FR2137308B1 - - Google Patents
Info
- Publication number
- FR2137308B1 FR2137308B1 FR7117955A FR7117955A FR2137308B1 FR 2137308 B1 FR2137308 B1 FR 2137308B1 FR 7117955 A FR7117955 A FR 7117955A FR 7117955 A FR7117955 A FR 7117955A FR 2137308 B1 FR2137308 B1 FR 2137308B1
- Authority
- FR
- France
- 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
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/001—Control of flow ratio with discontinuous action
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
- G01N2001/382—Diluting, dispersing or mixing samples using pistons of different sections
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Sampling And Sample Adjustment (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7117955A FR2137308B1 (fr) | 1971-05-18 | 1971-05-18 | |
CH614572A CH533463A (de) | 1971-05-18 | 1972-04-25 | Vorrichtung zum Verdünnen von flüssigen Proben |
IT23988/72A IT955247B (it) | 1971-05-18 | 1972-05-05 | Dispositivo per diluire campioni liquidi |
NL7206198A NL7206198A (fr) | 1971-05-18 | 1972-05-08 | |
US00252640A US3810720A (en) | 1971-05-18 | 1972-05-12 | Apparatus for transferring liquids |
BE783569A BE783569A (fr) | 1971-05-18 | 1972-05-17 | Appareil pour l'adjonction de liquides en quantites dosees |
DE19722224385 DE2224385A1 (de) | 1971-05-18 | 1972-05-18 | Vorrichtung zum Verdünnen von flüssigen Proben |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7117955A FR2137308B1 (fr) | 1971-05-18 | 1971-05-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2137308A1 FR2137308A1 (fr) | 1972-12-29 |
FR2137308B1 true FR2137308B1 (fr) | 1975-01-17 |
Family
ID=9077236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7117955A Expired FR2137308B1 (fr) | 1971-05-18 | 1971-05-18 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3810720A (fr) |
BE (1) | BE783569A (fr) |
CH (1) | CH533463A (fr) |
DE (1) | DE2224385A1 (fr) |
FR (1) | FR2137308B1 (fr) |
IT (1) | IT955247B (fr) |
NL (1) | NL7206198A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3963148A (en) * | 1974-01-10 | 1976-06-15 | Coulter Electronics, Inc. | Apparatus for drawing, measuring and discharging proportional amounts of fluid |
US3955930A (en) * | 1975-04-07 | 1976-05-11 | Justin Joel Shapiro | Automatic dilutor having coupled diluent and reagent plungers |
GB1558931A (en) * | 1976-06-03 | 1980-01-09 | Brand Fa Rudolf | Diluting and pipetting apparatus |
US4269327A (en) * | 1978-05-24 | 1981-05-26 | Welch Henry H | Device for carrying out high precision dilutions and dosages of liquids, particularly biological liquids |
US4976546A (en) * | 1989-05-12 | 1990-12-11 | Beattie Lewis J | Two component fluid mixing and dispensing system |
FR2815719B1 (fr) * | 2000-10-24 | 2003-01-17 | Junior Instruments | Dispositif de pipetage automatique avec rincage |
FR2836400B1 (fr) * | 2002-02-25 | 2004-07-09 | Junior Instruments | Dispositif de pipetage automatique de precision |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL50293C (fr) * | 1936-12-21 | 1941-05-15 | ||
US2815149A (en) * | 1954-07-20 | 1957-12-03 | Avery Hardoll Ltd | Apparatus for dispensing liquids |
US2922379A (en) * | 1957-06-06 | 1960-01-26 | Eugene L Schultz | Heart action multi-line pump constructions |
US3144831A (en) * | 1961-07-13 | 1964-08-18 | Beckman Instruments Inc | Fluid gradient engine |
US3230887A (en) * | 1962-10-29 | 1966-01-25 | Beckman Instruments Inc | Even flow apparatus and method for fluid gradient engines and the like |
US3359910A (en) * | 1965-06-10 | 1967-12-26 | Little Inc A | Apparatus for programming fluid flow |
FR1475725A (fr) * | 1966-01-07 | 1967-04-07 | Coultronics France S A | Appareil pour la préparation de mélanges liquides |
US3484207A (en) * | 1967-05-22 | 1969-12-16 | American Optical Corp | Liquid sampling-pipetting method and apparatus |
US3401839A (en) * | 1967-05-29 | 1968-09-17 | Honeywell Inc | Liquid sampling and dispensing device |
US3575161A (en) * | 1968-03-07 | 1971-04-20 | Seymour B London | Valve for biological systems |
US3572130A (en) * | 1969-08-27 | 1971-03-23 | Nat Instr Lab Inc | Liquid sample pick-up and dispensing apparatus |
-
1971
- 1971-05-18 FR FR7117955A patent/FR2137308B1/fr not_active Expired
-
1972
- 1972-04-25 CH CH614572A patent/CH533463A/de not_active IP Right Cessation
- 1972-05-05 IT IT23988/72A patent/IT955247B/it active
- 1972-05-08 NL NL7206198A patent/NL7206198A/xx not_active Application Discontinuation
- 1972-05-12 US US00252640A patent/US3810720A/en not_active Expired - Lifetime
- 1972-05-17 BE BE783569A patent/BE783569A/fr unknown
- 1972-05-18 DE DE19722224385 patent/DE2224385A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
IT955247B (it) | 1973-09-29 |
US3810720A (en) | 1974-05-14 |
NL7206198A (fr) | 1972-11-21 |
BE783569A (fr) | 1972-11-17 |
CH533463A (de) | 1973-02-15 |
DE2224385A1 (de) | 1972-11-30 |
FR2137308A1 (fr) | 1972-12-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |