NL8003376A - Foto-elektrische gasanalyse-inrichting. - Google Patents

Foto-elektrische gasanalyse-inrichting. Download PDF

Info

Publication number
NL8003376A
NL8003376A NL8003376A NL8003376A NL8003376A NL 8003376 A NL8003376 A NL 8003376A NL 8003376 A NL8003376 A NL 8003376A NL 8003376 A NL8003376 A NL 8003376A NL 8003376 A NL8003376 A NL 8003376A
Authority
NL
Netherlands
Prior art keywords
radiation
beams
gas
gas mixture
filled
Prior art date
Application number
NL8003376A
Other languages
English (en)
Dutch (nl)
Original Assignee
Hartmann & Braun Ag
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 Hartmann & Braun Ag filed Critical Hartmann & Braun Ag
Publication of NL8003376A publication Critical patent/NL8003376A/nl

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
    • G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light

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)
NL8003376A 1979-10-01 1980-06-10 Foto-elektrische gasanalyse-inrichting. NL8003376A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19792939735 DE2939735A1 (de) 1979-10-01 1979-10-01 Fotoelektrisches gasanalysegeraet
DE2939735 1979-10-01

Publications (1)

Publication Number Publication Date
NL8003376A true NL8003376A (nl) 1981-04-03

Family

ID=6082381

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8003376A NL8003376A (nl) 1979-10-01 1980-06-10 Foto-elektrische gasanalyse-inrichting.

Country Status (6)

Country Link
US (1) US4326807A (enExample)
JP (1) JPS5658642A (enExample)
DE (1) DE2939735A1 (enExample)
FR (1) FR2466759A1 (enExample)
GB (1) GB2060873B (enExample)
NL (1) NL8003376A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4552164A (en) * 1981-07-31 1985-11-12 Tony Urella Detection method and apparatus
EP0073111B1 (en) * 1981-08-20 1985-07-17 Kidde-Graviner Limited Improvements in and relating to fire and explosion detection and suppression
GB2180639B (en) * 1985-07-23 1989-08-09 English Electric Valve Co Ltd Lidars
US4782232A (en) * 1986-09-22 1988-11-01 Spectral Sciences, Inc. Infrared molecular species monitor
DE102009037706A1 (de) * 2009-08-17 2011-02-24 Opsolution Nanophotonics Gmbh Verfahren und Vorrichtung zur Bestimmung der Konzentration von NO2 in Gasgemischen
US10620165B2 (en) * 2016-12-29 2020-04-14 Infineon Technologies Ag Photoacoustic gas analyzer for determining species concentrations using intensity modulation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694086A (en) * 1971-04-12 1972-09-26 Centron Eng Inc Correlation spectrometer
JPS4945788A (enExample) * 1972-09-05 1974-05-01 Hitachi Ltd
DE2407133B2 (de) * 1974-02-15 1976-12-09 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Verfahren und vorrichtung zur bestimmung von stickoxid
DE2553565C3 (de) * 1975-11-28 1980-02-07 Hartmann & Braun Ag, 6000 Frankfurt Vorrichtung zur Bestimmung der Stickoxidkonzentration in einem Gasgemisch

Also Published As

Publication number Publication date
GB2060873B (en) 1983-03-16
GB2060873A (en) 1981-05-07
FR2466759B3 (enExample) 1983-02-25
US4326807A (en) 1982-04-27
JPS5658642A (en) 1981-05-21
FR2466759A1 (fr) 1981-04-10
DE2939735A1 (de) 1981-04-16

Similar Documents

Publication Publication Date Title
EP0480753B1 (en) Optical analytical instrument and method
US6002477A (en) Spectrophotometer
US7196789B2 (en) Light processor providing wavelength control and method for same
GB1531844A (en) Method and device for the non-dispersive optical determination of the concentration of gas and smoke components
CA2479334A1 (en) High speed analyzer using near infrared radiation transmitted through thick samples of optically dense material
US3924950A (en) Atomic absorption spectroscopy with background correction
US4192996A (en) Measurement of oxygen by differential absorption of UV radiation
US3520614A (en) Spectrophotometer and process
NL8003376A (nl) Foto-elektrische gasanalyse-inrichting.
US4577105A (en) Method of determining masses of absorbing components of a sample in a test volume and a device for implementation of this method
US5977546A (en) Self normalizing radiant energy monitor and apparatus for gain independent material quantity measurements
US20120307240A1 (en) Spectrophotometer and method for determining performance thereof
Lou et al. Sulfur dioxide measurements using an ultraviolet light-emitting diode in combination with gas correlation techniques
GB2070765A (en) Spectrophotometry
GB2102942A (en) Spectrometric gas analysis
KR100603426B1 (ko) 용융금속의 분석방법 및 그 장치
AU730982B2 (en) Improved spectrophotometer
JP4685915B2 (ja) 多成分を測定するためのｎｄｉｒ光度計
SU873051A1 (ru) Атомно-абсорбционный анализатор
SU837168A1 (ru) Атомно-абсорбционный спектрофотометр
JPH0210372B2 (enExample)
SU1109610A1 (ru) Способ измерени влажности
KR20250155242A (ko) 가스측정셀 선택 기능을 구비한 ftir 측정장치
RU2012868C1 (ru) Однолучевой многоканальный анализатор
JPH07117454B2 (ja) 分光光度計

Legal Events

Date Code Title Description
BV The patent application has lapsed