CA1009867A - Method and apparatus for detecting a constituent in an atmosphere - Google Patents

Method and apparatus for detecting a constituent in an atmosphere

Info

Publication number
CA1009867A
CA1009867A CA199,111A CA199111A CA1009867A CA 1009867 A CA1009867 A CA 1009867A CA 199111 A CA199111 A CA 199111A CA 1009867 A CA1009867 A CA 1009867A
Authority
CA
Canada
Prior art keywords
constituent
atmosphere
detecting
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
CA199,111A
Inventor
Anthony Jenkins
Douglas W. Isgrove
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.)
Analytical Instruments Ltd
Original Assignee
Analytical Instruments 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 Analytical Instruments Ltd filed Critical Analytical Instruments Ltd
Application granted granted Critical
Publication of CA1009867A publication Critical patent/CA1009867A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0022—General constructional details of gas analysers, e.g. portable test equipment using a number of analysing channels
    • G01N33/0024—General constructional details of gas analysers, e.g. portable test equipment using a number of analysing channels a chemical reaction taking place or a gas being eliminated in one or more channels
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Toxicology (AREA)
  • Electrochemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
CA199,111A 1973-05-08 1974-05-07 Method and apparatus for detecting a constituent in an atmosphere Expired CA1009867A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2183973A GB1438504A (en) 1973-05-08 1973-05-08 Method and apparatus for detecting a constituent in an atmosphere

Publications (1)

Publication Number Publication Date
CA1009867A true CA1009867A (en) 1977-05-10

Family

ID=10169672

Family Applications (1)

Application Number Title Priority Date Filing Date
CA199,111A Expired CA1009867A (en) 1973-05-08 1974-05-07 Method and apparatus for detecting a constituent in an atmosphere

Country Status (2)

Country Link
CA (1) CA1009867A (en)
GB (1) GB1438504A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2242141A (en) * 1990-03-24 1991-09-25 Ion Track Instr Method and apparatus for detecting low volatility atmospheric vapors
GB2265463A (en) * 1992-03-26 1993-09-29 Ai Cambridge Limited Detecting particular constituents in an atmosphere using electron capture detectors

Also Published As

Publication number Publication date
GB1438504A (en) 1976-06-09

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