FR2213487A1 - - Google Patents

Info

Publication number
FR2213487A1
FR2213487A1 FR7239401A FR7239401A FR2213487A1 FR 2213487 A1 FR2213487 A1 FR 2213487A1 FR 7239401 A FR7239401 A FR 7239401A FR 7239401 A FR7239401 A FR 7239401A FR 2213487 A1 FR2213487 A1 FR 2213487A1
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
FR7239401A
Other versions
FR2213487B1 (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.)
BP PLC
Original Assignee
BP PLC
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 BP PLC filed Critical BP PLC
Priority to FR7239401A priority Critical patent/FR2213487B1/fr
Priority to GB4989073A priority patent/GB1443991A/en
Priority to DE19732355097 priority patent/DE2355097A1/de
Priority to NL7315172A priority patent/NL7315172A/xx
Priority to US413497A priority patent/US3864577A/en
Priority to BE137504A priority patent/BE807028A/fr
Publication of FR2213487A1 publication Critical patent/FR2213487A1/fr
Application granted granted Critical
Publication of FR2213487B1 publication Critical patent/FR2213487B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01F23/22—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
    • G01F23/2924—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms for several discrete levels, e.g. with more than one light-conducting sensing element
FR7239401A 1972-11-07 1972-11-07 Expired FR2213487B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7239401A FR2213487B1 (fr) 1972-11-07 1972-11-07
GB4989073A GB1443991A (en) 1972-11-07 1973-10-26 Liquid level monitor
DE19732355097 DE2355097A1 (de) 1972-11-07 1973-11-03 Ueberwachungseinrichtung
NL7315172A NL7315172A (fr) 1972-11-07 1973-11-06
US413497A US3864577A (en) 1972-11-07 1973-11-07 Tank filling monitor
BE137504A BE807028A (fr) 1972-11-07 1973-11-07 Dispositif de controle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7239401A FR2213487B1 (fr) 1972-11-07 1972-11-07

Publications (2)

Publication Number Publication Date
FR2213487A1 true FR2213487A1 (fr) 1974-08-02
FR2213487B1 FR2213487B1 (fr) 1975-03-14

Family

ID=9106773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7239401A Expired FR2213487B1 (fr) 1972-11-07 1972-11-07

Country Status (6)

Country Link
US (1) US3864577A (fr)
BE (1) BE807028A (fr)
DE (1) DE2355097A1 (fr)
FR (1) FR2213487B1 (fr)
GB (1) GB1443991A (fr)
NL (1) NL7315172A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0124415A1 (fr) * 1983-04-22 1984-11-07 Electricite De France Sonde optique

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069838A (en) * 1976-05-26 1978-01-24 Sun Oil Company Of Pennsylvania Fiber optic liquid level sensor
GB2108471B (en) * 1981-08-20 1985-05-15 Tokyo Tatsuno Kk Apparatus for dispensing liquids
DE3246340A1 (de) * 1982-12-15 1984-06-20 Westfälische Metall Industrie KG Hueck & Co, 4780 Lippstadt Vorrichtung zur messung und ueberwachung des fuellstandes eines fluessigkeitsbehaelters
DE3247659A1 (de) * 1982-12-23 1984-06-28 Wolfgang Dr. 7000 Stuttgart Ruhrmann Optischer sensor
DE3302089C2 (de) * 1983-01-22 1986-04-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Vorrichtung zur Messung der optischen Brechzahl von Flüssigkeiten
GB8310096D0 (en) * 1983-04-14 1983-05-18 Chiltern Glass Fibres Ltd Control of liquid stock
DE3417023A1 (de) * 1984-05-09 1985-11-21 Wolfgang Dr. 7000 Stuttgart Ruhrmann Sensor zum messen des fuellstandes einer fluessigkeit
DE3710488C2 (de) * 1987-03-30 1996-09-26 F & G Hochspannungsgeraete Gmb Gasmeldeeinrichtung für ölgefüllte Hochspannungsgeräte
DE3938742C2 (de) * 1989-11-23 1997-10-23 Gok Gmbh & Co Kg Vorrichtung zur redundanten Überfüllsicherung
DE4028883A1 (de) * 1990-09-12 1992-03-19 Rheinhuette Gmbh & Co Verfahren und einrichtung zur anzeige eines ungewoehnlichen betriebszustandes einer maschine oder betriebseinrichtung, insbesondere leckanzeige bzw. leckmelder
US5743135A (en) * 1993-08-27 1998-04-28 Vlsi Technology, Inc. Optical-fiber liquid-level monitor
US5534708A (en) * 1993-12-15 1996-07-09 Simmonds Precision Products Inc. Optical fuel/air/water sensor and detector circuit
US5399876A (en) * 1994-03-03 1995-03-21 Simmonds Precision Products, Inc. Optical point level sensor with lens
US5880480A (en) * 1996-03-13 1999-03-09 Simmonds Precision Products, Inc. Optical liquid level sensor including built-in test circuitry
US6014076A (en) * 1996-12-31 2000-01-11 Global Tech, Inc. Apparatus and method for achieving intrinsic safety using conventional sensors
US5785100A (en) * 1997-02-14 1998-07-28 Vickers, Incorporated Liquid level detection system
US6050656A (en) * 1997-10-23 2000-04-18 University Of North Carolina At Charlotte Optical based opacity and flow monitoring system and method of monitoring opacity and flow
US6868861B2 (en) * 2001-11-06 2005-03-22 Credence Engineering, Inc. Level control system for sheet casting process
SE528026C2 (sv) * 2002-03-26 2006-08-08 Identic Ab Mertod och system för spillfri tankning samt metod och anordning för nivådetektering vid tankning
US6668645B1 (en) 2002-06-18 2003-12-30 Ti Group Automotive Systems, L.L.C. Optical fuel level sensor
US20070264602A1 (en) * 2006-01-26 2007-11-15 Frenette Henry E Vapor fuel combustion system
US20070169759A1 (en) * 2006-01-26 2007-07-26 Frenette Henry E Vapor fuel combustion system
BR112013031666B1 (pt) 2011-06-07 2022-08-23 Measurement Specialties, Inc. Método para determinar em uma amostra uma concentração de um primeiro fluido em um segundo fluido e sistema para determinar em uma amostra uma concentração de um perímetro fluido em um segundo fluido
US9657938B2 (en) 2014-02-07 2017-05-23 Eugene R. Frenette Fuel combustion system
WO2016160037A1 (fr) 2015-04-03 2016-10-06 Frenette Eugene R Système de combustion de combustible

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1593760A (fr) * 1967-11-30 1970-06-01

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2807976A (en) * 1955-10-11 1957-10-01 Electron Machine Corp Refractometer
AT267898B (de) * 1966-05-20 1969-01-27 Hectronic Ag Automatische Sicherungseinrichtung gegen Überfüllen einer Tankanlage mit einer Flüssigkeit
FR1568072A (fr) * 1968-01-24 1969-05-23

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1593760A (fr) * 1967-11-30 1970-06-01

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0124415A1 (fr) * 1983-04-22 1984-11-07 Electricite De France Sonde optique
WO1984004384A1 (fr) * 1983-04-22 1984-11-08 Electricite De France Sonde optique
US4713552A (en) * 1983-04-22 1987-12-15 Electricite De France (Service National) Optical probe

Also Published As

Publication number Publication date
NL7315172A (fr) 1974-05-09
FR2213487B1 (fr) 1975-03-14
US3864577A (en) 1975-02-04
GB1443991A (en) 1976-07-28
DE2355097A1 (de) 1974-05-16
BE807028A (fr) 1974-05-07

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