NL7802540A - Met infrarode straling werkende gasanalysator. - Google Patents
Met infrarode straling werkende gasanalysator.Info
- Publication number
- NL7802540A NL7802540A NL7802540A NL7802540A NL7802540A NL 7802540 A NL7802540 A NL 7802540A NL 7802540 A NL7802540 A NL 7802540A NL 7802540 A NL7802540 A NL 7802540A NL 7802540 A NL7802540 A NL 7802540A
- Authority
- NL
- Netherlands
- Prior art keywords
- infrared radiation
- gas analyzer
- radiation gas
- analyzer
- infrared
- Prior art date
Links
- 230000005855 radiation Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3243277A JPS53118085A (en) | 1977-03-24 | 1977-03-24 | Infrared gas analyzer |
JP3676777U JPS5624917Y2 (de) | 1977-03-25 | 1977-03-25 | |
JP13909577A JPS5472092A (en) | 1977-11-18 | 1977-11-18 | Infrared ray gas analytical apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7802540A true NL7802540A (nl) | 1978-09-26 |
Family
ID=27287694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7802540A NL7802540A (nl) | 1977-03-24 | 1978-03-08 | Met infrarode straling werkende gasanalysator. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4157470A (de) |
CA (1) | CA1079999A (de) |
DE (1) | DE2811287C3 (de) |
GB (1) | GB1560613A (de) |
NL (1) | NL7802540A (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2748089A1 (de) * | 1977-10-27 | 1979-05-03 | Hartmann & Braun Ag | Nichtdispersiver infrarot-gasanalysator |
US4288693A (en) * | 1978-06-22 | 1981-09-08 | Hartmann & Braun Aktiengesellschaft | Nondispersive infrared gas analyzer |
FI56902C (fi) * | 1978-09-01 | 1980-04-10 | Instrumentarium Oy | Gasanalysator |
US4320297A (en) * | 1979-11-29 | 1982-03-16 | Beckman Instruments, Inc. | Split detector |
DE2952464C2 (de) * | 1979-12-27 | 1986-03-27 | Siemens AG, 1000 Berlin und 8000 München | Nichtdispersiver Infrarot-Gasanalysator |
US4394575A (en) * | 1980-06-30 | 1983-07-19 | Ophir Corporation | Apparatus for measuring vapor density, gas temperature, and saturation ratio |
US4370553A (en) * | 1980-07-02 | 1983-01-25 | Sensors, Inc. | Contaminated sample gas analyzer and gas cell therefor |
JPS57179719A (en) * | 1981-04-30 | 1982-11-05 | Shimadzu Corp | Spectrophotometer |
US4520265A (en) * | 1983-09-06 | 1985-05-28 | Southern California Gas Co. | Method and apparatus for accurate remote monitoring of gases |
US4684805A (en) * | 1985-08-21 | 1987-08-04 | General Motors Corporation | Method and apparatus for measuring stable isotopes |
USRE33493E (en) * | 1985-08-21 | 1990-12-18 | General Motors Corporation | Method and apparatus for measuring stable isotopes |
JPH0619327B2 (ja) * | 1988-03-10 | 1994-03-16 | 三洋電機株式会社 | 赤外線ガス濃度計 |
NL9201915A (nl) * | 1992-11-03 | 1994-06-01 | Tno | Inrichting en werkwijze voor het roken van consumptieprodukten. |
US5464983A (en) * | 1994-04-05 | 1995-11-07 | Industrial Scientific Corporation | Method and apparatus for determining the concentration of a gas |
US5731581A (en) * | 1995-03-13 | 1998-03-24 | Ohmeda Inc. | Apparatus for automatic identification of gas samples |
US5902311A (en) * | 1995-06-15 | 1999-05-11 | Perclose, Inc. | Low profile intraluminal suturing device and method |
US5714759A (en) * | 1996-02-23 | 1998-02-03 | Ohmeda Inc. | Optical system with an extended, imaged source |
US5731583A (en) * | 1996-02-23 | 1998-03-24 | Ohmeda Inc. | Folded optical path gas analyzer with cylindrical chopper |
US5949082A (en) * | 1998-03-23 | 1999-09-07 | Datex-Ohmeda, Inc. | Ceramic radiation source assembly with metalized seal for gas spectrometer |
US6342948B1 (en) * | 1998-11-20 | 2002-01-29 | Waters Investments Limited | Dual pathlength system for light absorbance detection |
US6809807B1 (en) | 1999-03-09 | 2004-10-26 | Integ, Inc. | Body fluid analyte measurement |
WO2008067282A2 (en) * | 2006-11-27 | 2008-06-05 | Nano-Proprietary, Inc. | Sono-photonic gas sensor |
DE102009010797B4 (de) * | 2009-02-27 | 2016-04-28 | Siemens Aktiengesellschaft | Anordnung zur Überwachung eines gasführenden Systems auf Leckage |
US20180003626A1 (en) * | 2016-06-30 | 2018-01-04 | Horiba, Ltd. | Gas concentration measurement apparatus |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB645575A (en) * | 1948-10-06 | 1950-11-01 | Parsons C A & Co Ltd | Improvements in or relating to infra-red gas analysing apparatus |
GB791737A (en) * | 1955-04-06 | 1958-03-12 | Parsons C A & Co Ltd | Improvements in or relating to infra-red gas analysers |
US3193676A (en) * | 1961-12-15 | 1965-07-06 | Parsons & Co Sir Howard G | Infra-red gas analysers |
DE2405317C2 (de) * | 1974-02-05 | 1982-09-16 | Hartmann & Braun Ag, 6000 Frankfurt | Nichtdispersiver Zweistrahl-Ultrarotabsorptionsgasanalysator |
-
1978
- 1978-03-03 GB GB8507/78A patent/GB1560613A/en not_active Expired
- 1978-03-08 NL NL7802540A patent/NL7802540A/xx not_active Application Discontinuation
- 1978-03-15 DE DE2811287A patent/DE2811287C3/de not_active Expired
- 1978-03-20 US US05/888,223 patent/US4157470A/en not_active Expired - Lifetime
- 1978-03-21 CA CA299,379A patent/CA1079999A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4157470A (en) | 1979-06-05 |
DE2811287C3 (de) | 1984-07-26 |
DE2811287B2 (de) | 1981-02-05 |
DE2811287A1 (de) | 1978-09-28 |
GB1560613A (en) | 1980-02-06 |
CA1079999A (en) | 1980-06-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | A search report has been drawn up | ||
DNT | Communications of changes of names of applicants whose applications have been laid open to public inspection |
Free format text: YOKOGAWA HOKUSHIN ELECTRIC CORPORATION |
|
A85 | Still pending on 85-01-01 | ||
BC | A request for examination has been filed | ||
DNT | Communications of changes of names of applicants whose applications have been laid open to public inspection |
Free format text: YOKOGAWA ELECTRIC CORPORATION |
|
BV | The patent application has lapsed |