FR1165138A - Dispositif destiné aux mesures d'absorption de radiations, et plus particulièrement analyseur de gaz destiné à la comparaison de deux concentrations - Google Patents

Dispositif destiné aux mesures d'absorption de radiations, et plus particulièrement analyseur de gaz destiné à la comparaison de deux concentrations

Info

Publication number
FR1165138A
FR1165138A FR1165138DA FR1165138A FR 1165138 A FR1165138 A FR 1165138A FR 1165138D A FR1165138D A FR 1165138DA FR 1165138 A FR1165138 A FR 1165138A
Authority
FR
France
Prior art keywords
intended
concentrations
comparison
gas analyzer
radiation absorption
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PERKIN EIMER CORP
Original Assignee
PERKIN EIMER CORP
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 PERKIN EIMER CORP filed Critical PERKIN EIMER CORP
Application granted granted Critical
Publication of FR1165138A publication Critical patent/FR1165138A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • 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
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FR1165138D 1955-11-28 1956-11-27 Dispositif destiné aux mesures d'absorption de radiations, et plus particulièrement analyseur de gaz destiné à la comparaison de deux concentrations Expired FR1165138A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US549241A US2904687A (en) 1955-11-28 1955-11-28 Differential radiation absorption measurement system

Publications (1)

Publication Number Publication Date
FR1165138A true FR1165138A (fr) 1958-10-20

Family

ID=24192188

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1165138D Expired FR1165138A (fr) 1955-11-28 1956-11-27 Dispositif destiné aux mesures d'absorption de radiations, et plus particulièrement analyseur de gaz destiné à la comparaison de deux concentrations

Country Status (3)

Country Link
US (1) US2904687A (fr)
DE (1) DE1065637B (fr)
FR (1) FR1165138A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1187934A (fr) * 1956-11-14 1959-09-17 Parsons & Co Sir Howard G Perfectionnements à un appareil pour l'analyse par les rayons infra-rouges
US3059111A (en) * 1959-11-12 1962-10-16 Honeywell Regulator Co Measuring apparatus
US3180984A (en) * 1962-04-11 1965-04-27 Mine Safety Appliances Co Stabilized comparison analyzer and method of analyzing
US3161769A (en) * 1962-09-11 1964-12-15 Mcpherson Instr Corp Ultraviolet spectrometer with means to change the length of the optical path in the fluent material
US3805074A (en) * 1973-01-02 1974-04-16 Texas Instruments Inc Spectral scan air monitor
US4008394A (en) * 1973-06-28 1977-02-15 Sensors, Inc. Gas analyzing
IT1180662B (it) * 1984-02-21 1987-09-23 Poli Mak S P A Doppio fotometro multicromatico a singola sorgente luminosa e singolo rivelatore in particolare per la esecuzione di analisi chimico - cliniche
US20050192585A1 (en) * 2004-02-27 2005-09-01 Medtronic, Inc. Surgical saw collet with closed drive ring
DE102009010797B4 (de) * 2009-02-27 2016-04-28 Siemens Aktiengesellschaft Anordnung zur Überwachung eines gasführenden Systems auf Leckage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2688089A (en) * 1952-06-17 1954-08-31 Perkin Elmer Corp Radiation instrument
US2688090A (en) * 1952-11-20 1954-08-31 Perkin Elmer Corp Nondispersion analyzer
US2754424A (en) * 1953-01-30 1956-07-10 Perkin Elmer Corp Non-dispersion analyzers

Also Published As

Publication number Publication date
US2904687A (en) 1959-09-15
DE1065637B (de) 1960-02-11

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