AT341810B - PROBE FOR DETERMINING ORGANIC LIQUIDS - Google Patents

PROBE FOR DETERMINING ORGANIC LIQUIDS

Info

Publication number
AT341810B
AT341810B AT894973A AT894973A AT341810B AT 341810 B AT341810 B AT 341810B AT 894973 A AT894973 A AT 894973A AT 894973 A AT894973 A AT 894973A AT 341810 B AT341810 B AT 341810B
Authority
AT
Austria
Prior art keywords
probe
organic liquids
determining organic
determining
liquids
Prior art date
Application number
AT894973A
Other languages
German (de)
Other versions
ATA894973A (en
Original Assignee
Perren Benno
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
Priority claimed from DE19722251952 external-priority patent/DE2251952C3/en
Priority claimed from DE19732344778 external-priority patent/DE2344778C3/en
Application filed by Perren Benno filed Critical Perren Benno
Publication of ATA894973A publication Critical patent/ATA894973A/en
Application granted granted Critical
Publication of AT341810B publication Critical patent/AT341810B/en

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
    • G01N27/125—Composition of the body, e.g. the composition of its sensitive layer
    • G01N27/126—Composition of the body, e.g. the composition of its sensitive layer comprising organic polymers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
    • G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/002—Inhomogeneous material in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/002—Inhomogeneous material in general
    • H01B3/004—Inhomogeneous material in general with conductive additives or conductive layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
AT894973A 1972-10-23 1973-10-23 PROBE FOR DETERMINING ORGANIC LIQUIDS AT341810B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722251952 DE2251952C3 (en) 1972-10-23 1972-10-23 Probe for the detection of organic liquids
DE19732344778 DE2344778C3 (en) 1973-09-05 Probe for the detection of organic liquids

Publications (2)

Publication Number Publication Date
ATA894973A ATA894973A (en) 1977-06-15
AT341810B true AT341810B (en) 1978-02-27

Family

ID=25763995

Family Applications (1)

Application Number Title Priority Date Filing Date
AT894973A AT341810B (en) 1972-10-23 1973-10-23 PROBE FOR DETERMINING ORGANIC LIQUIDS

Country Status (8)

Country Link
JP (1) JPS4996796A (en)
AT (1) AT341810B (en)
CH (1) CH583905A5 (en)
FR (1) FR2204304A5 (en)
GB (1) GB1444994A (en)
IT (1) IT995911B (en)
NL (1) NL168940C (en)
SE (1) SE411149B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT403527B (en) * 1990-03-09 1998-03-25 E & E Elektronik Gmbh Resistive humidity sensor based on a swellable plastic, and method of producing a resistive humidity sensor

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6415646A (en) * 1987-07-09 1989-01-19 Junkosha Co Ltd Volatile liquid detecting element and volatile liquid discriminating apparatus
JPS6459149A (en) * 1987-08-31 1989-03-06 Junkosha Co Ltd Oil leak sensor
JPH01151229U (en) * 1988-04-07 1989-10-19
JPH0227560U (en) * 1988-08-11 1990-02-22
US5607573A (en) * 1993-03-10 1997-03-04 Hughes Aircraft Company Method for detecting fugitive emissions
US5417100A (en) * 1993-03-10 1995-05-23 Hughes Aircraft Company Reversible sensor for detecting solvent vapors
US6422059B1 (en) * 2000-08-01 2002-07-23 Calgon Carbon Corporation Apparatus for detecting changes in concentrations of components of fluid mixtures
JP2005201847A (en) * 2004-01-19 2005-07-28 Mitsubishi Cable Ind Ltd Sensor for detecting organic liquid of low-molecular weight

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH580279A5 (en) * 1971-10-04 1976-09-30 Foerderung Forschung Gmbh

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT403527B (en) * 1990-03-09 1998-03-25 E & E Elektronik Gmbh Resistive humidity sensor based on a swellable plastic, and method of producing a resistive humidity sensor

Also Published As

Publication number Publication date
SE411149B (en) 1979-12-03
NL168940C (en) 1982-05-17
FR2204304A5 (en) 1974-05-17
IT995911B (en) 1975-11-20
ATA894973A (en) 1977-06-15
GB1444994A (en) 1976-08-04
CH583905A5 (en) 1977-01-14
JPS4996796A (en) 1974-09-12
NL168940B (en) 1981-12-16
NL7314236A (en) 1974-04-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee