IT1048235B - Sonda per la misura della conducibilita e..o della concentrazione di soluzioni - Google Patents

Sonda per la misura della conducibilita e..o della concentrazione di soluzioni

Info

Publication number
IT1048235B
IT1048235B IT6955375A IT6955375A IT1048235B IT 1048235 B IT1048235 B IT 1048235B IT 6955375 A IT6955375 A IT 6955375A IT 6955375 A IT6955375 A IT 6955375A IT 1048235 B IT1048235 B IT 1048235B
Authority
IT
Italy
Prior art keywords
probe
conductivity
electrodes
solution
soln
Prior art date
Application number
IT6955375A
Other languages
English (en)
Original Assignee
Dasco Spa
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 by Dasco Spa filed Critical Dasco Spa
Priority to IT6955375A priority Critical patent/IT1048235B/it
Priority to FR7630641A priority patent/FR2328201A1/fr
Priority to DE2646017A priority patent/DE2646017C2/de
Priority to JP51121380A priority patent/JPS5253497A/ja
Priority to US05/731,668 priority patent/US4160946A/en
Priority to BE171455A priority patent/BE847215A/xx
Priority to CH1294976A priority patent/CH611030A5/xx
Application granted granted Critical
Publication of IT1048235B publication Critical patent/IT1048235B/it

Links

Classifications

    • 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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • 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

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)
IT6955375A 1975-10-13 1975-10-13 Sonda per la misura della conducibilita e..o della concentrazione di soluzioni IT1048235B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT6955375A IT1048235B (it) 1975-10-13 1975-10-13 Sonda per la misura della conducibilita e..o della concentrazione di soluzioni
FR7630641A FR2328201A1 (fr) 1975-10-13 1976-10-12 Sonde pour la mesure de la conductibilite et/ou de la concentration de solutions
DE2646017A DE2646017C2 (de) 1975-10-13 1976-10-12 Sonde zur Messung der Leitfähigkeit einer Lösung
JP51121380A JPS5253497A (en) 1975-10-13 1976-10-12 Measuring apparatus for specific electric conductivity of solution
US05/731,668 US4160946A (en) 1975-10-13 1976-10-13 Device for measuring conductivity of a solution
BE171455A BE847215A (fr) 1975-10-13 1976-10-13 Sonde pour la mesure de la conductibilite et/ou de la concentration de solutions,
CH1294976A CH611030A5 (it) 1975-10-13 1976-10-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6955375A IT1048235B (it) 1975-10-13 1975-10-13 Sonda per la misura della conducibilita e..o della concentrazione di soluzioni

Publications (1)

Publication Number Publication Date
IT1048235B true IT1048235B (it) 1980-11-20

Family

ID=11312374

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6955375A IT1048235B (it) 1975-10-13 1975-10-13 Sonda per la misura della conducibilita e..o della concentrazione di soluzioni

Country Status (7)

Country Link
US (1) US4160946A (it)
JP (1) JPS5253497A (it)
BE (1) BE847215A (it)
CH (1) CH611030A5 (it)
DE (1) DE2646017C2 (it)
FR (1) FR2328201A1 (it)
IT (1) IT1048235B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010823A1 (en) * 1978-11-02 1980-05-14 Ahi Operations Limited Methods of and apparatus for measuring electrical conductivity
US4482967A (en) * 1981-09-18 1984-11-13 Dionex Corporation Conductivity detector and method
US4496906A (en) * 1981-10-28 1985-01-29 Clack Corporation Liquid conductivity monitor
JPS59212748A (ja) * 1983-05-19 1984-12-01 Japan Steel Works Ltd:The 原油中の高濃度塩分測定方法
JPS60164256A (ja) * 1984-02-06 1985-08-27 Furuno Electric Co Ltd 海水の塩分濃度センサ−
FR2570827B1 (fr) * 1984-09-25 1987-11-20 Videocolor Appareil de controle de la concentration des produits de lavage de la dalle d'un tube de television en couleurs au cours de sa fabrication
DE3729031A1 (de) * 1987-08-31 1989-03-16 Ver Foerderung Inst Kunststoff Verfahren zur messung von dielektrischen materialeigenschaften
US5504430A (en) * 1994-06-29 1996-04-02 Andersson; Lars Method and apparatus of conductivity measurement
US20040254513A1 (en) 2002-04-10 2004-12-16 Sherwin Shang Conductive polymer materials and applications thereof including monitoring and providing effective therapy
US7022098B2 (en) 2002-04-10 2006-04-04 Baxter International Inc. Access disconnection systems and methods
US7052480B2 (en) 2002-04-10 2006-05-30 Baxter International Inc. Access disconnection systems and methods
US10155082B2 (en) * 2002-04-10 2018-12-18 Baxter International Inc. Enhanced signal detection for access disconnection systems
US7183779B2 (en) * 2004-12-28 2007-02-27 Spectrum Technologies, Inc. Soil probe device and method of making same
CN100339718C (zh) * 2005-06-24 2007-09-26 浙江大学 工作频率可调的液体电导测量装置
US20090007642A1 (en) * 2007-07-05 2009-01-08 Baxter International Inc. Dialysis fluid measurement method and apparatus using conductive contacts
US8287724B2 (en) * 2007-07-05 2012-10-16 Baxter International Inc. Dialysis fluid measurement systems using conductive contacts
US8114043B2 (en) 2008-07-25 2012-02-14 Baxter International Inc. Electromagnetic induction access disconnect sensor
CN103728498B (zh) * 2013-10-29 2015-12-02 高玉琴 一种电导率/频率转换电路
WO2019053502A1 (en) * 2017-09-14 2019-03-21 Cst Corporation Limited SAMPLE FOR MEASURING THE CONDUCTIVITY OF FRESH CONCRETE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3302102A (en) * 1962-08-27 1967-01-31 Melvin A Lace Portable apparatus for measuring conductivity of fluids
US3432418A (en) * 1965-07-19 1969-03-11 Phillips Petroleum Co Polarographic analyzer
FR1516699A (fr) * 1966-04-01 1968-03-08 Philips Nv Oscillateur sinusoïdal à variations linéaires
DE1541771A1 (de) * 1966-10-01 1970-01-08 Howaldtswerke Deutsche Werft Sonde zur elektrodenlosen Messung der Leitfaehigkeit von Fluessigkeiten mit einer Einrichtung zur Unterteilung des Gesamtmessbereiches in mehrere Teilbereiche
US3832629A (en) * 1973-01-26 1974-08-27 Adar Inc Battery condition indicator
US3906353A (en) * 1973-10-09 1975-09-16 Westinghouse Electric Corp Oscillator circuit for providing a conductivity ratio of sea water
US3922598A (en) * 1974-08-15 1975-11-25 Robert R Steuer Hematocrit measurements by electrical conductivity
US4004223A (en) * 1975-06-16 1977-01-18 Cohen Samuel G Audible resistance or voltage tester

Also Published As

Publication number Publication date
CH611030A5 (it) 1979-05-15
DE2646017A1 (de) 1977-04-21
US4160946A (en) 1979-07-10
FR2328201B1 (it) 1982-05-21
DE2646017C2 (de) 1984-10-31
BE847215A (fr) 1977-01-31
FR2328201A1 (fr) 1977-05-13
JPS5253497A (en) 1977-04-30

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