GB1456177A - Apparatus for measuring the electrical conductivity of a liquid - Google Patents
Apparatus for measuring the electrical conductivity of a liquidInfo
- Publication number
- GB1456177A GB1456177A GB1342175A GB1342175A GB1456177A GB 1456177 A GB1456177 A GB 1456177A GB 1342175 A GB1342175 A GB 1342175A GB 1342175 A GB1342175 A GB 1342175A GB 1456177 A GB1456177 A GB 1456177A
- Authority
- GB
- United Kingdom
- Prior art keywords
- measuring
- channels
- liquid
- induction
- base
- 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
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/22—Measuring resistance of fluids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Electrochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7412699A FR2266891B1 (US08197722-20120612-C00042.png) | 1974-04-05 | 1974-04-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1456177A true GB1456177A (en) | 1976-11-17 |
Family
ID=9137524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1342175A Expired GB1456177A (en) | 1974-04-05 | 1975-04-02 | Apparatus for measuring the electrical conductivity of a liquid |
Country Status (6)
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2122759A (en) * | 1982-06-17 | 1984-01-18 | British Nuclear Fuels Ltd | Probe for measuring conductivity of a fluid |
GB2191293A (en) * | 1986-05-30 | 1987-12-09 | Cobe Lab | Induction conductivity sensor |
EP2623532A1 (de) | 2012-01-31 | 2013-08-07 | Technische Fachhochschule Wildau | Polyurethan-Kompositwerkstoff und Verfahren zur Herstellung desselben |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4123701A (en) * | 1976-07-01 | 1978-10-31 | United States Surgical Corporation | Disposable sample card having a well with electrodes for testing a liquid sample |
US4740755A (en) * | 1986-05-30 | 1988-04-26 | Cobe Laboratories, Inc. | Remote conductivity sensor having transformer coupling in fluid flow path |
US5439467A (en) * | 1991-12-03 | 1995-08-08 | Vesica Medical, Inc. | Suture passer |
DE69319685T2 (de) * | 1992-09-30 | 1998-11-12 | Cobe Lab | Differentialleitungsfähigkeitsrückströmungsmonitor |
US5644240A (en) * | 1992-09-30 | 1997-07-01 | Cobe Laboratories, Inc. | Differential conductivity hemodynamic monitor |
US5631552A (en) * | 1992-09-30 | 1997-05-20 | Cobe Laboratories, Inc. | Hemodynamic monitor for detecting air bubbles |
US5591344A (en) * | 1995-02-13 | 1997-01-07 | Aksys, Ltd. | Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof |
US5959455A (en) * | 1997-10-06 | 1999-09-28 | Falmouth Scientific, Inc. | Fluid conductively sensor |
US6189388B1 (en) | 1997-11-12 | 2001-02-20 | Gambro, Inc. | Access flow monitoring using reversal of normal blood flow |
US6726647B1 (en) | 1998-10-23 | 2004-04-27 | Gambro Ab | Method and device for measuring access flow |
FR2836831B1 (fr) * | 2002-03-07 | 2004-06-25 | Centre Nat Rech Scient | Combinaison chimiotherapie et antisens de la dna demethylase |
WO2004067064A1 (en) | 2003-01-28 | 2004-08-12 | Gambro Lundia Ab | An apparatus and method for monitoring a vascular access of a patient |
EP1691862A1 (en) | 2003-11-20 | 2006-08-23 | Gambro Lundia AB | Method, apparatus and software program for measurement of a parameter relating to a heart-lung system of a mammal. |
EP1691885B1 (en) * | 2003-12-11 | 2014-04-02 | Gambro Lundia AB | Switching device and apparatus for controlling flow of a fluid |
US7078909B2 (en) * | 2003-12-12 | 2006-07-18 | Rosemount Analytical Inc. | Flow-through conductivity sensor |
US7744553B2 (en) | 2003-12-16 | 2010-06-29 | Baxter International Inc. | Medical fluid therapy flow control systems and methods |
ES2348407T3 (es) * | 2005-05-18 | 2010-12-03 | Gambro Lundia Ab | Aparato para controlar el flujo sanguineo en un circuito extracorporeo. |
US9410910B1 (en) | 2013-05-23 | 2016-08-09 | D-2 Inc. | Hybrid conductivity sensor |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2607223A (en) * | 1947-08-28 | 1952-08-19 | Bristol Company | Apparatus for measuring rate of fluid flow |
BE626240A (US08197722-20120612-C00042.png) * | 1961-12-19 | 1900-01-01 | ||
US3396331A (en) * | 1965-08-19 | 1968-08-06 | Beckman Instruments Inc | Method of and apparatus for measuring the electrical conductivity of a solution |
-
1974
- 1974-04-05 FR FR7412699A patent/FR2266891B1/fr not_active Expired
-
1975
- 1975-04-01 IT IT67840/75A patent/IT1032586B/it active
- 1975-04-02 GB GB1342175A patent/GB1456177A/en not_active Expired
- 1975-04-03 DE DE19752514621 patent/DE2514621A1/de active Pending
- 1975-04-04 JP JP50041123A patent/JPS50142091A/ja active Pending
- 1975-04-04 US US05/565,112 patent/US3980946A/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2122759A (en) * | 1982-06-17 | 1984-01-18 | British Nuclear Fuels Ltd | Probe for measuring conductivity of a fluid |
GB2191293A (en) * | 1986-05-30 | 1987-12-09 | Cobe Lab | Induction conductivity sensor |
GB2191293B (en) * | 1986-05-30 | 1990-10-17 | Cobe Lab | Remote conductivity sensor |
EP2623532A1 (de) | 2012-01-31 | 2013-08-07 | Technische Fachhochschule Wildau | Polyurethan-Kompositwerkstoff und Verfahren zur Herstellung desselben |
Also Published As
Publication number | Publication date |
---|---|
JPS50142091A (US08197722-20120612-C00042.png) | 1975-11-15 |
FR2266891B1 (US08197722-20120612-C00042.png) | 1978-11-17 |
DE2514621A1 (de) | 1975-10-09 |
US3980946A (en) | 1976-09-14 |
IT1032586B (it) | 1979-06-20 |
FR2266891A1 (US08197722-20120612-C00042.png) | 1975-10-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1456177A (en) | Apparatus for measuring the electrical conductivity of a liquid | |
JPS5283267A (en) | Method of testing conductivity by utilizing eddy current | |
GB1548908A (en) | Apparatus fortesting fuel injectors | |
FR1079188A (fr) | Système perfectionné pour l'intégration d'un signal électrique | |
SE424939B (sv) | Elektrisk apparat for testning av en elektrisk enhet | |
ES458432A1 (es) | Perfeccionamientos en equipos de medicion y mando para rec- tificadoras de interiores. | |
ZA762546B (en) | Continual quick service valve device with fast charging means | |
JPS5572657A (en) | Distributor | |
ES201703U (es) | Dispositivo de contacto para un aparato electrico de distribucion. | |
JPS5312373A (en) | Measuring apparatus for temperature difference | |
GB771934A (en) | Improvements in and relating to insulated electrical apparatus | |
ES402175A1 (es) | Un metodo y un dispositivo para establecer una conexion e- lectrica entre un par de miembros electricamente conducto- res. | |
JPS55125421A (en) | Thermocouple element | |
GB1535522A (en) | Process and apparatus for internal resistance heating of electrically conductive workpieces | |
GB1466121A (en) | Apparatuses for heating or annealing electrically conductive materials in elongated form | |
GB1037637A (en) | Improvement in apparatus for measuring the output achieved by a machine | |
ES37541U (es) | Célula eléctrica múltiple | |
FR1166601A (fr) | Organe de contact et de prise de courant, ou bague collectrice, pour machines électriques | |
CA492673A (en) | Apparatus for measuring electrical resistance | |
JPS5246877A (en) | Alarm device for temperature sensing resistor | |
ES38744U (es) | Canilla eléctrica individual | |
ES217860A1 (es) | Un aparato eléctrico con un cuerpo de material semiconductor | |
AU162197B2 (en) | Electrical conductivity testing apparatus | |
GB994270A (en) | A circuit arrangement for electrically grounding a charged fluid carrier | |
ES35182U (es) | Bastidor desmontable de resistencas eléctricas |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |