IT1206735B - Analizzatore di fluido ad infrarossi. - Google Patents
Analizzatore di fluido ad infrarossi.Info
- Publication number
- IT1206735B IT1206735B IT8520536A IT2053685A IT1206735B IT 1206735 B IT1206735 B IT 1206735B IT 8520536 A IT8520536 A IT 8520536A IT 2053685 A IT2053685 A IT 2053685A IT 1206735 B IT1206735 B IT 1206735B
- Authority
- IT
- Italy
- Prior art keywords
- fluid analyzer
- infrared fluid
- infrared
- analyzer
- fluid
- Prior art date
Links
- 239000012530 fluid Substances 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
- G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/638,995 US4598201A (en) | 1984-08-09 | 1984-08-09 | Infrared fluid analyzer employing a pneumatic detector |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8520536A0 IT8520536A0 (it) | 1985-04-30 |
IT1206735B true IT1206735B (it) | 1989-05-03 |
Family
ID=24562311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8520536A IT1206735B (it) | 1984-08-09 | 1985-04-30 | Analizzatore di fluido ad infrarossi. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4598201A (it) |
JP (1) | JPH0676966B2 (it) |
BR (1) | BR8503087A (it) |
CA (1) | CA1224944A (it) |
DE (1) | DE3520408A1 (it) |
GB (3) | GB2162940B (it) |
IT (1) | IT1206735B (it) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4859858A (en) * | 1986-12-04 | 1989-08-22 | Cascadia Technology Corporation | Gas analyzers |
US4886576A (en) * | 1987-12-16 | 1989-12-12 | Boise Cascade Corporation | Method and apparatus for producing uniform pulp yields by controlling the operation of a refiner |
US4866681A (en) * | 1988-03-09 | 1989-09-12 | Mine Safety Appliances Company | Photo-acoustic detector |
US4849636A (en) * | 1988-05-18 | 1989-07-18 | Mine Safety Appliances Company | Analyzer with compensation |
US5504331A (en) * | 1993-10-15 | 1996-04-02 | Atlantic Richfield Company | Spectroscopic analyzer operating method |
US5585635A (en) * | 1994-09-26 | 1996-12-17 | Marquette Electronics, Inc. | Infrared gas analyzer and method |
NO300078B1 (no) * | 1995-02-10 | 1997-04-01 | Sinvent As | Fotoakustisk gassdetektor |
JPH0943145A (ja) * | 1995-07-31 | 1997-02-14 | Fuji Electric Co Ltd | 可変容量式赤外線ガス検出器 |
US5977546A (en) * | 1997-05-13 | 1999-11-02 | Carlson; Lee Richard | Self normalizing radiant energy monitor and apparatus for gain independent material quantity measurements |
DE102004030855A1 (de) * | 2004-06-25 | 2006-01-12 | Tyco Electronics Raychem Gmbh | Verfahren zur Reduzierung von Kondenswasser bei Gassensoranordnungen |
JP2007101433A (ja) * | 2005-10-06 | 2007-04-19 | Horiba Ltd | ガス分析装置 |
EP1990629A1 (en) | 2007-05-07 | 2008-11-12 | Core Enterprises Inc. | Low-power fast infrared gas sensor, hand held gas leak detector, and gas monitor utilizing absorptive-photo-acoustic detection |
US8785857B2 (en) | 2011-09-23 | 2014-07-22 | Msa Technology, Llc | Infrared sensor with multiple sources for gas measurement |
CN104458626A (zh) * | 2014-12-05 | 2015-03-25 | 力合科技(湖南)股份有限公司 | 一种气体分析仪 |
US10724945B2 (en) * | 2016-04-19 | 2020-07-28 | Cascade Technologies Holdings Limited | Laser detection system and method |
US10180393B2 (en) | 2016-04-20 | 2019-01-15 | Cascade Technologies Holdings Limited | Sample cell |
GB201700905D0 (en) | 2017-01-19 | 2017-03-08 | Cascade Tech Holdings Ltd | Close-Coupled Analyser |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2681415A (en) * | 1952-03-25 | 1954-06-15 | Max D Liston | Detector for gas analyzers |
GB732700A (en) * | 1953-01-30 | 1955-06-29 | Distillers Co Yeast Ltd | Radiation detector |
US3212211A (en) * | 1963-06-21 | 1965-10-19 | Martha W Chapman | Insecticidal application device |
DE1936245A1 (de) * | 1969-07-16 | 1971-02-04 | Beckman Instruments Gmbh | Infrarotstrahleranordnung |
US3740496A (en) * | 1971-11-08 | 1973-06-19 | Industrial Research Prod Inc | Diaphragm assembly for electret transducer |
JPS4892985U (it) * | 1972-02-10 | 1973-11-07 | ||
DD99860A1 (it) * | 1972-02-28 | 1973-08-20 | ||
US3948345A (en) * | 1973-06-15 | 1976-04-06 | Allan Rosencwaig | Methods and means for analyzing substances |
US3854050A (en) * | 1973-09-11 | 1974-12-10 | Department Of Health Education | High precision fluorometer for measuring enzymatic substrates in tissue |
DE2405317C2 (de) * | 1974-02-05 | 1982-09-16 | Hartmann & Braun Ag, 6000 Frankfurt | Nichtdispersiver Zweistrahl-Ultrarotabsorptionsgasanalysator |
US4013260A (en) * | 1974-09-27 | 1977-03-22 | Andros, Incorporated | Gas analyzer |
US3968369A (en) * | 1974-11-15 | 1976-07-06 | Bergwerksverband Gmbh | Non-dispersive infrared gas analysis device with triple layer receiver |
US4004146A (en) * | 1975-04-15 | 1977-01-18 | H. Maihak A.G. | Infrared gas analyzing photometer with chopper designed to avoid radiation waste |
DE2741129C2 (de) * | 1977-09-13 | 1986-08-21 | Hartmann & Braun Ag, 6000 Frankfurt | Nichtdispersiver Infrarot-Gasanalysator |
US4134447A (en) * | 1977-09-30 | 1979-01-16 | Nasa | Thermal compensator for closed-cycle helium refrigerator |
-
1984
- 1984-08-09 US US06/638,995 patent/US4598201A/en not_active Expired - Lifetime
-
1985
- 1985-04-23 CA CA000479836A patent/CA1224944A/en not_active Expired
- 1985-04-30 IT IT8520536A patent/IT1206735B/it active
- 1985-06-07 DE DE19853520408 patent/DE3520408A1/de not_active Withdrawn
- 1985-06-13 JP JP60127293A patent/JPH0676966B2/ja not_active Expired - Lifetime
- 1985-06-27 BR BR8503087A patent/BR8503087A/pt not_active IP Right Cessation
- 1985-07-24 GB GB8518700A patent/GB2162940B/en not_active Expired
-
1988
- 1988-02-17 GB GB8803600A patent/GB2200208B/en not_active Expired
- 1988-02-17 GB GB8803601A patent/GB2200209B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1224944A (en) | 1987-08-04 |
GB2200209A (en) | 1988-07-27 |
GB8518700D0 (en) | 1985-08-29 |
IT8520536A0 (it) | 1985-04-30 |
BR8503087A (pt) | 1986-03-11 |
JPH0676966B2 (ja) | 1994-09-28 |
GB8803600D0 (en) | 1988-03-16 |
JPS6147540A (ja) | 1986-03-08 |
GB2200209B (en) | 1989-07-12 |
GB2200208A (en) | 1988-07-27 |
GB2162940B (en) | 1989-07-12 |
GB2162940A (en) | 1986-02-12 |
GB2200208B (en) | 1989-05-24 |
DE3520408A1 (de) | 1986-02-13 |
US4598201A (en) | 1986-07-01 |
GB8803601D0 (en) | 1988-03-16 |
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