FR1480871A - Method and apparatus for monitoring the level of a material in a container - Google Patents

Method and apparatus for monitoring the level of a material in a container

Info

Publication number
FR1480871A
FR1480871A FR62678A FR62678A FR1480871A FR 1480871 A FR1480871 A FR 1480871A FR 62678 A FR62678 A FR 62678A FR 62678 A FR62678 A FR 62678A FR 1480871 A FR1480871 A FR 1480871A
Authority
FR
France
Prior art keywords
monitoring
container
level
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.)
Expired
Application number
FR62678A
Other languages
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.)
Pneumatic Scale Corp
Original Assignee
Pneumatic Scale Corp
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 Pneumatic Scale Corp filed Critical Pneumatic Scale Corp
Priority to FR62678A priority Critical patent/FR1480871A/en
Application granted granted Critical
Publication of FR1480871A publication Critical patent/FR1480871A/en
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
FR62678A 1966-05-24 1966-05-24 Method and apparatus for monitoring the level of a material in a container Expired FR1480871A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR62678A FR1480871A (en) 1966-05-24 1966-05-24 Method and apparatus for monitoring the level of a material in a container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR62678A FR1480871A (en) 1966-05-24 1966-05-24 Method and apparatus for monitoring the level of a material in a container

Publications (1)

Publication Number Publication Date
FR1480871A true FR1480871A (en) 1967-05-12

Family

ID=8609274

Family Applications (1)

Application Number Title Priority Date Filing Date
FR62678A Expired FR1480871A (en) 1966-05-24 1966-05-24 Method and apparatus for monitoring the level of a material in a container

Country Status (1)

Country Link
FR (1) FR1480871A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482290A1 (en) * 1980-05-09 1981-11-13 Poncet Pierre Automatic height control of metal in mould during continuous casting - where projector lamp and camera contg. photoelectric cells are used to form image of metal in mould

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482290A1 (en) * 1980-05-09 1981-11-13 Poncet Pierre Automatic height control of metal in mould during continuous casting - where projector lamp and camera contg. photoelectric cells are used to form image of metal in mould

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