FR2461933B1 - - Google Patents
Info
- Publication number
- FR2461933B1 FR2461933B1 FR8015309A FR8015309A FR2461933B1 FR 2461933 B1 FR2461933 B1 FR 2461933B1 FR 8015309 A FR8015309 A FR 8015309A FR 8015309 A FR8015309 A FR 8015309A FR 2461933 B1 FR2461933 B1 FR 2461933B1
- 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
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
-
- 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
- G01F23/02—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 gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792928718 DE2928718A1 (de) | 1979-07-16 | 1979-07-16 | Fuellstandsmesseinrichtung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2461933A1 FR2461933A1 (fr) | 1981-02-06 |
| FR2461933B1 true FR2461933B1 (ru) | 1984-12-14 |
Family
ID=6075864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8015309A Granted FR2461933A1 (fr) | 1979-07-16 | 1980-07-09 | Dispositif de mesure de niveau pour matieres contenues dans des reservoirs situes dans des chambres de protection interdites a la circulation du personnel, en particulier pour le traitement de combustibles nucleaires |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5618725A (ru) |
| BE (1) | BE883955A (ru) |
| DE (1) | DE2928718A1 (ru) |
| FR (1) | FR2461933A1 (ru) |
| GB (1) | GB2054895B (ru) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3411083C2 (de) * | 1984-03-26 | 1986-10-30 | BFW Ditschun GmbH Büro für Wärmemeßtechnik, 4800 Bielefeld | Vorrichtung zur Ablesung an Heizkostenverteilern |
| GB2205968A (en) * | 1987-06-15 | 1988-12-21 | Edward Loughran | Remote viewing optical fibre cable systems |
| GB8828761D0 (en) * | 1988-12-09 | 1989-01-18 | Seetru Ltd | Supplement to liquid level gauge adapted to close circuit television viewing |
| AU3597701A (en) * | 2000-01-31 | 2001-08-14 | Francisco J. Desa Pinto | Manual and electronic scales to measure volume of contents in liquor bottles |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3265584A (en) * | 1963-11-13 | 1966-08-09 | Richard C Cooper | Nuclear reactor viewing system |
| FR1446499A (fr) * | 1965-06-12 | 1966-07-22 | Dispositif optique pour mesures optiques éloignées dans une enceinte fermée, sous pression | |
| US3466928A (en) * | 1967-09-15 | 1969-09-16 | Gen Motors Corp | Fiber optic liquid level indicator |
| DE1964495A1 (de) * | 1969-12-23 | 1971-07-01 | Siemens Ag | Einrichtung zur Inspektion radioaktiver Komponenten unter Wasser |
| DE2154405A1 (de) * | 1970-10-28 | 1972-05-04 | East Bristol Eng Ltd | Vorrichtung zur Überwachung eines Flüssigkeitsspiegels |
| GB2012447A (en) * | 1977-12-06 | 1979-07-25 | Moskov Inzh I | Remote Viewing of Objects |
-
1979
- 1979-07-16 DE DE19792928718 patent/DE2928718A1/de not_active Ceased
-
1980
- 1980-06-23 BE BE0/201135A patent/BE883955A/fr not_active IP Right Cessation
- 1980-07-09 FR FR8015309A patent/FR2461933A1/fr active Granted
- 1980-07-15 GB GB8023105A patent/GB2054895B/en not_active Expired
- 1980-07-16 JP JP9743080A patent/JPS5618725A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5618725A (en) | 1981-02-21 |
| FR2461933A1 (fr) | 1981-02-06 |
| DE2928718A1 (de) | 1981-02-12 |
| GB2054895B (en) | 1983-06-08 |
| BE883955A (fr) | 1980-10-16 |
| GB2054895A (en) | 1981-02-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |