GB2486678B - Adaptive injection needle/seat configuration - Google Patents

Adaptive injection needle/seat configuration

Info

Publication number
GB2486678B
GB2486678B GB1021704.0A GB201021704A GB2486678B GB 2486678 B GB2486678 B GB 2486678B GB 201021704 A GB201021704 A GB 201021704A GB 2486678 B GB2486678 B GB 2486678B
Authority
GB
United Kingdom
Prior art keywords
injection needle
seat configuration
adaptive injection
adaptive
seat
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.)
Active
Application number
GB1021704.0A
Other versions
GB201021704D0 (en
GB2486678A (en
Inventor
Wagner Joachim-Richard
Ziegler Tony
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
Agilent Technologies Inc
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 Agilent Technologies Inc filed Critical Agilent Technologies Inc
Priority to GB1021704.0A priority Critical patent/GB2486678B/en
Publication of GB201021704D0 publication Critical patent/GB201021704D0/en
Publication of GB2486678A publication Critical patent/GB2486678A/en
Application granted granted Critical
Publication of GB2486678B publication Critical patent/GB2486678B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01N30/24—Automatic injection systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1081—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices characterised by the means for relatively moving the transfer device and the containers in an horizontal plane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/10—Selective adsorption, e.g. chromatography characterised by constructional or operational features
    • B01D15/14—Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the introduction of the feed to the apparatus
    • 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
    • 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
    • G01N30/18—Injection using a septum or microsyringe
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1095—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices for supplying the samples to flow-through analysers
    • 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
    • G01N30/18—Injection using a septum or microsyringe
    • G01N2030/185—Injection using a septum or microsyringe specially adapted to seal the inlet
GB1021704.0A 2010-12-22 2010-12-22 Adaptive injection needle/seat configuration Active GB2486678B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1021704.0A GB2486678B (en) 2010-12-22 2010-12-22 Adaptive injection needle/seat configuration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1021704.0A GB2486678B (en) 2010-12-22 2010-12-22 Adaptive injection needle/seat configuration

Publications (3)

Publication Number Publication Date
GB201021704D0 GB201021704D0 (en) 2011-02-02
GB2486678A GB2486678A (en) 2012-06-27
GB2486678B true GB2486678B (en) 2017-11-01

Family

ID=43598782

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1021704.0A Active GB2486678B (en) 2010-12-22 2010-12-22 Adaptive injection needle/seat configuration

Country Status (1)

Country Link
GB (1) GB2486678B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH709354A1 (en) * 2014-03-12 2015-09-15 Werner Döbelin HPLC injection unit and sample transfer procedures.
WO2016075503A1 (en) * 2014-11-10 2016-05-19 Agilent Technologies, Inc. Metering device with defined enabled flow direction
US11835496B2 (en) 2019-12-23 2023-12-05 Waters Technologies Corporation Sample metering and injection for liquid chromatography

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566698A (en) * 1969-10-23 1971-03-02 Hamilton Co Septumless inlet for chromatographs
US4374089A (en) * 1980-05-29 1983-02-15 Varian Associates, Inc. Chromatographic accessory incorporating injection switch assembly
EP0841564A1 (en) * 1996-11-11 1998-05-13 SGT Exploitatie B.V. Device for connecting a first duct of a very small diameter to a second duct and its use in gas chromatography
EP1275957A2 (en) * 2001-07-14 2003-01-15 Leap Technologies, Inc. Self-washing injection apparatus
US20070095158A1 (en) * 2005-10-28 2007-05-03 Shimadzu Corporation Automatic sampler
DE102008041863A1 (en) * 2008-09-08 2009-04-09 Agilent Technologies Inc., Santa Clara Needle seat for accommodating sampling needle in sample injection unit for fluid chromatography system, has conically tapering contact area formed in such manner that sampling needle with needle tip directly lies upon contact area
US20100326215A1 (en) * 2007-09-28 2010-12-30 Shimadzu Corporation Sample introduction method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566698A (en) * 1969-10-23 1971-03-02 Hamilton Co Septumless inlet for chromatographs
US4374089A (en) * 1980-05-29 1983-02-15 Varian Associates, Inc. Chromatographic accessory incorporating injection switch assembly
EP0841564A1 (en) * 1996-11-11 1998-05-13 SGT Exploitatie B.V. Device for connecting a first duct of a very small diameter to a second duct and its use in gas chromatography
EP1275957A2 (en) * 2001-07-14 2003-01-15 Leap Technologies, Inc. Self-washing injection apparatus
US20070095158A1 (en) * 2005-10-28 2007-05-03 Shimadzu Corporation Automatic sampler
US20100326215A1 (en) * 2007-09-28 2010-12-30 Shimadzu Corporation Sample introduction method
DE102008041863A1 (en) * 2008-09-08 2009-04-09 Agilent Technologies Inc., Santa Clara Needle seat for accommodating sampling needle in sample injection unit for fluid chromatography system, has conically tapering contact area formed in such manner that sampling needle with needle tip directly lies upon contact area

Also Published As

Publication number Publication date
GB201021704D0 (en) 2011-02-02
GB2486678A (en) 2012-06-27

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