NL7604020A - DETECTION OF VAPOR TRACKS IN AIR SAMPLES. - Google Patents
DETECTION OF VAPOR TRACKS IN AIR SAMPLES.Info
- Publication number
- NL7604020A NL7604020A NL7604020A NL7604020A NL7604020A NL 7604020 A NL7604020 A NL 7604020A NL 7604020 A NL7604020 A NL 7604020A NL 7604020 A NL7604020 A NL 7604020A NL 7604020 A NL7604020 A NL 7604020A
- Authority
- NL
- Netherlands
- Prior art keywords
- tracks
- vapor
- detection
- air samples
- samples
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
- G01N33/0032—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array using two or more different physical functioning modes
-
- 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
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA238393 | 1975-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7604020A true NL7604020A (en) | 1977-04-29 |
Family
ID=4104368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7604020A NL7604020A (en) | 1975-10-27 | 1976-04-15 | DETECTION OF VAPOR TRACKS IN AIR SAMPLES. |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5255590A (en) |
| BE (1) | BE843216A (en) |
| FR (1) | FR2330005A1 (en) |
| IL (1) | IL49071A0 (en) |
| IT (1) | IT1109601B (en) |
| NL (1) | NL7604020A (en) |
| SE (1) | SE7601742L (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8811587D0 (en) * | 1988-05-16 | 1988-06-22 | Wessex Instr Ltd | Improvements in/relating to combustible gas detectors |
| GB2290871A (en) * | 1994-06-18 | 1996-01-10 | Robert Gittins | An instrument for measuring ethyl alcohol vapour in breath |
| AU4639797A (en) * | 1997-07-07 | 1999-02-08 | Aktsionernoe Obschestvo Otkrytogo Tipa "Institut Prikladnoi Fiziki" | Analytic head for detecting vapours of explosive substances |
| GB2533386B (en) * | 2014-12-18 | 2019-09-11 | Smiths Detection Watford Ltd | A detection apparatus with pneumatic interface |
-
1976
- 1976-02-17 SE SE7601742A patent/SE7601742L/en unknown
- 1976-02-19 IL IL49071A patent/IL49071A0/en unknown
- 1976-04-15 NL NL7604020A patent/NL7604020A/en unknown
- 1976-06-21 BE BE168154A patent/BE843216A/en unknown
- 1976-06-24 FR FR7619210A patent/FR2330005A1/en not_active Withdrawn
- 1976-09-03 IT IT69146/76A patent/IT1109601B/en active
- 1976-09-24 JP JP51113793A patent/JPS5255590A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2330005A1 (en) | 1977-05-27 |
| IL49071A0 (en) | 1976-04-30 |
| IT1109601B (en) | 1985-12-23 |
| JPS5255590A (en) | 1977-05-07 |
| SE7601742L (en) | 1977-04-28 |
| BE843216A (en) | 1976-12-21 |
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