FR2057302A5 - - Google Patents

Info

Publication number
FR2057302A5
FR2057302A5 FR6927550A FR6927550A FR2057302A5 FR 2057302 A5 FR2057302 A5 FR 2057302A5 FR 6927550 A FR6927550 A FR 6927550A FR 6927550 A FR6927550 A FR 6927550A FR 2057302 A5 FR2057302 A5 FR 2057302A5
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.)
Expired
Application number
FR6927550A
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Priority to FR6927550A priority Critical patent/FR2057302A5/fr
Priority to US58802A priority patent/US3656348A/en
Priority to NL7011189A priority patent/NL7011189A/xx
Priority to DE7029423U priority patent/DE7029423U/de
Priority to DE19702038868 priority patent/DE2038868A1/de
Application granted granted Critical
Publication of FR2057302A5 publication Critical patent/FR2057302A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/004—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces
    • G01L11/008—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces electrostatic or electromagnetic counterbalancing forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
    • G01F23/18—Indicating, recording or alarm devices actuated electrically
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Measuring Fluid Pressure (AREA)
FR6927550A 1969-08-11 1969-08-11 Expired FR2057302A5 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR6927550A FR2057302A5 (fr) 1969-08-11 1969-08-11
US58802A US3656348A (en) 1969-08-11 1970-07-28 Pressure measuring devices of the electrical counterbalancing force balance type
NL7011189A NL7011189A (fr) 1969-08-11 1970-07-29
DE7029423U DE7029423U (de) 1969-08-11 1970-08-05 Elektrischer druckwandler
DE19702038868 DE2038868A1 (de) 1969-08-11 1970-08-05 Elektrischer Druckwandler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6927550A FR2057302A5 (fr) 1969-08-11 1969-08-11

Publications (1)

Publication Number Publication Date
FR2057302A5 true FR2057302A5 (fr) 1971-05-21

Family

ID=9038900

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6927550A Expired FR2057302A5 (fr) 1969-08-11 1969-08-11

Country Status (4)

Country Link
US (1) US3656348A (fr)
DE (2) DE2038868A1 (fr)
FR (1) FR2057302A5 (fr)
NL (1) NL7011189A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308916A1 (fr) * 1975-04-24 1976-11-19 Fischer & Porter Co Transmetteur de niveau de liquide avec capteur a chambre de fluide hydraulique formee d'elements a coefficients de dilatation thermique differents

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999435A (en) * 1975-04-24 1976-12-28 Fischer & Porter Co. Differential pressure transmitter
DE2712846A1 (de) * 1976-03-24 1977-11-24 Ict Instr Inc Messumformer zum messen von druckunterschieden
CA1077294A (fr) * 1976-05-03 1980-05-13 Honeywell Inc. Transducteur de pression a sonde de pression simplifiee
US4414851A (en) * 1981-08-28 1983-11-15 Motorola, Inc. Gauge pressure sensor
FR2532752B1 (fr) * 1982-09-07 1987-01-16 Sedeme Dispositif de mesure de pression differentielle
DE3239927A1 (de) * 1982-10-28 1984-05-03 Porsche Ag Einrichtung zum steuern einer folgebetaetigung fuer eine doppelkupplung
DE19744208C1 (de) 1997-09-30 1998-12-03 Siemens Ag Verfahren zum Befüllen einer Meßkammer eines Druck- oder Druckdifferenz-Meßumformers mit einer Druckübertragungsflüssigkeit und Druck- oder Druckdifferenz-Meßumformer
ITMI20061722A1 (it) * 2006-09-08 2008-03-09 Abb Service Srl Dispositivo per il rilevamento di una variabile relativa ad un fluido di processo tramite misura differenziale
WO2009018432A1 (fr) * 2007-08-02 2009-02-05 Bristol, Inc. Procédé et appareil pour la détection électronique de profondeur et de niveau utilisant des capteurs de pression
US8051706B2 (en) * 2008-12-12 2011-11-08 Baker Hughes Incorporated Wide liquid temperature range fluids for pressure balancing in logging tools

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3342072A (en) * 1965-04-28 1967-09-19 Gen Electric Pressure-measuring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308916A1 (fr) * 1975-04-24 1976-11-19 Fischer & Porter Co Transmetteur de niveau de liquide avec capteur a chambre de fluide hydraulique formee d'elements a coefficients de dilatation thermique differents

Also Published As

Publication number Publication date
DE2038868A1 (de) 1971-02-25
NL7011189A (fr) 1971-02-15
DE7029423U (de) 1974-10-31
US3656348A (en) 1972-04-18

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Legal Events

Date Code Title Description
ST Notification of lapse