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
Application number
IT8520536A
Other languages
English (en)
Other versions
IT8520536A0 (it
Inventor
Glenn Howard Fertig
Robert Joseph Wozniak
Original Assignee
Mine Safety Appliances Co
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 Mine Safety Appliances Co filed Critical Mine Safety Appliances Co
Publication of IT8520536A0 publication Critical patent/IT8520536A0/it
Application granted granted Critical
Publication of IT1206735B publication Critical patent/IT1206735B/it

Links

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)
IT8520536A 1984-08-09 1985-04-30 Analizzatore di fluido ad infrarossi. IT1206735B (it)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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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