DE69738921D1 - Rückspülsystem für Gaschromatographie - Google Patents

Rückspülsystem für Gaschromatographie

Info

Publication number
DE69738921D1
DE69738921D1 DE69738921T DE69738921T DE69738921D1 DE 69738921 D1 DE69738921 D1 DE 69738921D1 DE 69738921 T DE69738921 T DE 69738921T DE 69738921 T DE69738921 T DE 69738921T DE 69738921 D1 DE69738921 D1 DE 69738921D1
Authority
DE
Germany
Prior art keywords
gas chromatography
backwashing system
backwashing
chromatography
gas
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 - Lifetime
Application number
DE69738921T
Other languages
English (en)
Inventor
Andrew Tipler
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.)
PerkinElmer Health Sciences Inc
Original Assignee
Perkin Elmer Corp
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 Perkin Elmer Corp filed Critical Perkin Elmer Corp
Application granted granted Critical
Publication of DE69738921D1 publication Critical patent/DE69738921D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/38—Flow patterns
    • G01N30/40—Flow patterns using back flushing
    • 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
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/38—Flow patterns
    • G01N2030/382—Flow patterns flow switching in a single column
    • G01N2030/383—Flow patterns flow switching in a single column by using auxiliary fluid
    • 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
    • G01N30/38—Flow patterns
    • G01N30/40—Flow patterns using back flushing
    • G01N2030/402—Flow patterns using back flushing purging a device
    • 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
    • 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
    • G01N30/38—Flow patterns
    • G01N30/46—Flow patterns using more than one column
    • G01N30/461—Flow patterns using more than one column with serial coupling of separation columns
    • 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
    • G01N30/86—Signal analysis
    • G01N30/8658—Optimising operation parameters
DE69738921T 1996-09-13 1997-09-09 Rückspülsystem für Gaschromatographie Expired - Lifetime DE69738921D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2603096P 1996-09-13 1996-09-13
US08/851,789 US5933357A (en) 1996-09-13 1997-05-06 Backflushing system for gas chromatography

Publications (1)

Publication Number Publication Date
DE69738921D1 true DE69738921D1 (de) 2008-10-02

Family

ID=26700629

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69738921T Expired - Lifetime DE69738921D1 (de) 1996-09-13 1997-09-09 Rückspülsystem für Gaschromatographie

Country Status (4)

Country Link
US (1) US5933357A (de)
EP (1) EP0829717B1 (de)
JP (1) JP3987608B2 (de)
DE (1) DE69738921D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6952945B2 (en) * 2000-01-25 2005-10-11 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for concentrating samples for analysis
US7257987B2 (en) 2000-01-25 2007-08-21 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for sample analysis
US6497138B1 (en) * 2000-10-18 2002-12-24 Agilent Technologies, Inc., Multilayered gas chromatograph
US6968729B1 (en) * 2004-02-27 2005-11-29 Uop Llc Method and apparatus for expediting analysis of samples
FR2908187B1 (fr) * 2006-11-08 2010-09-17 Topnir Systems Procede pour injecter, de maniere automatisee, un echantillon dans une cellule d'un appareil d'analyse et dispositif pour sa mise en oeuvre
CA2725537C (en) * 2008-05-27 2016-07-19 Perkinelmer Health Sciences, Inc. Chromatography systems and methods using them
EP2411782B1 (de) * 2009-03-24 2019-01-30 PerkinElmer Health Sciences, Inc. Saugfähige vorrichtung mit langen diffusionspfaden und verfahren zu ihrer verwendung
US7862716B2 (en) * 2009-04-13 2011-01-04 Sielc Technologies Corporation HPLC schematic with integrated sample cleaning system
US8388736B2 (en) * 2009-10-02 2013-03-05 Perkinelmer Health Sciences, Inc. Sorbent devices and methods of using them
EP2315021B1 (de) * 2009-10-21 2017-12-06 Bruker Daltonik GmbH Gaschromatographie mit Umgebungsdruckstabilitätsregelung
US8733152B2 (en) 2010-01-19 2014-05-27 Bio-Rad Laboratories, Inc. Automated analyzer with low-pressure in-line filtration
CN203786091U (zh) 2010-06-14 2014-08-20 魄金莱默保健科学有限公司 用于调制色谱系统中流体流量的系统和装置
EP2618913B1 (de) * 2010-09-22 2019-07-03 PerkinElmer Health Sciences, Inc. Rückspülungsverfahren und -vorrichtungen für chromatographiezwecke
US8549894B2 (en) 2010-11-23 2013-10-08 Bruker Chemical Analysis Bv Gas chromatography with ambient pressure stability control
WO2017004010A1 (en) 2015-06-30 2017-01-05 Perkinelmer Health Sciences, Inc. Chromatography systems with mobile phase generators
WO2018069959A1 (ja) * 2016-10-11 2018-04-19 株式会社島津製作所 ガスクロマトグラフ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1184320B (it) * 1985-02-21 1987-10-28 Erba Strumentazione Procedimento e dispositivo per l'iniezione diretta in colonna di campioni contenenti composti alto bollenti e/o mediovolatili
FR2599152B1 (fr) * 1986-05-22 1989-07-28 Flopetrol Procede et appareil d'analyse chromatographique, en particulier pour liquides petroliers
US4960444A (en) * 1989-09-26 1990-10-02 The Dow Chemical Company Method for the determination of organic acids in an aqueous sample by; gas chromatography
US5109710A (en) * 1990-06-21 1992-05-05 Southwest Research Institute Direct filter injection system for gas chromatographs
US5242471A (en) * 1992-05-22 1993-09-07 The Dow Chemical Company Coupling capillary gas chromatography to traditional liquid chromatography detectors
JPH06148158A (ja) * 1992-11-11 1994-05-27 Yamatake Honeywell Co Ltd バックフラッシュ時間の設定方法

Also Published As

Publication number Publication date
JPH10142209A (ja) 1998-05-29
EP0829717B1 (de) 2008-08-20
US5933357A (en) 1999-08-03
EP0829717A2 (de) 1998-03-18
JP3987608B2 (ja) 2007-10-10
EP0829717A3 (de) 1998-04-08

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PERKIN ELMER LAS, INC., WALTHAM, MASS., US

8364 No opposition during term of opposition