FR2649486A1 - Electrode composee a selectivite ionique de securite en cas de panne - Google Patents

Electrode composee a selectivite ionique de securite en cas de panne Download PDF

Info

Publication number
FR2649486A1
FR2649486A1 FR9008768A FR9008768A FR2649486A1 FR 2649486 A1 FR2649486 A1 FR 2649486A1 FR 9008768 A FR9008768 A FR 9008768A FR 9008768 A FR9008768 A FR 9008768A FR 2649486 A1 FR2649486 A1 FR 2649486A1
Authority
FR
France
Prior art keywords
electrode
compound electrode
output
safety
failure
Prior art date
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.)
Withdrawn
Application number
FR9008768A
Other languages
English (en)
French (fr)
Inventor
Mark David Kaganov
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.)
Terumo BCT Inc
Original Assignee
Cobe Laboratories Inc
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 Cobe Laboratories Inc filed Critical Cobe Laboratories Inc
Publication of FR2649486A1 publication Critical patent/FR2649486A1/fr
Withdrawn legal-status Critical Current

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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/4163—Systems checking the operation of, or calibrating, the measuring apparatus
    • G01N27/4165—Systems checking the operation of, or calibrating, the measuring apparatus for pH meters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Immunology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Emergency Alarm Devices (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR9008768A 1989-07-10 1990-07-10 Electrode composee a selectivite ionique de securite en cas de panne Withdrawn FR2649486A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37788789A 1989-07-10 1989-07-10

Publications (1)

Publication Number Publication Date
FR2649486A1 true FR2649486A1 (fr) 1991-01-11

Family

ID=23490917

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9008768A Withdrawn FR2649486A1 (fr) 1989-07-10 1990-07-10 Electrode composee a selectivite ionique de securite en cas de panne

Country Status (6)

Country Link
JP (1) JPH0346554A (it)
CA (1) CA2019728C (it)
DE (1) DE4021853C2 (it)
FR (1) FR2649486A1 (it)
GB (1) GB2233768B (it)
IT (1) IT1240484B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6148196B2 (ja) 2014-03-31 2017-06-14 株式会社クボタ 作業機の油圧システム

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3661748A (en) * 1970-04-07 1972-05-09 Instrumentation Labor Inc Fault sensing instrumentation
US4189367A (en) * 1978-10-19 1980-02-19 Leeds & Northrup Company Method for testing ion selective electrodes in continuous measuring systems
US4822456A (en) * 1987-06-05 1989-04-18 Bryan Avron I Ion measuring apparatus and monitoring system
US4900422A (en) * 1988-07-05 1990-02-13 Bryan Avron I System for monitoring and reporting the operability and calibration status of a dissolved oxygen sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4331198Y1 (it) * 1965-03-04 1968-12-18
JPS4838890B1 (it) * 1968-12-16 1973-11-20
GB1337544A (en) * 1969-12-19 1973-11-14 Ple Sey Co Ltd Fluid testing apparatus
GB1368823A (en) * 1972-05-10 1974-10-02 Activion Glass Ltd Ion-responsive electrodes
DE2706942A1 (de) * 1976-03-17 1977-09-29 Owens Illinois Inc Kombinationselektrode
US4039933A (en) * 1976-03-25 1977-08-02 Instrumentation Laboratory, Inc. Continuous calibration system and method for analytical instruments
JPS58178410A (ja) * 1982-04-14 1983-10-19 Fuji Electric Co Ltd 警報回路
DE3516018A1 (de) * 1985-05-02 1986-12-18 Holger 1000 Berlin Kruse Tragbares geraet zur feststellung der magenfunktion auf der grundlage der magensaeure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3661748A (en) * 1970-04-07 1972-05-09 Instrumentation Labor Inc Fault sensing instrumentation
US4189367A (en) * 1978-10-19 1980-02-19 Leeds & Northrup Company Method for testing ion selective electrodes in continuous measuring systems
US4822456A (en) * 1987-06-05 1989-04-18 Bryan Avron I Ion measuring apparatus and monitoring system
US4900422A (en) * 1988-07-05 1990-02-13 Bryan Avron I System for monitoring and reporting the operability and calibration status of a dissolved oxygen sensor

Also Published As

Publication number Publication date
CA2019728A1 (en) 1991-01-10
GB2233768A (en) 1991-01-16
GB2233768B (en) 1994-01-05
DE4021853C2 (de) 1995-03-09
JPH0346554A (ja) 1991-02-27
IT1240484B (it) 1993-12-17
CA2019728C (en) 1995-01-17
GB9015209D0 (en) 1990-08-29
IT9067507A0 (it) 1990-07-09
IT9067507A1 (it) 1992-01-09
DE4021853A1 (de) 1991-01-24

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