CH387339A - Einrichtung zum Feststellen von in Gasen fein verteilten Substanzen - Google Patents

Einrichtung zum Feststellen von in Gasen fein verteilten Substanzen

Info

Publication number
CH387339A
CH387339A CH493860A CH493860A CH387339A CH 387339 A CH387339 A CH 387339A CH 493860 A CH493860 A CH 493860A CH 493860 A CH493860 A CH 493860A CH 387339 A CH387339 A CH 387339A
Authority
CH
Switzerland
Prior art keywords
gases
detection
finely distributed
substances finely
substances
Prior art date
Application number
CH493860A
Other languages
English (en)
Inventor
Alfred Roberts John
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH387339A publication Critical patent/CH387339A/de

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
    • G01N27/64—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 wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
    • G01N27/66—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 wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (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)
CH493860A 1959-05-01 1960-04-28 Einrichtung zum Feststellen von in Gasen fein verteilten Substanzen CH387339A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US810476A US3009074A (en) 1959-05-01 1959-05-01 Electrical vapor detector

Publications (1)

Publication Number Publication Date
CH387339A true CH387339A (de) 1965-01-31

Family

ID=25203937

Family Applications (1)

Application Number Title Priority Date Filing Date
CH493860A CH387339A (de) 1959-05-01 1960-04-28 Einrichtung zum Feststellen von in Gasen fein verteilten Substanzen

Country Status (5)

Country Link
US (1) US3009074A (de)
BE (1) BE589746A (de)
CH (1) CH387339A (de)
GB (1) GB950188A (de)
SE (1) SE301396B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1454765A (fr) * 1964-12-04 1966-10-07 Gen Electric Perfectionnements apportés aux détecteurs électriques de vapeurs
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
US5019517A (en) * 1988-04-15 1991-05-28 Coulson Dale M System, detector and method for trace gases

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2232030A (en) * 1938-02-08 1941-02-18 Ig Farbenindustrie Ag Device for the generation of large amounts of negative ions
US2550498A (en) * 1947-06-14 1951-04-24 Gen Electric Method and apparatus for electrically detecting vapors and the like
US2573005A (en) * 1948-07-03 1951-10-30 Nicholas D Glyptis Ionization gauge and method of operation
US2591485A (en) * 1950-04-26 1952-04-01 Gen Electric Leak detector
US2814018A (en) * 1954-11-26 1957-11-19 Gen Electric Measurement of volatile halogen containing components
NL105349C (de) * 1957-06-05 1963-02-15

Also Published As

Publication number Publication date
BE589746A (fr) 1960-08-01
SE301396B (de) 1968-06-04
GB950188A (en) 1964-02-19
US3009074A (en) 1961-11-14

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