NL6810829A - - Google Patents
Info
- Publication number
- NL6810829A NL6810829A NL6810829A NL6810829A NL6810829A NL 6810829 A NL6810829 A NL 6810829A NL 6810829 A NL6810829 A NL 6810829A NL 6810829 A NL6810829 A NL 6810829A NL 6810829 A NL6810829 A NL 6810829A
- Authority
- NL
- Netherlands
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEH0083504 | 1967-08-03 | ||
| DEH0063504 | 1967-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6810829A true NL6810829A (de) | 1969-02-05 |
Family
ID=25980645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6810829A NL6810829A (de) | 1967-08-03 | 1968-07-31 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1648921A1 (de) |
| FR (1) | FR1571143A (de) |
| GB (1) | GB1164775A (de) |
| NL (1) | NL6810829A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103808685B (zh) * | 2012-11-14 | 2016-09-07 | 南京埃森环境技术股份有限公司 | 一种基于傅里叶变换的低浓度烟气红外分析仪及检测方法 |
| CN114136912B (zh) * | 2021-12-01 | 2023-10-20 | 河南森斯科传感技术有限公司 | 一种双光可调式红外气体传感器的校准方法 |
-
1967
- 1967-08-03 DE DE19671648921 patent/DE1648921A1/de active Pending
-
1968
- 1968-06-20 GB GB2937168A patent/GB1164775A/en not_active Expired
- 1968-06-27 FR FR1571143D patent/FR1571143A/fr not_active Expired
- 1968-07-31 NL NL6810829A patent/NL6810829A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1648921A1 (de) | 1972-03-16 |
| GB1164775A (en) | 1969-09-24 |
| FR1571143A (de) | 1969-06-13 |