ATE70637T1 - Refraktometer fuer fluessigkeitschromatographie. - Google Patents

Refraktometer fuer fluessigkeitschromatographie.

Info

Publication number
ATE70637T1
ATE70637T1 AT87400646T AT87400646T ATE70637T1 AT E70637 T1 ATE70637 T1 AT E70637T1 AT 87400646 T AT87400646 T AT 87400646T AT 87400646 T AT87400646 T AT 87400646T AT E70637 T1 ATE70637 T1 AT E70637T1
Authority
AT
Austria
Prior art keywords
cuvettes
beams
coming
mirror
semireflecting
Prior art date
Application number
AT87400646T
Other languages
English (en)
Inventor
Francois Couillard
Original Assignee
Francois Couillard
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 Francois Couillard filed Critical Francois Couillard
Application granted granted Critical
Publication of ATE70637T1 publication Critical patent/ATE70637T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N30/74—Optical detectors
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
AT87400646T 1986-03-26 1987-03-24 Refraktometer fuer fluessigkeitschromatographie. ATE70637T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8604342A FR2596526B1 (fr) 1986-03-26 1986-03-26 Detecteur refractometrique pour chromatographe en phase liquide
EP87400646A EP0239487B1 (de) 1986-03-26 1987-03-24 Refraktometer für Flüssigkeitschromatographie

Publications (1)

Publication Number Publication Date
ATE70637T1 true ATE70637T1 (de) 1992-01-15

Family

ID=9333566

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87400646T ATE70637T1 (de) 1986-03-26 1987-03-24 Refraktometer fuer fluessigkeitschromatographie.

Country Status (5)

Country Link
US (1) US4787746A (de)
EP (1) EP0239487B1 (de)
AT (1) ATE70637T1 (de)
DE (2) DE239487T1 (de)
FR (1) FR2596526B1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5139661A (en) * 1991-01-11 1992-08-18 Biotage Inc. Critical angle refractive index detector
FR2697336B1 (fr) * 1992-10-28 1994-12-16 Inst Francais Du Petrole Procédé et dispositif de mesure différentielle d'indices de réfraction et utilisation associée.
FR2708111B1 (fr) * 1993-07-19 1995-09-01 Inst Francais Du Petrole Système destiné à créer une même pression instantanée entre deux cuves.
FR2774172B1 (fr) * 1998-01-28 2000-02-25 Inst Francais Du Petrole Methode et dispositif de mesure interferentielle de dephasage entre deux faisceaux lumineux issus d'une meme source polarisee, appliques a la refractometrie

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3539262A (en) * 1968-06-11 1970-11-10 Us Army Optical interferometer for high speed plasma diagnostics
US3680963A (en) * 1970-09-04 1972-08-01 Hercules Inc Apparatus for measuring changes in the optical refractive index of fluids
DE2045196B2 (de) * 1970-09-12 1977-05-26 Siemens AG, 1000 Berlin und 8000 München Durchfluss-differentialrefraktormeter als detektor fuer die fluessigkeits-chromatographie
DD113634A1 (de) * 1974-05-30 1975-06-12
FR2298792A1 (fr) * 1975-01-22 1976-08-20 Anvar Refractometre differentiel perfectionne pour la chromatographie liquide
HU186895B (en) * 1981-07-06 1985-10-28 Mta Koezponti Kemiai Kutato In Method and device for differentiating dtecting in liquid-chromatography
US4455089A (en) * 1982-08-25 1984-06-19 Iowa State University Research Foundation, Inc. Refractive index and absorption detector for liquid chromatography based on Fabry-Perot interferometry
DE3414261A1 (de) * 1984-04-14 1985-10-24 Fa. Carl Zeiss, 7920 Heidenheim Interferenz-refraktometer

Also Published As

Publication number Publication date
FR2596526B1 (fr) 1989-06-09
DE239487T1 (de) 1990-04-12
EP0239487A3 (en) 1989-05-31
EP0239487A2 (de) 1987-09-30
EP0239487B1 (de) 1991-12-18
DE3775246D1 (de) 1992-01-30
US4787746A (en) 1988-11-29
FR2596526A1 (fr) 1987-10-02

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties