DE69029162T2 - Gaschromatograph mit integrierter Drucksteuerung - Google Patents

Gaschromatograph mit integrierter Drucksteuerung

Info

Publication number
DE69029162T2
DE69029162T2 DE69029162T DE69029162T DE69029162T2 DE 69029162 T2 DE69029162 T2 DE 69029162T2 DE 69029162 T DE69029162 T DE 69029162T DE 69029162 T DE69029162 T DE 69029162T DE 69029162 T2 DE69029162 T2 DE 69029162T2
Authority
DE
Germany
Prior art keywords
pressure control
gas chromatograph
integrated pressure
integrated
chromatograph
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
DE69029162T
Other languages
English (en)
Other versions
DE69029162D1 (de
Inventor
Kenneth J Klein
John R Phillips
Lesley M Freed
Michael Thompson
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.)
Agilent Technologies 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23373750&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69029162(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69029162D1 publication Critical patent/DE69029162D1/de
Application granted granted Critical
Publication of DE69029162T2 publication Critical patent/DE69029162T2/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
    • G01N30/28—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
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/30—Control of physical parameters of the fluid carrier of temperature
    • G01N2030/3015—Control of physical parameters of the fluid carrier of temperature temperature gradients along column
    • 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
    • G01N30/10—Preparation using a splitter
    • 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
    • G01N30/86—Signal analysis
    • G01N30/8658—Optimising operation parameters
DE69029162T 1989-05-09 1990-03-21 Gaschromatograph mit integrierter Drucksteuerung Expired - Lifetime DE69029162T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/349,740 US4994096A (en) 1989-05-09 1989-05-09 Gas chromatograph having integrated pressure programmer

Publications (2)

Publication Number Publication Date
DE69029162D1 DE69029162D1 (de) 1997-01-02
DE69029162T2 true DE69029162T2 (de) 1997-05-28

Family

ID=23373750

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029162T Expired - Lifetime DE69029162T2 (de) 1989-05-09 1990-03-21 Gaschromatograph mit integrierter Drucksteuerung

Country Status (4)

Country Link
US (1) US4994096A (de)
EP (1) EP0396884B1 (de)
JP (1) JP2997293B2 (de)
DE (1) DE69029162T2 (de)

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DE10122702C2 (de) * 2001-05-10 2003-08-21 Infineon Technologies Ag Verfahren und Vorrichtung zum Erzeugen eines zweiten Signals mit einem auf einem zweiten Takt basierenden Takt aus einem ersten Signal mit einem ersten Takt

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EP0570707B1 (de) * 1992-05-18 1999-03-03 Hewlett-Packard Company Verfahren zur Berechnung der Betriebsparameter eines Gaschromatografens
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US5476000A (en) * 1994-03-31 1995-12-19 Hewlett-Packard Company Retention time stability in a gas chromatographic apparatus
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IT1274775B (it) * 1994-09-16 1997-07-24 Fisons Instr Spa Metodo e dispositivo per il controllo della portata di gas vettore in apparecchi gascromatografici
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US5642278A (en) * 1995-01-03 1997-06-24 Hewlett-Packard Co. Method and apparatus for temperature and pressure compensation of pneumatic manifolds
US5554540A (en) * 1995-01-19 1996-09-10 Hewlett-Packard Company Method and apparatus for preserving the sensitivity of a thermionic ionization detector
DE69622767T2 (de) * 1995-01-23 2003-04-03 Agilent Technologies Inc Strömungsmodulation zur Vereinfachung einer Detektorzündung
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US5542286A (en) * 1995-01-23 1996-08-06 Hewlett-Packard Company Method and apparatus for correcting flow and pressure sensor drift in a gas chromatograph
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US5760291A (en) * 1996-09-03 1998-06-02 Hewlett-Packard Co. Method and apparatus for mixing column effluent and make-up gas in an electron capture detector
US5767387A (en) * 1996-10-22 1998-06-16 Hewlett-Packard Co. Chromatograph having pneumatic detector
US5670707A (en) * 1996-11-01 1997-09-23 Varian Associates, Inc. Calibration method for a chromatography column
DE19649880B4 (de) * 1996-12-02 2004-07-15 Pfeiffer, Wolfdietrich Verfahren und Vorrichtung zur Charakterisierung und Steuerung, chromatographischer Trennungen
JP3543532B2 (ja) * 1997-01-30 2004-07-14 株式会社島津製作所 ガスクロマトグラフ装置
US6153438A (en) * 1997-04-30 2000-11-28 Hewlett-Packard Company Retention factor database
US5827946A (en) * 1997-04-30 1998-10-27 Hewlett-Packard Company Method for sample identification using a locked retention time database
US5939612A (en) * 1998-04-28 1999-08-17 Hewlett-Packard Company Retention time-locked spectral database for target analyte analysis
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US6036747A (en) * 1998-07-24 2000-03-14 Hewlett-Packard Company Column specific parameters for retention time locking in chromatography
US6063166A (en) * 1998-07-30 2000-05-16 Hewlett-Packard Company Chromatograph having a gas storage system
US6074461A (en) * 1998-07-30 2000-06-13 Hewlett-Packard Company Chromatograph having a gas recycling system
JP2003521688A (ja) * 2000-01-25 2003-07-15 ザ ステイト オブ オレゴン アクティング バイ アンド スルー ザ ステイト ボード オブ ハイヤー エデュケイション オン ビハーフ オブ ポートランド ステイト ユニヴァーシティ 分析用のサンプルを濃縮するための方法及び装置
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
US6494078B1 (en) * 2001-06-25 2002-12-17 Agilent Technologies, Inc. Retention-time locked comprehensive multidimensional gas chromatography
EP1275958A1 (de) * 2001-07-05 2003-01-15 Agilent Technologies, Inc. (a Delaware corporation) Verfahren zur Verringerung von Nulllinieninstabilitäten in flüssigchromatographischen Messungen und Flüssigchromatographievorrichtung
JP3902489B2 (ja) * 2002-03-04 2007-04-04 エフアイエス株式会社 ガスクロマトグラフ装置及び呼気成分分析装置
ITMI20022605A1 (it) * 2002-12-09 2004-06-10 Thermo Finnigan Italia S P A Metodo ed apparecchiatura per mantenere costanti i tempi di ritenzione nell'analisi gascromatografica.
CA2572733C (en) * 2004-07-26 2010-09-07 Perkinelmer Las, Inc. System for regulating fluid flowing through chromatographic column
JP4699520B2 (ja) * 2005-06-14 2011-06-15 パーキンエルマー・ヘルス・サイエンシズ・インコーポレーテッド クロマトグラフカラムを冷却する方法
US7384453B2 (en) * 2005-12-07 2008-06-10 Schlumberger Technology Corporation Self-contained chromatography system
US7950296B2 (en) * 2007-06-01 2011-05-31 Siemens Industry, Inc. Continuous flow sample introduction apparatus and method
US8141411B2 (en) * 2008-09-30 2012-03-27 Thermo Finnigan Llc Method for determining a low cylinder pressure condition for a gas chromatograph
JP5750051B2 (ja) * 2009-01-22 2015-07-15 コーネル ユニヴァーシティー 管腔の壁を通過する流れを制限するための方法および装置
US8343258B2 (en) 2010-03-30 2013-01-01 Agilent Technologies, Inc. Apparatus and method for controlling constant mass flow to gas chromatography column
WO2011147974A1 (en) * 2010-05-28 2011-12-01 Dsm Ip Assets B.V. Retention time locking for multi-dimensional gas chromatography
US9429499B2 (en) 2010-10-29 2016-08-30 Agilent Technologies, Inc. Methods, devices, and systems for controlling the rate of gas depressurization within a vial containing a gas sample
US8887586B2 (en) 2010-10-29 2014-11-18 Agilent Technologies, Inc. Head space sampling device and method for detecting leaks in same
EP2693981A4 (de) 2011-04-01 2015-07-01 Univ Cornell Verfahren und vorrichtung zur begrenzung des flusses durch eine öffnung in der seitenwand eines körperlumens und/oder zum verstärken einer schwachstelle in der seitenwand eines körperlumens bei gleichzeitiger aufrechterhaltung eines im wesentlichen normalen flusses durch das körperlumen
US8378293B1 (en) * 2011-09-09 2013-02-19 Agilent Technologies, Inc. In-situ conditioning in mass spectrometer systems
EP2763601B1 (de) 2011-10-07 2020-03-25 Cornell University Vorrichtung zur begrenzung des flusses durch eine öffnung in einem körperlumen unter beibehaltung des normalflusses
US20130189633A1 (en) * 2012-01-19 2013-07-25 General Electric Company Method for removing organic contaminants from boron containing powders by high temperature processing
ITTO20120459A1 (it) * 2012-05-25 2013-11-26 Eltek Spa Dispositivo di controllo per rubinetti di gas
JP6281441B2 (ja) * 2014-08-12 2018-02-21 横河電機株式会社 プロセスガスクロマトグラフ、および昇温槽の温度調整方法
US10580632B2 (en) 2017-12-18 2020-03-03 Agilent Technologies, Inc. In-situ conditioning in mass spectrometry systems
WO2023215633A1 (en) * 2022-05-06 2023-11-09 Brown University Extending the life of a system used for compound specific isotope analysis
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10122702C2 (de) * 2001-05-10 2003-08-21 Infineon Technologies Ag Verfahren und Vorrichtung zum Erzeugen eines zweiten Signals mit einem auf einem zweiten Takt basierenden Takt aus einem ersten Signal mit einem ersten Takt

Also Published As

Publication number Publication date
US4994096A (en) 1991-02-19
DE69029162D1 (de) 1997-01-02
JP2997293B2 (ja) 2000-01-11
JPH0318756A (ja) 1991-01-28
EP0396884A2 (de) 1990-11-14
EP0396884B1 (de) 1996-11-20
EP0396884A3 (de) 1992-10-28

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D.STAATES DELA

8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US