DE69730312D1 - Gerät und verfahren zur überkritischen flüssigkeitsextraktion - Google Patents

Gerät und verfahren zur überkritischen flüssigkeitsextraktion

Info

Publication number
DE69730312D1
DE69730312D1 DE69730312T DE69730312T DE69730312D1 DE 69730312 D1 DE69730312 D1 DE 69730312D1 DE 69730312 T DE69730312 T DE 69730312T DE 69730312 T DE69730312 T DE 69730312T DE 69730312 D1 DE69730312 D1 DE 69730312D1
Authority
DE
Germany
Prior art keywords
liquid extraction
supercritical liquid
fluid
analysis
cell
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69730312T
Other languages
English (en)
Other versions
DE69730312T2 (de
Inventor
Edward Ramsey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRITICAL SOLUTIONS TECHNOLOGY
Original Assignee
CRITICAL SOLUTIONS TECHNOLOGY
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 CRITICAL SOLUTIONS TECHNOLOGY filed Critical CRITICAL SOLUTIONS TECHNOLOGY
Application granted granted Critical
Publication of DE69730312D1 publication Critical patent/DE69730312D1/de
Publication of DE69730312T2 publication Critical patent/DE69730312T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/34—Purifying; Cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
    • B01D11/0407—Solvent extraction of solutions which are liquid with a supercritical fluid the supercritical fluid acting as solvent for the solute
    • 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
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/21—Hydrocarbon
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/25375—Liberation or purification of sample or separation of material from a sample [e.g., filtering, centrifuging, etc.]
    • Y10T436/255—Liberation or purification of sample or separation of material from a sample [e.g., filtering, centrifuging, etc.] including use of a solid sorbent, semipermeable membrane, or liquid extraction

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Measurement Of Radiation (AREA)
  • Sampling And Sample Adjustment (AREA)
DE69730312T 1996-01-08 1997-01-08 Gerät und Verfahren zur überkritischen Fluidextraktion Expired - Fee Related DE69730312T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9600461.9A GB9600461D0 (en) 1996-01-08 1996-01-08 Analytical apparatus
GB9600461 1996-01-08
PCT/GB1997/000047 WO1997025610A1 (en) 1996-01-08 1997-01-08 Analytical apparatus

Publications (2)

Publication Number Publication Date
DE69730312D1 true DE69730312D1 (de) 2004-09-23
DE69730312T2 DE69730312T2 (de) 2005-09-08

Family

ID=10786842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69730312T Expired - Fee Related DE69730312T2 (de) 1996-01-08 1997-01-08 Gerät und Verfahren zur überkritischen Fluidextraktion

Country Status (10)

Country Link
US (1) US6168955B1 (de)
EP (1) EP0873507B1 (de)
JP (1) JP2000506605A (de)
AT (1) ATE274182T1 (de)
AU (1) AU1314997A (de)
DE (1) DE69730312T2 (de)
DK (1) DK0873507T3 (de)
ES (1) ES2227664T3 (de)
GB (1) GB9600461D0 (de)
WO (1) WO1997025610A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0227643D0 (en) * 2002-11-26 2003-01-08 U G C S Ltd Analytical apparatus
AU2003285516A1 (en) * 2002-11-26 2004-06-18 Critical Solutions Technology Limited Analytical method and apparatus
JP2005200442A (ja) * 2004-01-13 2005-07-28 Jasco Corp 潤滑油精製方法及びその装置
CN102426156A (zh) * 2011-11-22 2012-04-25 江苏大学 松花粉超临界萃取物中总黄酮含量的测定方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0429159Y2 (de) * 1988-06-21 1992-07-15
US5116508A (en) * 1990-02-23 1992-05-26 Suprex Corp. Supercritical fluid extraction from liquids
US5271903A (en) * 1990-10-02 1993-12-21 Dionex Corporation Supercritical fluid extraction restrictor and collection system
FR2679032B1 (fr) * 1991-07-10 1993-11-12 Anjou Recherche Gie Procede et dispositifs de detection infrarouge de pollution en milieu aqueux.
US5777726A (en) * 1992-05-12 1998-07-07 Raytheon Company Spectrophotometric supercritical fluid contamination monitor

Also Published As

Publication number Publication date
AU1314997A (en) 1997-08-01
JP2000506605A (ja) 2000-05-30
GB9600461D0 (en) 1996-03-13
DE69730312T2 (de) 2005-09-08
ES2227664T3 (es) 2005-04-01
DK0873507T3 (da) 2005-01-03
US6168955B1 (en) 2001-01-02
ATE274182T1 (de) 2004-09-15
EP0873507A1 (de) 1998-10-28
EP0873507B1 (de) 2004-08-18
WO1997025610A1 (en) 1997-07-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee