) * 2009-02-03 2010-08-19 Dräger Safety AG & Co. KGaA Explosionsgeschützter Gassensor ohne druckfeste Kapselung
JP5959101B2 (ja) * 2012-08-02 2016-08-02 理研計器株式会社 水素選択性ガスセンサ
JP6678415B2 (ja) * 2015-09-18 2020-04-08 Ｎｉｓｓｈａ株式会社 接触燃焼式ガスセンサ及びその製造方法
US12013363B2 (en) 2018-12-03 2024-06-18 Carrier Corporation Combustible gas sensor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3200011A (en) * 1959-02-03 1965-08-10 Nat Res Dev Electrically heatable filaments
US3959764A (en) * 1974-10-09 1976-05-25 Dictaphone Corporation Gas analyzing element
US4123225A (en) * 1976-07-06 1978-10-31 English Electric Valve Company Limited Combustible gas detectors
GB2096321A (en) * 1981-04-04 1982-10-13 English Electric Valve Co Ltd Combustible-gas detectors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3092799A (en) * 1958-02-18 1963-06-04 Nat Res Dev Apparatus for detecting combustible gases having an electrically conductive member enveloped in a refractory material
US3564474A (en) * 1968-06-04 1971-02-16 Nat Res Dev Electrically heatable elements
GB1516039A (en) * 1976-06-18 1978-06-28 English Electric Valve Co Ltd Combustible gas detectors
GB1556339A (en) * 1977-08-25 1979-11-21 English Electric Valve Co Ltd Combustible gas detectors

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3200011A (en) * 1959-02-03 1965-08-10 Nat Res Dev Electrically heatable filaments
US3959764A (en) * 1974-10-09 1976-05-25 Dictaphone Corporation Gas analyzing element
US4068021A (en) * 1974-10-09 1978-01-10 Dictaphone Corporation Method of making gas analyzing element
US4123225A (en) * 1976-07-06 1978-10-31 English Electric Valve Company Limited Combustible gas detectors
DE2640868B2 (de) * 1976-07-06 1981-07-16 English Electric Valve Co., Chelmsford, Essex Detektorelement für brennbare Gase
GB2096321A (en) * 1981-04-04 1982-10-13 English Electric Valve Co Ltd Combustible-gas detectors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0608122A3 (en) * 1993-01-21 1995-11-02 Servomex Plc Sensor for combustible gases.

Also Published As

Publication number Publication date
DE3446982C2 (enExample) 1988-02-25
US4560585A (en) 1985-12-24

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee