FR2289918A1 - Systeme perfectionne de controle de la conductivite - Google Patents

Systeme perfectionne de controle de la conductivite

Info

Publication number
FR2289918A1
FR2289918A1 FR7532274A FR7532274A FR2289918A1 FR 2289918 A1 FR2289918 A1 FR 2289918A1 FR 7532274 A FR7532274 A FR 7532274A FR 7532274 A FR7532274 A FR 7532274A FR 2289918 A1 FR2289918 A1 FR 2289918A1
Authority
FR
France
Prior art keywords
perfected
control system
conductivity control
conductivity
perfected conductivity
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Withdrawn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
FR7532274A
Other languages
English (en)
French (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.)
Baxter International Inc
Original Assignee
Baxter 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
Priority claimed from US05/547,319 external-priority patent/US3979665A/en
Priority claimed from US05/547,320 external-priority patent/US3953790A/en
Application filed by Baxter Laboratories Inc filed Critical Baxter Laboratories Inc
Publication of FR2289918A1 publication Critical patent/FR2289918A1/fr
Withdrawn legal-status Critical Current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
    • G01N27/04—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
    • G01N27/08—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid which is flowing continuously
    • G01N27/10—Investigation or analysis specially adapted for controlling or monitoring operations or for signalling

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)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
FR7532274A 1974-10-31 1975-10-22 Systeme perfectionne de controle de la conductivite Withdrawn FR2289918A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US51972974A 1974-10-31 1974-10-31
US05/547,319 US3979665A (en) 1975-02-05 1975-02-05 Conductivity monitoring system
US05/547,320 US3953790A (en) 1974-10-31 1975-02-05 Conductivity monitoring system

Publications (1)

Publication Number Publication Date
FR2289918A1 true FR2289918A1 (fr) 1976-05-28

Family

ID=27414736

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532274A Withdrawn FR2289918A1 (fr) 1974-10-31 1975-10-22 Systeme perfectionne de controle de la conductivite

Country Status (14)

Country Link
JP (1) JPS5167193A (it)
AR (1) AR207791A1 (it)
AU (1) AU8622375A (it)
BR (1) BR7507188A (it)
CH (1) CH600348A5 (it)
DE (1) DE2546553A1 (it)
DK (1) DK482875A (it)
FR (1) FR2289918A1 (it)
GB (1) GB1501890A (it)
IE (1) IE41733B1 (it)
IL (1) IL48202A (it)
IT (1) IT1045493B (it)
NL (1) NL7512811A (it)
SE (1) SE7512196L (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2537872A1 (de) * 1975-08-26 1977-03-03 Kieninger & Obergfell Drehpendel

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2297843B (en) * 1995-02-13 1998-08-12 Spirax Sarco Ltd Conductivity sensing apparatus
JP2006138737A (ja) * 2004-11-12 2006-06-01 Fanuc Ltd 比抵抗検出器及び比抵抗検出装置
DE102013108505A1 (de) * 2013-08-07 2015-03-05 Emitec Denmark A/S Verfahren zum Bestimmen der Qualität von Reduktionsmittel
WO2019068166A1 (en) * 2017-10-04 2019-04-11 Packers Plus Energy Services, Inc. ADVANCED INPUT FLOW CONTROL SYSTEM

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2537872A1 (de) * 1975-08-26 1977-03-03 Kieninger & Obergfell Drehpendel

Also Published As

Publication number Publication date
IL48202A0 (en) 1975-11-25
IT1045493B (it) 1980-05-10
AU8622375A (en) 1977-05-05
NL7512811A (nl) 1976-05-04
GB1501890A (en) 1978-02-22
CH600348A5 (it) 1978-06-15
DE2546553A1 (de) 1976-05-06
IL48202A (en) 1978-08-31
BR7507188A (pt) 1976-08-31
DK482875A (da) 1976-05-01
IE41733L (en) 1976-04-30
IE41733B1 (en) 1980-03-12
JPS5167193A (it) 1976-06-10
SE7512196L (sv) 1976-06-24
AR207791A1 (es) 1976-10-29

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse