GB1469118A - Pyroelectric gas dosimeter - Google Patents

Pyroelectric gas dosimeter

Info

Publication number
GB1469118A
GB1469118A GB5617274A GB5617274A GB1469118A GB 1469118 A GB1469118 A GB 1469118A GB 5617274 A GB5617274 A GB 5617274A GB 5617274 A GB5617274 A GB 5617274A GB 1469118 A GB1469118 A GB 1469118A
Authority
GB
United Kingdom
Prior art keywords
sheet
layers
concentration
atmosphere
indicate
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
GB5617274A
Other languages
English (en)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB1469118A publication Critical patent/GB1469118A/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
    • G01N27/14—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)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Measurement Of Radiation (AREA)
GB5617274A 1974-01-02 1974-12-31 Pyroelectric gas dosimeter Expired GB1469118A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US430054A US3861879A (en) 1974-01-02 1974-01-02 Pyroelectric gas dosimeter

Publications (1)

Publication Number Publication Date
GB1469118A true GB1469118A (en) 1977-03-30

Family

ID=23705883

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5617274A Expired GB1469118A (en) 1974-01-02 1974-12-31 Pyroelectric gas dosimeter

Country Status (8)

Country Link
US (1) US3861879A (enExample)
JP (1) JPS5435958B2 (enExample)
AU (1) AU464855B2 (enExample)
CA (1) CA1026846A (enExample)
DE (1) DE2461976A1 (enExample)
FR (1) FR2256408B1 (enExample)
GB (1) GB1469118A (enExample)
IT (1) IT1026209B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0021696A1 (en) * 1979-06-26 1981-01-07 Imperial Chemical Industries Plc Pyroelectric device
RU2166750C2 (ru) * 1999-05-28 2001-05-10 Институт проблем химической физики РАН Электротермограф

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4551425A (en) * 1982-09-28 1985-11-05 Trustees Of The University Of Pennsylvania Pyroelectric gas sensor
GB8617429D0 (en) * 1986-07-17 1986-08-28 Atomic Energy Authority Uk Sensing
US4829003A (en) * 1986-08-28 1989-05-09 Arney Jr Lawrence H Pyroelectric enzyme detector
US5030012A (en) * 1989-02-02 1991-07-09 The United States Of America As Represented By The Department Of Health And Human Services Pyroelectric calorimeter
US5622868A (en) * 1989-04-27 1997-04-22 Microbiological Research Authority Camr (Centre For Applied Microbiology & Research) Analytical apparatus utilizing a colorimetric or other optically detectable effect
DE4402117C2 (de) * 1994-01-25 1995-11-23 Siemens Matsushita Components Hochtemperatur-Gassensor und Verfahren zu seiner Herstellung
US7514039B2 (en) * 2001-07-18 2009-04-07 Loomis Charles E System and method for detection of a target substance

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2743167A (en) * 1950-10-10 1956-04-24 Robert H Cherry Instrument for measuring carbon monoxide in oxygen bearing atmosphere
US2916358A (en) * 1952-07-31 1959-12-08 Coal Industry Patents Ltd Apparatus for detecting carbon monoxide
US3453432A (en) * 1966-06-23 1969-07-01 Barnes Eng Co Pyroelectric radiation detector providing compensation for environmental temperature changes
US3657644A (en) * 1968-11-12 1972-04-18 Nasa Thermodielectric radiometer utilizing polymer film
JPS5228710B2 (enExample) * 1973-08-22 1977-07-28

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0021696A1 (en) * 1979-06-26 1981-01-07 Imperial Chemical Industries Plc Pyroelectric device
RU2166750C2 (ru) * 1999-05-28 2001-05-10 Институт проблем химической физики РАН Электротермограф

Also Published As

Publication number Publication date
AU464855B2 (en) 1975-09-11
CA1026846A (en) 1978-02-21
IT1026209B (it) 1978-09-20
JPS5435958B2 (enExample) 1979-11-06
FR2256408B1 (enExample) 1977-07-01
AU7671374A (en) 1975-09-11
DE2461976A1 (de) 1975-07-10
JPS50102388A (enExample) 1975-08-13
US3861879A (en) 1975-01-21
FR2256408A1 (enExample) 1975-07-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee