NL90796C - - Google Patents
Info
- Publication number
- NL90796C NL90796C NL90796DA NL90796C NL 90796 C NL90796 C NL 90796C NL 90796D A NL90796D A NL 90796DA NL 90796 C NL90796 C NL 90796C
- 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
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31346A US2697789A (en) | 1948-06-05 | 1948-06-05 | Apparatus and procedure for continuous gas analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL90796C true NL90796C (es) |
Family
ID=21858925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL90796D NL90796C (es) | 1948-06-05 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2697789A (es) |
| NL (1) | NL90796C (es) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2878388A (en) * | 1954-04-30 | 1959-03-17 | Bergson Gustav | Gas analyzing system |
| US2835116A (en) * | 1955-06-09 | 1958-05-20 | Phillips Petroleum Co | Infrared analyzer and process control |
| US2984988A (en) * | 1956-03-05 | 1961-05-23 | Phillips Petroleum Co | Gas analysis and control |
| US2952134A (en) * | 1956-04-02 | 1960-09-13 | Phillips Petroleum Co | Fluid mixture separation |
| US3526462A (en) * | 1967-08-17 | 1970-09-01 | Univ Delaware | Radiant energy absorption cell with a transversely movable wedge-shaped spacer block therein |
| BE786029A (fr) * | 1971-09-28 | 1973-01-08 | Schlumberger Compteurs | Perfectionnements aux analyseurs de gaz a infrarouge |
| CH584415A5 (es) * | 1975-05-16 | 1977-01-31 | Posnansky Mario | |
| US4817013A (en) * | 1986-10-17 | 1989-03-28 | Nellcor, Inc. | Multichannel gas analyzer and method of use |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US585694A (en) * | 1897-07-06 | Hemoglobinometeh | ||
| DE277026C (es) * | 1926-09-04 | 1900-01-01 | ||
| US2386831A (en) * | 1942-09-02 | 1945-10-16 | Dow Chemical Co | Method and apparatus for continuous analysis of organic mixtures while in motion and for control of systems comprising such mixtures |
| US2452122A (en) * | 1943-11-15 | 1948-10-26 | Allied Chem & Dye Corp | Apparatus and process for testing materials |
| US2443427A (en) * | 1944-08-29 | 1948-06-15 | American Cyanamid Co | Infrared gas analyzer |
| US2431019A (en) * | 1944-08-29 | 1947-11-18 | American Cyanamid Co | Multicomponent-gas analyzer |
| US2518307A (en) * | 1946-11-04 | 1950-08-08 | Phillips Petroleum Co | Automatic control of catalyst promoter in a hydrocarbon conversion process |
| US2462995A (en) * | 1947-04-11 | 1949-03-01 | Gulf Oil Corp | Process control system |
-
0
- NL NL90796D patent/NL90796C/xx active
-
1948
- 1948-06-05 US US31346A patent/US2697789A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2697789A (en) | 1954-12-21 |