BE847215A - Sonde pour la mesure de la conductibilite et/ou de la concentration de solutions, - Google Patents

Sonde pour la mesure de la conductibilite et/ou de la concentration de solutions,

Info

Publication number
BE847215A
BE847215A BE171455A BE171455A BE847215A BE 847215 A BE847215 A BE 847215A BE 171455 A BE171455 A BE 171455A BE 171455 A BE171455 A BE 171455A BE 847215 A BE847215 A BE 847215A
Authority
BE
Belgium
Prior art keywords
conductibility
probe
solutions
concentration
measuring
Prior art date
Application number
BE171455A
Other languages
English (en)
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 filed Critical
Publication of BE847215A publication Critical patent/BE847215A/fr

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)
BE171455A 1975-10-13 1976-10-13 Sonde pour la mesure de la conductibilite et/ou de la concentration de solutions, BE847215A (fr)

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
BE847215A true BE847215A (fr) 1977-01-31

Family

ID=11312374

Family Applications (1)

Application Number Title Priority Date Filing Date
BE171455A BE847215A (fr) 1975-10-13 1976-10-13 Sonde pour la mesure de la conductibilite et/ou de la concentration de solutions,

Country Status (7)

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

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010823A1 (fr) * 1978-11-02 1980-05-14 Ahi Operations Limited Procédés et appareil pour mesurer la conductibilité électrique
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
US7022098B2 (en) 2002-04-10 2006-04-04 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
US7052480B2 (en) 2002-04-10 2006-05-30 Baxter International Inc. Access disconnection systems and methods
US20040254513A1 (en) 2002-04-10 2004-12-16 Sherwin Shang Conductive polymer materials and applications thereof including monitoring and providing effective therapy
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
US8287724B2 (en) * 2007-07-05 2012-10-16 Baxter International Inc. Dialysis fluid measurement systems using conductive contacts
US20090007642A1 (en) * 2007-07-05 2009-01-08 Baxter International Inc. Dialysis fluid measurement method and apparatus 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 (fr) * 2017-09-14 2019-03-21 Cst Corporation Limited Échantillon destiné à la mesure de la conductivité de béton frais

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
US4160946A (en) 1979-07-10
JPS5253497A (en) 1977-04-30
FR2328201A1 (fr) 1977-05-13
CH611030A5 (fr) 1979-05-15
DE2646017A1 (de) 1977-04-21
IT1048235B (it) 1980-11-20
DE2646017C2 (de) 1984-10-31
FR2328201B1 (fr) 1982-05-21

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SANDOZ S.A.

Effective date: 19901031