JPS628135B2 - - Google Patents

Info

Publication number
JPS628135B2
JPS628135B2 JP55147700A JP14770080A JPS628135B2 JP S628135 B2 JPS628135 B2 JP S628135B2 JP 55147700 A JP55147700 A JP 55147700A JP 14770080 A JP14770080 A JP 14770080A JP S628135 B2 JPS628135 B2 JP S628135B2
Authority
JP
Japan
Prior art keywords
gas
gas sensitive
metal oxide
sensitive element
amount
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
JP55147700A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5770445A (en
Inventor
Akio Takami
Toshitaka Matsura
Tsutomu Saito
Hideki Kudo
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Priority to JP14770080A priority Critical patent/JPS5770445A/ja
Publication of JPS5770445A publication Critical patent/JPS5770445A/ja
Publication of JPS628135B2 publication Critical patent/JPS628135B2/ja
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

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)
JP14770080A 1980-10-22 1980-10-22 Gas sensitive element Granted JPS5770445A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14770080A JPS5770445A (en) 1980-10-22 1980-10-22 Gas sensitive element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14770080A JPS5770445A (en) 1980-10-22 1980-10-22 Gas sensitive element

Publications (2)

Publication Number Publication Date
JPS5770445A JPS5770445A (en) 1982-04-30
JPS628135B2 true JPS628135B2 (en]) 1987-02-20

Family

ID=15436271

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14770080A Granted JPS5770445A (en) 1980-10-22 1980-10-22 Gas sensitive element

Country Status (1)

Country Link
JP (1) JPS5770445A (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7631822B2 (en) * 2004-09-10 2009-12-15 Fellowes Inc. Shredder with thickness detector
US7954737B2 (en) 2007-10-04 2011-06-07 Fellowes, Inc. Shredder thickness with anti-jitter feature
GB2451513B (en) 2007-08-02 2012-04-18 Acco Uk Ltd A shredding machine
JP6224311B2 (ja) * 2012-11-06 2017-11-01 Ｎｉｓｓｈａ株式会社 半導体ガスセンサ素子
EP2759346B1 (de) 2013-01-26 2019-03-13 Hermann Schwelling Shredder

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533547A (en) * 1978-08-31 1980-03-08 Toshiba Corp Air cooler

Also Published As

Publication number Publication date
JPS5770445A (en) 1982-04-30

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