CA1023968A - Appareil pour injecter de petites quantites de liquide dans un fluide sous haute pression - Google Patents
Appareil pour injecter de petites quantites de liquide dans un fluide sous haute pressionInfo
- Publication number
- CA1023968A CA1023968A CA213,373A CA213373A CA1023968A CA 1023968 A CA1023968 A CA 1023968A CA 213373 A CA213373 A CA 213373A CA 1023968 A CA1023968 A CA 1023968A
- Authority
- CA
- Canada
- Prior art keywords
- high pressure
- pressure fluid
- fluid system
- liquid samples
- small liquid
- 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
Links
Classifications
-
- 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
- G01N35/1097—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 characterised by the valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
- F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
-
- 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
- G01N30/22—Injection in high pressure liquid systems
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Multiple-Way Valves (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US415727A US3916692A (en) | 1973-11-14 | 1973-11-14 | Novel injector mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1023968A true CA1023968A (fr) | 1978-01-10 |
Family
ID=23646932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA213,373A Expired CA1023968A (fr) | 1973-11-14 | 1974-11-08 | Appareil pour injecter de petites quantites de liquide dans un fluide sous haute pression |
Country Status (6)
Country | Link |
---|---|
US (1) | US3916692A (fr) |
JP (1) | JPS588745B2 (fr) |
CA (1) | CA1023968A (fr) |
DE (1) | DE2454046C2 (fr) |
FR (1) | FR2250943B1 (fr) |
GB (1) | GB1460390A (fr) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4059009A (en) * | 1976-09-10 | 1977-11-22 | Micromeritics Instrument Corporation | Liquid chromatography system |
SE414228B (sv) * | 1976-09-13 | 1980-07-14 | Bifok Ab | Sett att tillsetta prov till en kontinuerligt strommande berarlosning for automatisk analys samt anordning for genomforande av settet |
US4094196A (en) * | 1977-02-25 | 1978-06-13 | Waters Associates, Inc. | Sample injection with automatic cleaning of sampling conduit |
DE2813112A1 (de) * | 1978-03-25 | 1979-09-27 | Bosch Gmbh Robert | Membran und verfahren zur herstellung einer membran |
US4182184A (en) * | 1978-12-14 | 1980-01-08 | Rheodyne Incorporated | Sample injector |
US4242909A (en) * | 1979-04-19 | 1981-01-06 | Rheodyne Incorporated | Sample injector |
US4442217A (en) * | 1979-08-06 | 1984-04-10 | Imperial Chemical Industries Plc | Sample injection |
US4655095A (en) * | 1986-04-02 | 1987-04-07 | Millipore Corporation | Compound valve |
US4872353A (en) * | 1987-11-25 | 1989-10-10 | Micromeritics Instrument Corp. | Automatic sample feeder for suspended samples |
US5419208A (en) * | 1993-01-29 | 1995-05-30 | Upchurch Scientific, Inc. | Multiport selection valve |
US5739422A (en) * | 1995-12-19 | 1998-04-14 | Dionex Corporation | Multicycle loop injection for trace analysis by ion chromatography apparatus and method |
US6382035B1 (en) | 2001-04-02 | 2002-05-07 | Rheodyne, Lp | Multi-valving sample injection apparatus |
JP2003215118A (ja) | 2002-01-29 | 2003-07-30 | Shimadzu Corp | 液体クロマトグラフ用オートサンプラ |
EP1856501B1 (fr) * | 2005-01-31 | 2017-12-20 | Waters Technologies Corporation | Procédé et appareil destinés à une injection d'échantillon dans une chromatographie liquide |
US8881582B2 (en) | 2005-01-31 | 2014-11-11 | Waters Technologies Corporation | Method and apparatus for sample injection in liquid chromatography |
DE102009026640A1 (de) | 2009-06-02 | 2009-10-15 | Agilent Technologies Inc., Santa Clara | Rückspülung eines Sitzes für einen Probeninjektor |
DE102011075146A1 (de) | 2011-05-03 | 2012-11-08 | Legal Department, Ip Practice Group Agilent Technologies, Inc. | Kapillarende als sitz für einen probeninjektor |
DE102012217848A1 (de) | 2012-09-28 | 2014-04-03 | Agilent Technologies, Inc. - A Delaware Corporation - | Injektionsventil zur Steuerung der Probenzufuhr an zwei Probenmesseinrichtungen |
EP3008464B1 (fr) | 2013-06-14 | 2019-10-23 | Agilent Technologies, Inc. | Introduction d'échantillon de clhp à accouplement de réservoirs d'échantillonnage en parallèle entre un entraînement de phase mobile et une unité de séparation |
DE102013215065A1 (de) | 2013-07-31 | 2015-02-05 | Agilent Technologies Inc. | Fluidventil mit ringförmiger Kanalstruktur |
DE102014106551A1 (de) | 2014-05-09 | 2015-11-12 | Agilent Technologies, Inc. - A Delaware Corporation - | In Probentrennen integriertes Spülen unter Wiederverwenden geförderten Fluids als Spülfluid |
DE102014109551A1 (de) | 2014-07-08 | 2016-01-14 | Agilent Technologies, Inc. - A Delaware Corporation - | Injektor mit in analytischen Pfad wahlweise hinein- oder herausschaltbarer Dosierpumpe |
DE102017125486A1 (de) | 2017-10-30 | 2018-01-04 | Agilent Technologies, Inc. - A Delaware Corporation - | Injektor mit Fluidzuführung und Mobilphasenabführung |
DE102020133427A1 (de) | 2020-12-14 | 2022-06-15 | Agilent Technologies, Inc. - A Delaware Corporation - | Fluidisches Rotationsventil |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3166939A (en) * | 1961-09-25 | 1965-01-26 | Pan American Petroleum Corp | Sample valve |
US3205701A (en) * | 1961-11-07 | 1965-09-14 | Leeds & Northrup Co | Fluid analyzing systems |
CH447657A (de) * | 1964-06-01 | 1967-11-30 | Ceskoslovenska Akademie Ved | Einrichtung zum Dosieren von Proben in einem Druckkreislauf, insbesondere für die Kolonnenchromatographie |
CH489793A (de) * | 1968-04-09 | 1970-04-30 | Ceskoslovenska Akademie Ved | Einrichtung zum Einführen von Proben in chromatographische Säulen |
JPS5015151B1 (fr) * | 1970-12-16 | 1975-06-03 |
-
1973
- 1973-11-14 US US415727A patent/US3916692A/en not_active Expired - Lifetime
-
1974
- 1974-11-08 CA CA213,373A patent/CA1023968A/fr not_active Expired
- 1974-11-13 JP JP49130892A patent/JPS588745B2/ja not_active Expired
- 1974-11-13 FR FR7437487A patent/FR2250943B1/fr not_active Expired
- 1974-11-13 GB GB4919274A patent/GB1460390A/en not_active Expired
- 1974-11-14 DE DE2454046A patent/DE2454046C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3916692A (en) | 1975-11-04 |
FR2250943A1 (fr) | 1975-06-06 |
GB1460390A (en) | 1977-01-06 |
JPS588745B2 (ja) | 1983-02-17 |
JPS5085394A (fr) | 1975-07-09 |
DE2454046C2 (de) | 1984-10-04 |
DE2454046A1 (de) | 1975-05-15 |
FR2250943B1 (fr) | 1978-06-16 |
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