FI51637C - Symmetrical analyzer with respect to the sample channel and the reference channel. - Google Patents
Symmetrical analyzer with respect to the sample channel and the reference channel.Info
- Publication number
- FI51637C FI51637C FI52274A FI52274A FI51637C FI 51637 C FI51637 C FI 51637C FI 52274 A FI52274 A FI 52274A FI 52274 A FI52274 A FI 52274A FI 51637 C FI51637 C FI 51637C
- Authority
- FI
- Finland
- Prior art keywords
- channel
- analyzer
- symmetrical
- respect
- sample
- Prior art date
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)
Priority Applications (7)
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. |
DK64475A DK64475A (en) | 1974-02-22 | 1975-02-20 | |
NL7502136A NL7502136A (en) | 1974-02-22 | 1975-02-21 | ANALYZER WHICH IS SYMMETRICAL AS REGARDS THE SAMPLE CHANNEL AND REFERENCE CHANNEL. |
GB736775A GB1470144A (en) | 1974-02-22 | 1975-02-21 | Infrared analyser |
CH218875A CH577165A5 (en) | 1974-02-22 | 1975-02-21 | |
JP2235175A JPS50125784A (en) | 1974-02-22 | 1975-02-21 | |
DE19752507935 DE2507935A1 (en) | 1974-02-22 | 1975-02-24 | ANALYZER SYMMETRIC WITH REGARD TO A SAMPLE CHANNEL AND A REFERENCE CHANNEL |
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 (3)
Publication Number | Publication Date |
---|---|
FI52274A FI52274A (en) | 1975-08-23 |
FI51637B FI51637B (en) | 1976-11-01 |
FI51637C true FI51637C (en) | 1977-02-10 |
Family
ID=8504240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI52274A FI51637C (en) | 1974-02-22 | 1974-02-22 | Symmetrical analyzer with respect to the sample channel and the 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)
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 |
-
1974
- 1974-02-22 FI FI52274A patent/FI51637C/en active
-
1975
- 1975-02-20 DK DK64475A patent/DK64475A/da unknown
- 1975-02-21 NL NL7502136A patent/NL7502136A/en unknown
- 1975-02-21 GB GB736775A patent/GB1470144A/en not_active Expired
- 1975-02-21 CH CH218875A patent/CH577165A5/xx not_active IP Right Cessation
- 1975-02-21 JP JP2235175A patent/JPS50125784A/ja active Pending
- 1975-02-24 DE DE19752507935 patent/DE2507935A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2507935A1 (en) | 1975-08-28 |
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 |
NL7502136A (en) | 1975-08-26 |
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