BE534288A - - Google Patents

Info

Publication number
BE534288A
BE534288A BE534288DA BE534288A BE 534288 A BE534288 A BE 534288A BE 534288D A BE534288D A BE 534288DA BE 534288 A BE534288 A BE 534288A
Authority
BE
Belgium
Application number
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.)
Publication of BE534288A publication Critical patent/BE534288A/xx

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
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/68—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas
    • G01N27/70—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas and measuring current or voltage
    • 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
    • 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
    • G01N27/121—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 for determining moisture content, e.g. humidity, of 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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
BE534288D 1953-12-24 BE534288A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US400339A US2806991A (en) 1953-12-24 1953-12-24 Electrical vapor detector

Publications (1)

Publication Number Publication Date
BE534288A true BE534288A (en)

Family

ID=23583209

Family Applications (1)

Application Number Title Priority Date Filing Date
BE534288D BE534288A (en) 1953-12-24

Country Status (4)

Country Link
US (1) US2806991A (en)
BE (1) BE534288A (en)
FR (1) FR1115861A (en)
GB (1) GB754087A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3039025A (en) * 1954-08-20 1962-06-12 Gen Electric Humidity sensitive device
GB808078A (en) * 1955-12-12 1959-01-28 Plessey Co Ltd Improvements in or relating to the measurement of moisture
US2934693A (en) * 1957-09-09 1960-04-26 Phillips Petroleum Co Water analyzer
US3053515A (en) * 1958-07-21 1962-09-11 George V Woodling Temperature and moisture control devices
US3085198A (en) * 1959-02-17 1963-04-09 Gen Electric Combination leak detector and vacuum gauge
US3299387A (en) * 1964-12-23 1967-01-17 Gen Electric Humidity-sensitive resistor
US3430486A (en) * 1967-07-31 1969-03-04 Lorenzo A Richards Membrane-shield for soil hygrometer
US3625756A (en) * 1969-01-21 1971-12-07 Naoyoshi Taguchi Method for making a gas-sensing element
US3631436A (en) * 1970-07-14 1971-12-28 Naoyoshi Taguchi Gas-detecting device
US3961301A (en) * 1973-12-13 1976-06-01 Plessey Incorporated Humidity sensor
US3945217A (en) * 1974-04-04 1976-03-23 Whirlpool Corporation Refrigeration system defrost control
US3936794A (en) * 1974-06-27 1976-02-03 Ford Motor Company Exhaust gas sensor probe
US4641423A (en) * 1974-10-21 1987-02-10 Fast Heat Element Manufacturing Co., Inc. Method of making electrically heated nozzles and nozzle systems
US3911386A (en) * 1975-01-15 1975-10-07 Ford Motor Co Exhaust gas air fuel ratio sensor
JPS51151176A (en) * 1975-06-20 1976-12-25 Asahi Glass Co Ltd Dew condensation sensor
US4011538A (en) * 1976-01-30 1977-03-08 Illinois Tool Works Inc. Fluid sensor
GB1586117A (en) * 1977-06-22 1981-03-18 Rosemount Eng Co Ltd Solid state sensor element
GB2005072B (en) * 1977-08-30 1982-06-30 Matsushita Electric Ind Co Ltd Terminal unit for electrical circuit elements and sensing device employing said terminal unit
US4321577A (en) * 1980-02-25 1982-03-23 General Electric Company Integral humidity sensor/heater configurations
JPS5837556A (en) * 1981-08-31 1983-03-04 Toshiba Corp Cation discharge type halogenated hydrocarbon sensor
US4910463A (en) * 1987-12-17 1990-03-20 Sentech Corporation Halogen monitoring apparatus
US5198774A (en) * 1987-12-17 1993-03-30 Williams Ii William J Gas monitoring apparatus
US5301537A (en) * 1991-05-31 1994-04-12 W. C. Wood Company Limited Method for detecting halocarbon refrigerant leaks by usage of a continually heated mass spectrometer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714094A (en) * 1955-07-26 Ceramic surface cleanser
US931594A (en) * 1908-12-26 1909-08-17 Frederick Gelstharp Flame-indicator for furnaces.
US1421720A (en) * 1920-06-03 1922-07-04 Claudius H M Roberts Method of and apparatus for detecting the presence of one gas in another
US2064651A (en) * 1931-12-30 1936-12-15 Gen Electric Humidity responsive device
US2316872A (en) * 1941-04-10 1943-04-20 Robert R Kernen Thermal control for electric circuit
US2550498A (en) * 1947-06-14 1951-04-24 Gen Electric Method and apparatus for electrically detecting vapors and the like
US2595943A (en) * 1949-04-26 1952-05-06 Porocel Corp Method of hardening bauxite with calcium sulfate
GB683511A (en) * 1949-07-26 1952-11-26 Rudolf Wendlandt Process for the production of hydrocyanic acid
GB685744A (en) * 1950-07-26 1953-01-07 Degussa Process for the production of hydrocyanic acid from volatile hydrocarbons and ammonia
US2647234A (en) * 1951-01-19 1953-07-28 Davies Lab Inc Cloud detecting system

Also Published As

Publication number Publication date
FR1115861A (en) 1956-04-30
US2806991A (en) 1957-09-17
GB754087A (en) 1956-08-01

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