FR2239689A1 - - Google Patents

Info

Publication number
FR2239689A1
FR2239689A1 FR7424851A FR7424851A FR2239689A1 FR 2239689 A1 FR2239689 A1 FR 2239689A1 FR 7424851 A FR7424851 A FR 7424851A FR 7424851 A FR7424851 A FR 7424851A FR 2239689 A1 FR2239689 A1 FR 2239689A1
Authority
FR
France
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.)
Granted
Application number
FR7424851A
Other versions
FR2239689B3 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2239689A1 publication Critical patent/FR2239689A1/fr
Application granted granted Critical
Publication of FR2239689B3 publication Critical patent/FR2239689B3/fr
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/06—Measuring leads; Measuring probes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
FR7424851A 1973-08-03 1974-07-17 Expired FR2239689B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732339481 DE2339481C3 (de) 1973-08-03 1973-08-03 Elektrischer Meßfühler zur Verwendung in elektrisch leitenden Flüssigkeiten

Publications (2)

Publication Number Publication Date
FR2239689A1 true FR2239689A1 (fr) 1975-02-28
FR2239689B3 FR2239689B3 (fr) 1977-05-20

Family

ID=5888869

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7424851A Expired FR2239689B3 (fr) 1973-08-03 1974-07-17

Country Status (4)

Country Link
AT (1) AT346969B (fr)
DE (1) DE2339481C3 (fr)
FR (1) FR2239689B3 (fr)
GB (1) GB1465417A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422948A1 (fr) * 1978-01-11 1979-11-09 Environmental Sciences Ass Electrode, appareil et procede d'analyse electrochimique
FR2702584A1 (fr) * 1993-02-19 1994-09-16 Fluoroware Inc Dispositif de contrôle.
FR2717264A1 (fr) * 1993-02-19 1995-09-15 Fluoroware Inc Dispositif conducteur pour déterminer la présence d'un milieu liquide ou solide dans un milieu ambiant corrosif.

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32920E (en) * 1978-01-11 1989-05-09 Esa, Inc. Electrochemical testing system and method
US4233031A (en) 1978-12-11 1980-11-11 Environmental Sciences Associates, Inc. Electrochemical testing system and method
GB2136965A (en) * 1983-03-07 1984-09-26 Braude E Liquid level sensor
DE3326397A1 (de) * 1983-07-22 1985-01-31 Siemens AG, 1000 Berlin und 8000 München Messwertaufnehmer fuer leitfaehigkeit von elektrolyten
GB8701368D0 (en) * 1987-01-22 1987-02-25 Ecc Int Ltd Monitoring flocculation state of particles in suspension
DE3836712A1 (de) * 1988-10-28 1990-05-03 Volker Dipl Chem Genrich Grossflaechige und hochflexible sensormatte
JP2731240B2 (ja) * 1989-05-25 1998-03-25 富士重工業株式会社 オイルセンサ
GB2295019B (en) * 1993-02-19 1997-04-16 Fluoroware Inc Monitoring device
US6323659B1 (en) * 1998-04-29 2001-11-27 General Electric Company Material for improved sensitivity of stray field electrodes
US6250153B1 (en) 1998-07-06 2001-06-26 Sensor Measurement Technology Continuous, non-metallic, media sensors for corrosive environments
EP1987761B1 (fr) 2007-05-03 2019-10-23 F. Hoffmann-La Roche AG Capteur tubulaire destiné à la détection d'un analyte
CN102288258B (zh) * 2011-05-16 2012-12-05 青岛滩海工程咨询研究院 一种海洋潮位的远程实时自动监测系统及方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422948A1 (fr) * 1978-01-11 1979-11-09 Environmental Sciences Ass Electrode, appareil et procede d'analyse electrochimique
FR2702584A1 (fr) * 1993-02-19 1994-09-16 Fluoroware Inc Dispositif de contrôle.
FR2717264A1 (fr) * 1993-02-19 1995-09-15 Fluoroware Inc Dispositif conducteur pour déterminer la présence d'un milieu liquide ou solide dans un milieu ambiant corrosif.
BE1008563A3 (fr) * 1993-02-19 1996-06-04 Fluoroware Inc Dispositif de controle.

Also Published As

Publication number Publication date
DE2339481C3 (de) 1979-12-06
FR2239689B3 (fr) 1977-05-20
DE2339481A1 (de) 1975-03-06
AT346969B (de) 1978-12-11
DE2339481B2 (de) 1979-04-12
GB1465417A (en) 1977-02-23
ATA546574A (de) 1978-04-15

Similar Documents

Publication Publication Date Title
AR201758A1 (fr)
AU476761B2 (fr)
AR201235Q (fr)
AU474593B2 (fr)
AU474511B2 (fr)
AU474838B2 (fr)
AU471343B2 (fr)
AU465453B2 (fr)
FR2239689B3 (fr)
AU476714B2 (fr)
AU472848B2 (fr)
AU476696B2 (fr)
AU466283B2 (fr)
AR199451A1 (fr)
AU477823B2 (fr)
AU471461B2 (fr)
AR193950A1 (fr)
AU476873B1 (fr)
AR195311A1 (fr)
AR201432A1 (fr)
AU477824B2 (fr)
AR197627A1 (fr)
AR196382A1 (fr)
AU447540B2 (fr)
AR196123Q (fr)