DE387408T1 - Trappingssystem. - Google Patents

Trappingssystem.

Info

Publication number
DE387408T1
DE387408T1 DE198989121726T DE89121726T DE387408T1 DE 387408 T1 DE387408 T1 DE 387408T1 DE 198989121726 T DE198989121726 T DE 198989121726T DE 89121726 T DE89121726 T DE 89121726T DE 387408 T1 DE387408 T1 DE 387408T1
Authority
DE
Germany
Prior art keywords
trapping system
trapping
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.)
Pending
Application number
DE198989121726T
Other languages
English (en)
Inventor
Mark A. Landenberg Pa Us Nickerson
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE387408T1 publication Critical patent/DE387408T1/de
Pending legal-status Critical Current

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
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/06—Preparation
    • G01N30/08—Preparation using an enricher
    • 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
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/06—Preparation
    • G01N30/08—Preparation using an enricher
    • G01N2030/085—Preparation using an enricher using absorbing precolumn
    • 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
    • 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
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/16—Injection
    • G01N30/20—Injection using a sampling valve
    • 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
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/32—Control of physical parameters of the fluid carrier of pressure or speed
DE198989121726T 1989-03-15 1989-11-24 Trappingssystem. Pending DE387408T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/324,353 US4892654A (en) 1989-03-15 1989-03-15 Trapping assembly

Publications (1)

Publication Number Publication Date
DE387408T1 true DE387408T1 (de) 1991-02-07

Family

ID=23263235

Family Applications (2)

Application Number Title Priority Date Filing Date
DE89121726T Expired - Fee Related DE68907587T2 (de) 1989-03-15 1989-11-24 Trappingssystem.
DE198989121726T Pending DE387408T1 (de) 1989-03-15 1989-11-24 Trappingssystem.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE89121726T Expired - Fee Related DE68907587T2 (de) 1989-03-15 1989-11-24 Trappingssystem.

Country Status (4)

Country Link
US (1) US4892654A (de)
EP (1) EP0387408B1 (de)
JP (1) JPH02280052A (de)
DE (2) DE68907587T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5009778A (en) * 1989-02-27 1991-04-23 Hewlett-Packard Company Axially-driven valve controlled fluid trapping assembly
US5178767A (en) * 1989-02-27 1993-01-12 Hewlett-Packard Company Axially-driven valve controlled trapping assembly
US5151178A (en) * 1989-02-27 1992-09-29 Hewlett-Packard Company Axially-driven valve controlled trapping assembly
US5240603A (en) * 1990-03-02 1993-08-31 Hewlett-Packard Company Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
US5322626A (en) * 1990-03-02 1994-06-21 Hewlett-Packard Company Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
US5094741A (en) * 1990-03-02 1992-03-10 Hewlett-Packard Company Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
US5614089A (en) * 1990-07-13 1997-03-25 Isco, Inc. Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography
US5205987A (en) * 1991-02-28 1993-04-27 Suprex Corporation Off-line supercritical fluid extraction collection system
US5395521A (en) * 1991-05-31 1995-03-07 Board Of Regents, The University Of Texas System Automated column equilibration, column loading, column washing and column elution
DE9114773U1 (de) * 1991-11-27 1992-02-20 Matschiner, Hermann, Prof. Dr., O-4050 Halle, De
US5750029A (en) * 1992-10-16 1998-05-12 Suprex Corporation Method and apparatus for determination of analyte concentration
EP0619751B1 (de) * 1992-10-16 2003-05-07 Suprex Corporation Automatisierte extrakion mittels eines superkritischen fluidum
DE69729828T2 (de) * 1996-02-29 2005-07-14 Varian, Inc., Palo Alto Zusammenschiebbare vorrichtung zur kompression von packungsmaterial in flüssigkeitschromatographiekolonnen und verfahren zu ihrer benutzung
US5667675A (en) * 1996-02-29 1997-09-16 Varian Associate, Inc. Collapsible apparatus for compressing packing material in liquid chromatography columns and methods of use
US5667676A (en) * 1996-05-01 1997-09-16 Alaska; Andrew B. Side-packed chromatographic column
US6413428B1 (en) * 1999-09-16 2002-07-02 Berger Instruments, Inc. Apparatus and method for preparative supercritical fluid chromatography
US6558540B2 (en) * 2000-06-26 2003-05-06 Berger Instruments, Inc. Exhaust gas collection system for supercritical fluid chromatography
US8215922B2 (en) 2008-06-24 2012-07-10 Aurora Sfc Systems, Inc. Compressible fluid pumping system for dynamically compensating compressible fluids over large pressure ranges
US9163618B2 (en) 2008-06-24 2015-10-20 Agilent Technologies, Inc. Automated conversion between SFC and HPLC
US20100102008A1 (en) * 2008-10-27 2010-04-29 Hedberg Herbert J Backpressure regulator for supercritical fluid chromatography
US8419936B2 (en) 2010-03-23 2013-04-16 Agilent Technologies, Inc. Low noise back pressure regulator for supercritical fluid chromatography
JP7144176B2 (ja) * 2018-04-13 2022-09-29 株式会社島津製作所 抽出物の回収方法および分析方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3510271A (en) * 1963-04-11 1970-05-05 Pharmacia Fine Chem Inc Chromatographic separation employing a gel bed
US3730002A (en) * 1969-06-24 1973-05-01 Varian Associates Sample introduction system for a fluid chromatograph
FR2219797B1 (de) * 1973-03-01 1978-03-03 Roussel Uclaf
JPS55147495A (en) * 1979-05-09 1980-11-17 Hitachi Ltd Butt welding method
IL60645A (en) * 1980-07-21 1984-02-29 Cais Michael Method and device for mass transfer and separation through selective barriers
US4500432A (en) * 1981-07-13 1985-02-19 Hewlett-Packard Company Automated sample concentrator for trace components
IL66551A (en) * 1982-08-15 1985-11-29 Cais Michael Method for moving-bed chromatography and device therefor
US4636315A (en) * 1982-12-09 1987-01-13 Research Triangle Institute Fluid separator apparatus and method
US4597866A (en) * 1983-12-02 1986-07-01 Groupe Industriel De Realisations Et Applications Chromatography apparatus
JPS62138753A (ja) * 1985-12-12 1987-06-22 Hitachi Ltd 液体クロマトグラフイによる分画・分取方法および装置

Also Published As

Publication number Publication date
JPH02280052A (ja) 1990-11-16
EP0387408A1 (de) 1990-09-19
DE68907587D1 (en) 1993-08-19
US4892654A (en) 1990-01-09
EP0387408B1 (de) 1993-07-14
DE68907587T2 (de) 1993-11-04

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