JPS5770440A - Detector - Google Patents

Detector

Info

Publication number
JPS5770440A
JPS5770440A JP56127656A JP12765681A JPS5770440A JP S5770440 A JPS5770440 A JP S5770440A JP 56127656 A JP56127656 A JP 56127656A JP 12765681 A JP12765681 A JP 12765681A JP S5770440 A JPS5770440 A JP S5770440A
Authority
JP
Japan
Prior art keywords
detector
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.)
Pending
Application number
JP56127656A
Other languages
English (en)
Japanese (ja)
Inventor
Ei Perii Rarufu
Emu Buu Jieemuzu
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.)
Emhart Industries Inc
Original Assignee
Emhart Industries 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 Emhart Industries Inc filed Critical Emhart Industries Inc
Publication of JPS5770440A publication Critical patent/JPS5770440A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/18—Investigating or analyzing materials by the use of thermal means by investigating thermal conductivity
    • 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
    • G01N27/18—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 changes in the thermal conductivity of a surrounding material to be tested
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1826—Organic contamination in water
    • G01N33/1833—Oil in water

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Level Indicators Using A Float (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
JP56127656A 1980-10-17 1981-08-14 Detector Pending JPS5770440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/198,058 US4345459A (en) 1980-10-17 1980-10-17 Sensing device

Publications (1)

Publication Number Publication Date
JPS5770440A true JPS5770440A (en) 1982-04-30

Family

ID=22731829

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56127656A Pending JPS5770440A (en) 1980-10-17 1981-08-14 Detector

Country Status (11)

Country Link
US (1) US4345459A (ref)
JP (1) JPS5770440A (ref)
AU (1) AU535868B2 (ref)
CA (1) CA1196411A (ref)
DE (1) DE3141217A1 (ref)
DK (1) DK364781A (ref)
FR (1) FR2492530A1 (ref)
GB (1) GB2086052B (ref)
IT (2) IT8153558V0 (ref)
NO (1) NO813125L (ref)
SE (1) SE8106027L (ref)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434650A (en) 1982-05-05 1984-03-06 Emhart Industries, Inc. Hydrocarbon sensor float
US4725818A (en) * 1985-09-13 1988-02-16 Simplex Time Recorder Co. Walk through test system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1389477A (fr) * 1963-11-09 1965-02-19 Perfectionnements apportés aux pousse-suppositoires médicaux
US3720797A (en) * 1971-09-10 1973-03-13 K Gunn Gas fusing sensing device
US3946625A (en) * 1973-05-11 1976-03-30 Asahi Kasei Kogyo Kabushiki Kaisha Liquid detector
US3918034A (en) * 1974-02-11 1975-11-04 Petrotek Oil detection and signaling system
JPS5217891A (en) * 1975-06-28 1977-02-10 Nippon Sheet Glass Co Ltd Device for detection of efflux of ligh-shielding liquid
DE2601410A1 (de) * 1975-12-30 1977-07-21 Robert Heidenreich Inh Frank H Geraet zur anzeige von fluessigen, unloeslichen schichten auf leitenden fluessigkeiten
US4131773A (en) * 1976-03-24 1978-12-26 Texaco Inc. Apparatus for detecting presence of oil in a body of water
NO147929C (no) * 1976-12-20 1983-07-06 Bronson M Potter Deteksjonssystem for oljeforurensning.
DE2837920C2 (de) * 1978-08-31 1987-04-16 Münnich-Debus Meßtechnik KG, 8000 München Flüssigkeitsmeßgeber
US4221125A (en) * 1979-03-09 1980-09-09 Emhart Industries, Inc. Apparatus and method for detecting the presence of a substance on a liquid surface
US4223552A (en) * 1979-03-21 1980-09-23 Emhart Industries, Inc. Apparatus and method for sensing a substance on a liquid surface

Also Published As

Publication number Publication date
DK364781A (da) 1982-04-18
IT1144640B (it) 1986-10-29
DE3141217A1 (de) 1982-08-26
FR2492530B1 (ref) 1984-12-28
FR2492530A1 (fr) 1982-04-23
AU7203981A (en) 1982-04-22
GB2086052B (en) 1985-06-12
US4345459A (en) 1982-08-24
SE8106027L (sv) 1982-04-18
AU535868B2 (en) 1984-04-05
IT8168149A0 (it) 1981-08-26
CA1196411A (en) 1985-11-05
NO813125L (no) 1982-04-19
IT8153558V0 (it) 1981-08-26
GB2086052A (en) 1982-05-06

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