NL7502136A - ANALYZER WHICH IS SYMMETRICAL AS REGARDS THE SAMPLE CHANNEL AND REFERENCE CHANNEL. - Google Patents

ANALYZER WHICH IS SYMMETRICAL AS REGARDS THE SAMPLE CHANNEL AND REFERENCE CHANNEL.

Info

Publication number
NL7502136A
NL7502136A NL7502136A NL7502136A NL7502136A NL 7502136 A NL7502136 A NL 7502136A NL 7502136 A NL7502136 A NL 7502136A NL 7502136 A NL7502136 A NL 7502136A NL 7502136 A NL7502136 A NL 7502136A
Authority
NL
Netherlands
Prior art keywords
channel
regards
analyzer
symmetrical
sample
Prior art date
Application number
NL7502136A
Other languages
Dutch (nl)
Original Assignee
Innotec Oy
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 Innotec Oy filed Critical Innotec Oy
Publication of NL7502136A publication Critical patent/NL7502136A/en

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
    • 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

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)
NL7502136A 1974-02-22 1975-02-21 ANALYZER WHICH IS SYMMETRICAL AS REGARDS THE SAMPLE CHANNEL AND REFERENCE CHANNEL. NL7502136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI52274A FI51637C (en) 1974-02-22 1974-02-22 Symmetrical analyzer with respect to the sample channel and the reference channel.

Publications (1)

Publication Number Publication Date
NL7502136A true NL7502136A (en) 1975-08-26

Family

ID=8504240

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502136A NL7502136A (en) 1974-02-22 1975-02-21 ANALYZER WHICH IS SYMMETRICAL AS REGARDS THE SAMPLE CHANNEL AND REFERENCE CHANNEL.

Country Status (7)

Country Link
JP (1) JPS50125784A (en)
CH (1) CH577165A5 (en)
DE (1) DE2507935A1 (en)
DK (1) DK64475A (en)
FI (1) FI51637C (en)
GB (1) GB1470144A (en)
NL (1) NL7502136A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT376301B (en) * 1982-05-06 1984-11-12 List Hans METHOD FOR CONTINUOUSLY MEASURING THE MASS OF AEOROSOL PARTICLES IN GASEOUS SAMPLES, AND APPARATUS FOR CARRYING OUT THE METHOD
AT379452B (en) * 1983-04-21 1986-01-10 Avl Verbrennungskraft Messtech METHOD FOR DETERMINING THE SIZES OF ABSORBENT PROPORTIONS OF A SAMPLE, AND DEVICE FOR IMPLEMENTING THE METHOD
DE3539667A1 (en) * 1985-11-08 1987-05-14 Bruker Analytische Messtechnik OPTICAL SPECTROMETER, IN PARTICULAR INFRARED SPECTROMETER
US4999498A (en) * 1989-06-05 1991-03-12 Mobay Corporation Remote sensing gas analyzer
JPH0323346U (en) * 1989-07-18 1991-03-11
DE102007029536A1 (en) * 2007-06-25 2009-01-02 GEA Process Engineering (NPS) Ltd., Eastleigh Device for the optical measurement of substance concentrations

Also Published As

Publication number Publication date
DE2507935A1 (en) 1975-08-28
FI51637C (en) 1977-02-10
CH577165A5 (en) 1976-06-30
JPS50125784A (en) 1975-10-03
GB1470144A (en) 1977-04-14
FI51637B (en) 1976-11-01
FI52274A (en) 1975-08-23
DK64475A (en) 1975-10-20

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