DE2559481A1 - Vorrichtung zum abmessen einer bestimmten menge einer substanz und zum selektiven eingeben der abgemessenen menge in einen fluessigkeitsstrom - Google Patents
Vorrichtung zum abmessen einer bestimmten menge einer substanz und zum selektiven eingeben der abgemessenen menge in einen fluessigkeitsstromInfo
- Publication number
- DE2559481A1 DE2559481A1 DE19752559481 DE2559481A DE2559481A1 DE 2559481 A1 DE2559481 A1 DE 2559481A1 DE 19752559481 DE19752559481 DE 19752559481 DE 2559481 A DE2559481 A DE 2559481A DE 2559481 A1 DE2559481 A1 DE 2559481A1
- Authority
- DE
- Germany
- Prior art keywords
- substance
- measuring
- liquid
- flow
- selectively entering
- 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
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
- G01N30/16—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
- G01N30/26—Conditioning of the fluid carrier; Flow patterns
- G01N30/28—Control of physical parameters of the fluid carrier
- G01N30/36—Control of physical parameters of the fluid carrier in high pressure liquid systems
-
- 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
- G01N2030/326—Control of physical parameters of the fluid carrier of pressure or speed pumps
-
- 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
- G01N30/44—Flow patterns using recycling of the fraction to be distributed
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)
- Control Of Positive-Displacement Pumps (AREA)
- Reciprocating Pumps (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/446,293 US3932067A (en) | 1974-02-27 | 1974-02-27 | Liquid chromatography apparatus and method |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2559481A1 true DE2559481A1 (de) | 1977-03-17 |
Family
ID=23772051
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2508572A Expired DE2508572C3 (de) | 1974-02-27 | 1975-02-27 | Pumpvorrichtung und Verfahren zum Fördern einer Flüssigkeit |
DE19752559482 Pending DE2559482A1 (de) | 1974-02-27 | 1975-02-27 | Fluessigkeits-chromatographiesystem |
DE19752559481 Pending DE2559481A1 (de) | 1974-02-27 | 1975-02-27 | Vorrichtung zum abmessen einer bestimmten menge einer substanz und zum selektiven eingeben der abgemessenen menge in einen fluessigkeitsstrom |
DE19752559485 Pending DE2559485A1 (de) | 1974-02-27 | 1975-02-27 | Vorrichtung zum messen der optischen dichte einer fluessigkeitsprobe |
DE19752559484 Pending DE2559484A1 (de) | 1974-02-27 | 1975-02-27 | Signalunterbrechungsschaltung |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2508572A Expired DE2508572C3 (de) | 1974-02-27 | 1975-02-27 | Pumpvorrichtung und Verfahren zum Fördern einer Flüssigkeit |
DE19752559482 Pending DE2559482A1 (de) | 1974-02-27 | 1975-02-27 | Fluessigkeits-chromatographiesystem |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19752559485 Pending DE2559485A1 (de) | 1974-02-27 | 1975-02-27 | Vorrichtung zum messen der optischen dichte einer fluessigkeitsprobe |
DE19752559484 Pending DE2559484A1 (de) | 1974-02-27 | 1975-02-27 | Signalunterbrechungsschaltung |
Country Status (6)
Country | Link |
---|---|
US (1) | US3932067A (de) |
JP (1) | JPS50119304A (de) |
CA (1) | CA1027826A (de) |
DE (5) | DE2508572C3 (de) |
FR (1) | FR2280900A1 (de) |
GB (2) | GB1505522A (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4076458A (en) * | 1975-05-07 | 1978-02-28 | Whittaker Corporation | Automatic pump speed controller |
US4066536A (en) * | 1976-08-09 | 1978-01-03 | Micromeritics Instrument Corporation | Particle size separation by suspension flow in an unobstructed passageway |
USRE31608E (en) * | 1977-01-21 | 1984-06-19 | Altex Scientific, Inc. | Fluid pump mechanism |
USRE31586E (en) * | 1977-01-21 | 1984-05-15 | Altex Scientific, Inc. | Liquid chromatography pump |
DE2922689A1 (de) * | 1978-06-07 | 1979-12-13 | Magnussen Jun | Pumpvorrichtung |
FR2445902A1 (fr) * | 1979-01-02 | 1980-08-01 | Magnussen Haakon Jun | Ensemble de pompage a surcompression pour chromatographie en phase liquide |
US4312835A (en) * | 1980-04-21 | 1982-01-26 | American Cyanamid Company | Thermal control means for liquid chromatograph samples |
JPS5910064U (ja) * | 1982-06-29 | 1984-01-21 | 株式会社島津製作所 | 液体クロマトグラフの送液装置 |
EP0385026A3 (de) * | 1989-03-03 | 1991-09-18 | Spectra-Physics, Inc. | Verfahren und Vorrichtung zum Verdünnen |
US4991428A (en) * | 1989-09-25 | 1991-02-12 | Heyde H Paul | Ion chromatography method for low concentrations |
DE4016760A1 (de) * | 1990-05-25 | 1991-11-28 | Merck Patent Gmbh | Chromatographieanlagen |
US6712587B2 (en) * | 2001-12-21 | 2004-03-30 | Waters Investments Limited | Hydraulic amplifier pump for use in ultrahigh pressure liquid chromatography |
EP1584478A3 (de) * | 2004-04-09 | 2007-08-29 | Seiko Epson Corporation | Druckpumpe, Flüssigkeitsausstossvorrichtung und Verfahren zur Steuerung einer Druckpumpe |
US7204264B2 (en) * | 2004-04-21 | 2007-04-17 | Waters Investments Ltd. | High pressure capillary micro-fluidic valve device and a method of fabricating same |
WO2012006464A2 (en) * | 2010-07-07 | 2012-01-12 | Ironstone Separations, Inc. | Pulsation dampener |
WO2012099763A1 (en) * | 2011-01-19 | 2012-07-26 | Waters Technologies Corporation | Gradient systems and methods |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2660955A (en) * | 1950-06-27 | 1953-12-01 | Hydropress Inc | Hydraulic machine |
BE636278A (de) * | 1962-08-17 | |||
GB1041514A (en) * | 1964-04-28 | 1966-09-07 | Distillers Co Yeast Ltd | Improvements in or relating to fluid sampling valves |
BE668234A (de) * | 1964-08-25 | |||
GB1227159A (de) * | 1968-11-18 | 1971-04-07 | ||
GB1382083A (en) * | 1971-03-22 | 1975-01-29 | Tokyo Heat Treating | Fluid control apparatus |
US3773438A (en) * | 1971-04-29 | 1973-11-20 | Kelsey Hayes Co | Well stimulation apparatus and method |
US3855515A (en) * | 1972-03-06 | 1974-12-17 | Waters Associates Inc | Motor control circuit |
-
1974
- 1974-02-27 US US05/446,293 patent/US3932067A/en not_active Expired - Lifetime
-
1975
- 1975-02-13 CA CA220,018A patent/CA1027826A/en not_active Expired
- 1975-02-18 GB GB47319/77A patent/GB1505522A/en not_active Expired
- 1975-02-18 GB GB6796/75A patent/GB1505521A/en not_active Expired
- 1975-02-26 JP JP50022948A patent/JPS50119304A/ja active Pending
- 1975-02-27 DE DE2508572A patent/DE2508572C3/de not_active Expired
- 1975-02-27 DE DE19752559482 patent/DE2559482A1/de active Pending
- 1975-02-27 DE DE19752559481 patent/DE2559481A1/de active Pending
- 1975-02-27 DE DE19752559485 patent/DE2559485A1/de active Pending
- 1975-02-27 DE DE19752559484 patent/DE2559484A1/de active Pending
- 1975-02-27 FR FR7506193A patent/FR2280900A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2280900A1 (fr) | 1976-02-27 |
DE2559482A1 (de) | 1977-03-17 |
JPS50119304A (de) | 1975-09-18 |
US3932067A (en) | 1976-01-13 |
GB1505521A (en) | 1978-03-30 |
DE2508572B2 (de) | 1978-07-13 |
DE2559485A1 (de) | 1977-03-17 |
GB1505522A (en) | 1978-03-30 |
DE2508572C3 (de) | 1979-03-15 |
DE2508572A1 (de) | 1975-12-18 |
DE2559484A1 (de) | 1977-04-07 |
CA1027826A (en) | 1978-03-14 |
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