JPS469920Y1 - - Google Patents
Info
- Publication number
- JPS469920Y1 JPS469920Y1 JP1966044985U JP4498566U JPS469920Y1 JP S469920 Y1 JPS469920 Y1 JP S469920Y1 JP 1966044985 U JP1966044985 U JP 1966044985U JP 4498566 U JP4498566 U JP 4498566U JP S469920 Y1 JPS469920 Y1 JP S469920Y1
- Authority
- JP
- Japan
- 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
- 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
- G01N27/025—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 a current being generated within the material by induction
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US467046A US3417329A (en) | 1965-06-25 | 1965-06-25 | Toroidal conductivity measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS469920Y1 true JPS469920Y1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-04-07 |
Family
ID=23854130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1966044985U Expired JPS469920Y1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1965-06-25 | 1966-05-16 |
Country Status (3)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3896373A (en) * | 1972-11-30 | 1975-07-22 | Stein Paul D | Method and apparatus for determining cross-sectional area of a blood conduit and volumetric flow therethrough |
| US3863148A (en) * | 1973-05-04 | 1975-01-28 | Des Cables Electr Systeme Bert | Method and apparatus for measuring the resistance, resistivity or the cross-sectional area of an electrical conductor such as a wire, cable or bar |
| US4491798A (en) * | 1981-12-21 | 1985-01-01 | Palmer James K | System for measuring conductivity of a liquid |
| GB2122759A (en) * | 1982-06-17 | 1984-01-18 | British Nuclear Fuels Ltd | Probe for measuring conductivity of a fluid |
| GB8408529D0 (en) * | 1984-04-03 | 1984-05-16 | Health Lab Service Board | Concentration of biological particles |
| US4821769A (en) * | 1986-11-12 | 1989-04-18 | Cd Medical Inc. | Valve monitor and method |
| GB8805488D0 (en) * | 1988-03-08 | 1988-04-07 | Health Lab Service Board | Measuring electrical impedance of low conductivity samples |
| US5120648A (en) * | 1988-05-26 | 1992-06-09 | Lim Technology Laboratories, Inc. | Chemical analyzer using rf radiation attenuation measurements |
| FR2806799B1 (fr) * | 2000-03-22 | 2002-06-21 | Schlumberger Services Petrol | Dispositifs de caracterisation d'un fluide polyphasique a phase conductrice continue |
| US7279903B2 (en) * | 2005-05-02 | 2007-10-09 | Invensys Systems, Inc. | Non-metallic flow-through electrodeless conductivity sensor with leak and temperature detection |
| US7405572B2 (en) * | 2005-05-02 | 2008-07-29 | Invensys Systems, Inc. | Non-metallic flow-through electrodeless conductivity sensor and leak detector |
| EP2990813B1 (en) * | 2013-04-17 | 2021-09-01 | Osaka University | Electric near-field probe, control system for same, and piezoelectric crystal detector |
| US10607772B2 (en) * | 2014-05-29 | 2020-03-31 | R-Water Llc | Conductivity and impedance sensor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2709785A (en) * | 1951-05-03 | 1955-05-31 | Robertshaw Fulton Controls Co | Measurement of conductivity of liquids |
-
1965
- 1965-06-25 US US467046A patent/US3417329A/en not_active Expired - Lifetime
-
1966
- 1966-05-09 GB GB20420/66A patent/GB1071229A/en not_active Expired
- 1966-05-16 JP JP1966044985U patent/JPS469920Y1/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1071229A (en) | 1967-06-07 |
| US3417329A (en) | 1968-12-17 |