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
Application number
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.)
Publication of NL90796C publication Critical patent/NL90796C/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504Investigating 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)
NL90796D 1948-06-05 NL90796C (ja)

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 (ja)

Family

ID=21858925

Family Applications (1)

Application Number Title Priority Date Filing Date
NL90796D NL90796C (ja) 1948-06-05

Country Status (2)

Country Link
US (1) US2697789A (ja)
NL (1) NL90796C (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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 (ja) * 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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US585694A (en) * 1897-07-06 Hemoglobinometeh
DE277026C (ja) * 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
US2431019A (en) * 1944-08-29 1947-11-18 American Cyanamid Co Multicomponent-gas analyzer
US2443427A (en) * 1944-08-29 1948-06-15 American Cyanamid Co Infrared 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

Also Published As

Publication number Publication date
US2697789A (en) 1954-12-21

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