JPS5034265A - - Google Patents
Info
- Publication number
- JPS5034265A JPS5034265A JP6725674A JP6725674A JPS5034265A JP S5034265 A JPS5034265 A JP S5034265A JP 6725674 A JP6725674 A JP 6725674A JP 6725674 A JP6725674 A JP 6725674A JP S5034265 A JPS5034265 A JP S5034265A
- Authority
- JP
- Japan
- 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.)
- Pending
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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2845473 | 1973-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5034265A true JPS5034265A (en) | 1975-04-02 |
Family
ID=10275886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6725674A Pending JPS5034265A (en) | 1973-06-14 | 1974-06-14 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5034265A (en) |
| BE (1) | BE816366A (en) |
| DE (1) | DE2428364A1 (en) |
| FR (1) | FR2233608A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57178111A (en) * | 1981-03-09 | 1982-11-02 | Cise Spa | Microwave sensor for checking level of molten metal in continuous casting method |
| JPS61274209A (en) * | 1985-05-30 | 1986-12-04 | Furuno Electric Co Ltd | Apparatus for detecting omission of concrete |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4045727A (en) * | 1976-03-15 | 1977-08-30 | General Electric Company | Microwave proximity detector |
| GB2077545B (en) * | 1980-05-29 | 1984-03-07 | Hawker Siddeley Dynamics Eng | Level gauging systems using microwave radiation |
| EP0102102B1 (en) * | 1982-08-26 | 1987-05-13 | Shell Internationale Researchmaatschappij B.V. | A method and apparatus for tank gauging using diode lasers and optical fibres |
| JPH0448222A (en) * | 1990-06-18 | 1992-02-18 | Watanabe Kajirou | Method and device for level detection |
-
1974
- 1974-06-12 DE DE19742428364 patent/DE2428364A1/en active Pending
- 1974-06-14 FR FR7420698A patent/FR2233608A1/en not_active Withdrawn
- 1974-06-14 BE BE145451A patent/BE816366A/en unknown
- 1974-06-14 JP JP6725674A patent/JPS5034265A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57178111A (en) * | 1981-03-09 | 1982-11-02 | Cise Spa | Microwave sensor for checking level of molten metal in continuous casting method |
| JPS61274209A (en) * | 1985-05-30 | 1986-12-04 | Furuno Electric Co Ltd | Apparatus for detecting omission of concrete |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2233608A1 (en) | 1975-01-10 |
| DE2428364A1 (en) | 1975-01-16 |
| BE816366A (en) | 1974-12-16 |