NO954348D0 - Instrument og sonde for måling av vannets ledningsevne - Google Patents
Instrument og sonde for måling av vannets ledningsevneInfo
- Publication number
- NO954348D0 NO954348D0 NO954348A NO954348A NO954348D0 NO 954348 D0 NO954348 D0 NO 954348D0 NO 954348 A NO954348 A NO 954348A NO 954348 A NO954348 A NO 954348A NO 954348 D0 NO954348 D0 NO 954348D0
- Authority
- NO
- Norway
- Prior art keywords
- probe
- instrument
- measuring water
- water conductivity
- conductivity
- Prior art date
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
- G01N27/023—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
-
- 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
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16194495A JP3558741B2 (ja) | 1995-06-28 | 1995-06-28 | 電気伝導度測定回路及び電気伝導度測定用プロ−ブ |
Publications (3)
Publication Number | Publication Date |
---|---|
NO954348D0 true NO954348D0 (no) | 1995-10-30 |
NO954348L NO954348L (no) | 1996-12-30 |
NO323850B1 NO323850B1 (no) | 2007-07-16 |
Family
ID=15745015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19954348A NO323850B1 (no) | 1995-06-28 | 1995-10-30 | Instrument og sonde for maling av vannets ledningsevne |
Country Status (5)
Country | Link |
---|---|
US (1) | US5767682A (no) |
JP (1) | JP3558741B2 (no) |
CA (1) | CA2161615C (no) |
GB (1) | GB2302737B (no) |
NO (1) | NO323850B1 (no) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6570176B1 (en) * | 1997-02-10 | 2003-05-27 | Woods Hole Oceanographic Institution | Low-cost, compact bathyphotometer |
EP1379859B1 (en) * | 2000-12-21 | 2006-03-22 | Shell Internationale Researchmaatschappij B.V. | Measuring a material property of an electrical conductive object |
US6603315B2 (en) * | 2001-01-30 | 2003-08-05 | Ifac Gmbh & Co. Kg | Measuring probe, measuring instrument and method for determining the physical stability of emulsions and dispersions |
JP2003227881A (ja) * | 2002-02-04 | 2003-08-15 | Tsurumi Seiki:Kk | 塩分測定機器及び塩分測定機能を備えた漂流ブイ |
CA2553882A1 (en) * | 2004-01-15 | 2005-07-28 | The University Of Southern Queensland | Method and apparatus for measuring electrical conductivity |
CA2598664A1 (en) * | 2005-02-21 | 2006-08-31 | University Of South Florida | Micro sensor system for liquid conductivity, temperature and depth |
DE102006025098B4 (de) * | 2006-05-19 | 2008-06-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sensor zur Ermittlung der elektrischen Leitfähigkeit flüssiger Medien und ein Verfahren zu seiner Herstellung |
CN101629923B (zh) * | 2008-07-14 | 2013-05-15 | 梅特勒-托利多仪器(上海)有限公司 | 电磁式溶液电导率的测量方法及装置 |
DE102009026403A1 (de) * | 2009-05-20 | 2010-11-25 | Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG | Induktive Leitfähigkeits-Messzelle und Verfahren zum Betreiben derselben |
DE102011102698A1 (de) * | 2011-05-20 | 2012-11-22 | Continental Automotive Gmbh | Vorratsbehälter für eine Flüssigkeit und Verfahren zum Messen der elektrischen Leitfähigkeit einer Flüssigkeit |
CN104502708A (zh) * | 2014-11-05 | 2015-04-08 | 贝兹维仪器(苏州)有限公司 | 一种电网极电阻率测量器 |
CN104502720A (zh) * | 2014-11-07 | 2015-04-08 | 贝兹维仪器(苏州)有限公司 | 一种用于测量电阻率的器件 |
PL3289342T3 (pl) * | 2015-04-27 | 2019-08-30 | Bitron S.P.A. | Urządzenie do wykrywania przewodności elektrycznej cieczy, w szczególności kąpieli czyszczącej w urządzeniu czyszczącym |
KR101885666B1 (ko) * | 2016-09-01 | 2018-08-06 | (주) 멀티패스 | Rf 신호를 이용한 비접촉 방식의 전도도 및 비전도체 유전율 특성변화 측정장치 |
WO2019155592A1 (ja) * | 2018-02-09 | 2019-08-15 | 株式会社島津製作所 | 電気伝導度検出器及びバックグランド減算信号の位相調整値を求めるための方法 |
JP7044680B2 (ja) * | 2018-10-15 | 2022-03-30 | Jfeアドバンテック株式会社 | 液質検出装置 |
US20230160846A1 (en) * | 2020-03-25 | 2023-05-25 | Japan Agency For Marine-Earth Science And Technology | Measurement cell for electric conductivity measuring instrument, and electric conductivity measuring instrument comprising same |
CN112526212A (zh) * | 2020-11-12 | 2021-03-19 | 山东科技大学 | 一种可补偿环境变化的电导率测量装置及测量方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3292077A (en) * | 1963-01-02 | 1966-12-13 | Schlumberger Well Surv Corp | Conductivity measuring system |
US3906353A (en) * | 1973-10-09 | 1975-09-16 | Westinghouse Electric Corp | Oscillator circuit for providing a conductivity ratio of sea water |
US4220920A (en) * | 1979-03-28 | 1980-09-02 | The Foxboro Company | Electrodeless conductivity measuring system |
US5157332A (en) * | 1989-10-13 | 1992-10-20 | The Foxboro Company | Three-toroid electrodeless conductivity cell |
US5268642A (en) * | 1990-10-31 | 1993-12-07 | Central Glass Company Limited | Method and apparatus for measuring electrical conductivity of liquid |
JPH04361168A (ja) * | 1991-06-08 | 1992-12-14 | Horiba Ltd | 電磁誘導式導電率計 |
JPH05188030A (ja) * | 1992-01-10 | 1993-07-27 | Tsurumi Seiki:Kk | 海洋デ−タ自動測定装置 |
US5455513A (en) * | 1993-12-07 | 1995-10-03 | Falmouth Scientific, Inc. | System for measuring properties of materials |
-
1995
- 1995-06-28 JP JP16194495A patent/JP3558741B2/ja not_active Expired - Lifetime
- 1995-10-20 US US08/546,409 patent/US5767682A/en not_active Expired - Lifetime
- 1995-10-25 GB GB9521880A patent/GB2302737B/en not_active Expired - Lifetime
- 1995-10-27 CA CA002161615A patent/CA2161615C/en not_active Expired - Lifetime
- 1995-10-30 NO NO19954348A patent/NO323850B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2302737A (en) | 1997-01-29 |
NO954348L (no) | 1996-12-30 |
NO323850B1 (no) | 2007-07-16 |
CA2161615C (en) | 1999-07-13 |
CA2161615A1 (en) | 1996-12-29 |
GB9521880D0 (en) | 1996-01-03 |
GB2302737B (en) | 1997-08-27 |
JP3558741B2 (ja) | 2004-08-25 |
JPH0915278A (ja) | 1997-01-17 |
US5767682A (en) | 1998-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK1K | Patent expired |