JPS6421361U - - Google Patents

Info

Publication number
JPS6421361U
JPS6421361U JP1988028627U JP2862788U JPS6421361U JP S6421361 U JPS6421361 U JP S6421361U JP 1988028627 U JP1988028627 U JP 1988028627U JP 2862788 U JP2862788 U JP 2862788U JP S6421361 U JPS6421361 U JP S6421361U
Authority
JP
Japan
Prior art keywords
solvent
mixing ratio
variable
function generator
controls
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
JP1988028627U
Other languages
English (en)
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 filed Critical
Publication of JPS6421361U publication Critical patent/JPS6421361U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
    • G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
    • 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
    • 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
    • G01N30/34—Control of physical parameters of the fluid carrier of fluid composition, e.g. gradient

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Automation & Control Theory (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)

Description

【図面の簡単な説明】
第１図は本考案の液体クロマトグラフイーにお
ける溶剤混合比調整装置のブロツク図である。 １１，１３：溶剤収納容器、１５：ポンプ、２
３，２５：開閉弁、２７，２９：ステツプモータ
、３１：密度測定装置、３３：第１関数発生装置
、３５：第２関数発生装置、３７：引算回路、３
９：モータ制御回路。
補正 昭６３．３．１６ 考案の名称を次のように補正する。 考案の名称 液体クロマトグラフイーにおけ
る溶剤混合比調整装置 実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。
【実用新案登録請求の範囲】 (1) 流れ可変抵抗を有し、少なくとも２種類の
溶剤の各々に設けられる流出量可変装置と、前記
各流出量可変装置の出力溶剤を混合し、混合溶剤
を出力する混合装置と、前記混合溶剤の、異なる
前記各溶剤についての混合比の関数である密度を
測定する密度測定装置と、前記混合溶剤を液体ク
ロマトグラフのカラムに供給する単一のポンプ装
置と、前記密度測定装置に応答し、予め決められ
たエルーシヨン・グラジエントに対応する所与の
混合比関数にしたがつて前記ポンプ装置とは別に
前記可変抵抗を調整する制御装置とより成る液体
クロマトグラフイーにおける溶剤混合比調整装置
。 (2) 前記流出量可変装置はニードル弁であるこ
とを特徴とする特許請求の範囲第１項記載の液体
クロマトグラフイーにおける溶剤混合比調整装置
。
【図面の簡単な説明】 第１図は本考案の液体クロマトグラフイーにお
ける溶剤混合比調整装置のブロツク図である。 １１，１３：溶剤収納容器、１５：ポンプ、２
３，２５：開閉弁、２７，２９：ステツプモータ
、３１：密度測定装置、３３：第１関数発生装置
、３５：第２関数発生装置、３７：引算回路、３
９：モータ制御回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 少なくとも２種類の溶剤の流出量を制御す
    るために各溶剤に対して設けられ、流れ可変抵抗
    を有する流出量可変装置と、前記各流出量可変装
    置の出力溶剤を混合し混合液を作る混合装置と、
    前記混合液の密度を測定する密度測定装置と、前
    記密度測定装置の出力信号を受信して前記混合液
    における溶剤の混合比を示す出力信号を発生する
    第１関数発生器と、所望のエルーシヨン・グラジ
    エントに対応す混合比を示す出力信号を発生する
    第２関数発生器と、前記第１、第２関数発生器の
    出力信号に応答して前記流出量可変装置を制御し
    、各溶剤の流出量を制御する制御装置とより成る
    液体クロマトグラフイーにおける溶剤混合比調整
    装置。 (5) 前記流出量可変装置の前記流れ可変抵抗は
    ニードル弁であることを特徴とする特許請求の範
    囲第１項記載の液体クロマトグラフイーにおける
    溶剤混合比調整装置。
JP1988028627U 1979-02-10 1988-03-03 Pending JPS6421361U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2905160A DE2905160C2 (de) 1979-02-10 1979-02-10 Vorrichtung für die Erzeugung von Elutionsmittelgradienten in der Flüssigkeitschromatographie

Publications (1)

Publication Number Publication Date
JPS6421361U true JPS6421361U (ja) 1989-02-02

Family

ID=6062673

Family Applications (2)

Application Number Title Priority Date Filing Date
JP1456780A Pending JPS55107954A (en) 1979-02-10 1980-02-08 Solvent mixture ratio controller for liquid chromatograph
JP1988028627U Pending JPS6421361U (ja) 1979-02-10 1988-03-03

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP1456780A Pending JPS55107954A (en) 1979-02-10 1980-02-08 Solvent mixture ratio controller for liquid chromatograph

Country Status (3)

Country Link
US (1) US4239623A (ja)
JP (2) JPS55107954A (ja)
DE (1) DE2905160C2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014006065A (ja) * 2012-06-21 2014-01-16 Shimadzu Corp 移動相送液装置及び液体クロマトグラフ

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EP0087570A1 (en) * 1982-03-01 1983-09-07 The Perkin-Elmer Corporation Column injection apparatus
US4427298A (en) 1982-09-30 1984-01-24 E. I. Du Pont De Nemours And Company Method and system for accurately providing fluid blends
GB2150466B (en) * 1983-06-01 1986-11-12 Noel Carroll Overflow outlet for a cyclone separator
EP0231566A1 (en) * 1986-02-05 1987-08-12 Magnetopulse Ltd. Improvements in and relating to liquid chromatography
DE3442227A1 (de) * 1984-11-19 1986-05-28 Kernforschungsanlage Jülich GmbH, 5170 Jülich Verfahren und vorrichtung zur ionenchromatographischen bestimmung des spurengehalts von waessrigen proben
US5180487A (en) * 1987-09-25 1993-01-19 Nihon Bunko Kogyo Kabushiki Kaisha Pump apparatus for transferring a liquified gas used in a recycle chromatograph
US5074146B1 (en) * 1989-11-17 1998-06-09 Micromeritics Instr Corp Gas comparison pycnometer
US5750029A (en) * 1992-10-16 1998-05-12 Suprex Corporation Method and apparatus for determination of analyte concentration
JP2824443B2 (ja) * 1994-05-12 1998-11-11 ティ・エフ・シィ株式会社 分取用液体クロマトグラフィ装置
US6260407B1 (en) * 1998-04-03 2001-07-17 Symyx Technologies, Inc. High-temperature characterization of polymers
US20010048900A1 (en) * 2000-05-24 2001-12-06 Bardell Ronald L. Jet vortex mixer
JP4590750B2 (ja) * 2001-02-16 2010-12-01 株式会社島津製作所 送液装置及びその補正方法並びに液体クロマトグラフ
US6962658B2 (en) * 2003-05-20 2005-11-08 Eksigent Technologies, Llc Variable flow rate injector
US20060186028A1 (en) * 2004-02-06 2006-08-24 Micromass Uk Limited Mass spectrometer
US7507337B2 (en) * 2004-09-03 2009-03-24 Symyx Technologies, Inc. System and method for rapid chromatography with fluid temperature and mobile phase composition control
JP5070061B2 (ja) * 2005-01-21 2012-11-07 ウオーターズ・テクノロジーズ・コーポレイシヨン 可変抵抗流体コントローラ
JP4453589B2 (ja) * 2005-03-25 2010-04-21 株式会社島津製作所 移動相供給装置及びその移動相供給装置を用いた液体クロマトグラフ
WO2007030755A2 (en) * 2005-09-09 2007-03-15 Eksigent Technologies, Llc Variable flow rate system for column chromatography
US7624626B2 (en) * 2005-11-17 2009-12-01 Aim Research Co. Dynamic flow liquid chromatography
US20080092639A1 (en) * 2006-10-19 2008-04-24 Lee Dian Y Apparatus And Methods For Controlling Flow In Liquid Chromatography
DE102007050335A1 (de) 2007-10-18 2009-04-23 Bayer Technology Services Gmbh Anordnung und Verfahren zur Bereitstellung eines vorzugsweise zeitlich veränderlichen Flüssigkeitsgemisches
US8961783B2 (en) 2008-09-12 2015-02-24 Waters Technologies Corporation Apparatus and methods for preparative liquid chromatography
US10589239B2 (en) 2010-07-07 2020-03-17 Ge Healthcare Bio-Sciences Ab Fluid mixing in a disposable fluid processing system
JP5659969B2 (ja) * 2011-07-05 2015-01-28 株式会社島津製作所 低圧グラジエント装置
CN103703364B (zh) * 2011-07-15 2015-05-20 株式会社岛津制作所 液相色谱仪用控制装置以及控制方法
US10401334B2 (en) * 2011-07-15 2019-09-03 Shimadzu Corporation Control system and program for liquid chromatograph
JP6331484B2 (ja) * 2014-03-04 2018-05-30 株式会社島津製作所 液体クロマトグラフ制御装置及び液体クロマトグラフ制御方法
CN107003288B (zh) 2014-12-12 2020-07-28 通用电气健康护理生物科学股份公司 用于制备色谱法的溶液的系统
DE102018100779A1 (de) 2018-01-15 2018-03-01 Agilent Technologies, Inc. - A Delaware Corporation - Ermittlung und Korrektur einer Fluidzusammensetzung in Probentrenngerät
US11085905B2 (en) 2018-06-12 2021-08-10 Waters Technologies Corporation Techniques for monitoring chromatographic fluid flows

Citations (2)

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Publication number Priority date Publication date Assignee Title
JPS5033878A (ja) * 1973-07-25 1975-04-01
JPS5345156A (en) * 1976-10-05 1978-04-22 Mitsubishi Electric Corp Microwave oscillator

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US4032445A (en) * 1975-11-10 1977-06-28 Varian Associates Liquid chromatography pumping system with compensation means for liquid compressibility
US3985019A (en) * 1975-11-10 1976-10-12 Boehme Detlef R Liquid chromatography system with solvent proportioning
US4066879A (en) * 1976-06-21 1978-01-03 Milton Roy Company Means and method for controlling eluent gradient in liquid chromatography
US4128476A (en) * 1977-06-14 1978-12-05 Spectra-Physics, Inc. Carrier composition control for liquid chromatographic systems

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033878A (ja) * 1973-07-25 1975-04-01
JPS5345156A (en) * 1976-10-05 1978-04-22 Mitsubishi Electric Corp Microwave oscillator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014006065A (ja) * 2012-06-21 2014-01-16 Shimadzu Corp 移動相送液装置及び液体クロマトグラフ

Also Published As

Publication number Publication date
DE2905160C2 (de) 1981-01-08
US4239623A (en) 1980-12-16
JPS55107954A (en) 1980-08-19
DE2905160B1 (de) 1980-04-30

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