NL6709933A - - Google Patents
Info
- Publication number
- NL6709933A NL6709933A NL6709933A NL6709933A NL6709933A NL 6709933 A NL6709933 A NL 6709933A NL 6709933 A NL6709933 A NL 6709933A NL 6709933 A NL6709933 A NL 6709933A NL 6709933 A NL6709933 A NL 6709933A
- Authority
- NL
- Netherlands
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
- G01F23/296—Acoustic waves
- G01F23/2961—Acoustic waves 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
- G01F23/22—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
-
- 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
- G01F23/296—Acoustic waves
- G01F23/2965—Measuring attenuation of transmitted waves
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US56585466A | 1966-07-18 | 1966-07-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6709933A true NL6709933A (xx) | 1968-01-19 |
Family
ID=24260380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6709933A NL6709933A (xx) | 1966-07-18 | 1967-07-18 |
Country Status (5)
Country | Link |
---|---|
JP (2) | JPS5144417B1 (xx) |
BE (1) | BE701491A (xx) |
DE (1) | DE1648997B2 (xx) |
GB (1) | GB1194694A (xx) |
NL (1) | NL6709933A (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2911366A1 (de) * | 1979-03-23 | 1980-10-02 | Licentia Gmbh | Verfahren und anordnung zur ueberwachung des fuellstandes des salzvorrats in der wasserenthaertungseinrichtung von geschirrspuel- oder waschmaschinen |
NO150532C (no) * | 1981-05-22 | 1984-10-31 | Bjoern R Hope | Anordning ved nivaamaaler. |
US4432231A (en) * | 1982-06-28 | 1984-02-21 | Baxter Travenol Laboratories, Inc. | Ultrasonic level detector |
US4679430A (en) * | 1983-03-30 | 1987-07-14 | United Kingdom Atomic Energy Authority | Ultrasonic liquid interface detector |
GB8520793D0 (en) * | 1985-08-20 | 1985-09-25 | Formula Systems Ltd | Liquid level responsive apparatus |
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1967
- 1967-07-18 NL NL6709933A patent/NL6709933A/xx unknown
- 1967-07-18 DE DE1967N0030923 patent/DE1648997B2/de active Granted
- 1967-07-18 BE BE701491D patent/BE701491A/xx not_active IP Right Cessation
- 1967-07-18 GB GB3289867A patent/GB1194694A/en not_active Expired
- 1967-07-18 JP JP42045897A patent/JPS5144417B1/ja active Pending
-
1974
- 1974-05-23 JP JP5741074A patent/JPS5427748B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5144417B1 (xx) | 1976-11-29 |
BE701491A (xx) | 1968-01-18 |
JPS5427748B1 (xx) | 1979-09-12 |
GB1194694A (en) | 1970-06-10 |
DE1648997A1 (de) | 1971-06-16 |
DE1648997B2 (de) | 1976-09-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BN | A decision not to publish the application has become irrevocable |