SE7807772L - Gasdetektor - Google Patents

Gasdetektor

Info

Publication number
SE7807772L
SE7807772L SE7807772A SE7807772A SE7807772L SE 7807772 L SE7807772 L SE 7807772L SE 7807772 A SE7807772 A SE 7807772A SE 7807772 A SE7807772 A SE 7807772A SE 7807772 L SE7807772 L SE 7807772L
Authority
SE
Sweden
Prior art keywords
gas detector
detector
gas
Prior art date
Application number
SE7807772A
Other languages
English (en)
Other versions
SE438209B (sv
Inventor
B S Flanagan
P L Turner
R D Broce
P L Lagus
Original Assignee
Systems Science Software
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 Systems Science Software filed Critical Systems Science Software
Publication of SE7807772L publication Critical patent/SE7807772L/sv
Publication of SE438209B publication Critical patent/SE438209B/sv

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
    • 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
    • G01N33/0006—Calibrating gas analysers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Electrochemistry (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Measurement Of Radiation (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
SE7807772A 1977-07-25 1978-07-12 Gasdetektor med radioaktiv stralningskella SE438209B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/818,764 US4156813A (en) 1977-07-25 1977-07-25 Detector module for gas monitor

Publications (2)

Publication Number Publication Date
SE7807772L true SE7807772L (sv) 1979-01-26
SE438209B SE438209B (sv) 1985-04-01

Family

ID=25226343

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7807772A SE438209B (sv) 1977-07-25 1978-07-12 Gasdetektor med radioaktiv stralningskella

Country Status (8)

Country Link
US (1) US4156813A (sv)
JP (1) JPS5424692A (sv)
BE (1) BE869247A (sv)
DE (1) DE2830597A1 (sv)
FR (1) FR2399022A1 (sv)
GB (1) GB1580288A (sv)
NL (1) NL7807346A (sv)
SE (1) SE438209B (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690689A (en) * 1983-03-02 1987-09-01 Columbia Gas System Service Corp. Gas tracer composition and method
US4773255A (en) * 1983-03-02 1988-09-27 Columbia Gas System Service Corporation Apparatus for injecting gas into a pipeline
US4551154A (en) * 1983-03-02 1985-11-05 Columbia Gas System Service Corporation Gas tracer composition and method
DE3709972A1 (de) * 1987-03-26 1988-10-06 Holzer Walter Gold-schmucklegierung
US5173340A (en) * 1991-02-06 1992-12-22 Walter Holzer Method of coating a base of a gold alloy of at least 22 carat purity with a coating which is also of at least 22 carat purity
US9322783B2 (en) * 2005-12-21 2016-04-26 Meso Scale Technologies, Llc Replaceable detection module and an apparatus for conducting luminescence assays
US10488292B1 (en) 2014-10-16 2019-11-26 Leak Detection Technologies, Inc. Leak detection system
US9841344B2 (en) 2016-03-29 2017-12-12 Leak Detection Technologies, Inc. System and methods for monitoring leaks in underground storage tanks
CN112915226B (zh) * 2021-01-18 2021-11-26 宁波方太厨具有限公司 一种外环境监测单元及应用有该外环境监测单元的消毒柜

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2551531A (en) * 1947-07-08 1951-05-01 Melvin S Freedman Radiation counter
GB921215A (en) * 1958-07-29 1963-03-13 Pye Ltd Improvements in or relating to gas analysis apparatus
US3277296A (en) * 1963-03-01 1966-10-04 Wilkens Instr & Res Inc Detection of electronegative compositions by means of electron capture detection
US3828184A (en) * 1972-03-08 1974-08-06 J Lupton Ionization chamber with a porous anode

Also Published As

Publication number Publication date
GB1580288A (en) 1980-12-03
JPS5424692A (en) 1979-02-24
FR2399022A1 (fr) 1979-02-23
FR2399022B3 (sv) 1981-04-17
US4156813A (en) 1979-05-29
SE438209B (sv) 1985-04-01
BE869247A (fr) 1978-11-16
DE2830597A1 (de) 1979-02-15
NL7807346A (nl) 1979-01-29

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