NO136861C - Anordning for m}ling av niv}et hos en v{ske. - Google Patents
Anordning for m}ling av niv}et hos en v{ske.Info
- Publication number
- NO136861C NO136861C NO740455A NO740455A NO136861C NO 136861 C NO136861 C NO 136861C NO 740455 A NO740455 A NO 740455A NO 740455 A NO740455 A NO 740455A NO 136861 C NO136861 C NO 136861C
- Authority
- NO
- Norway
- Prior art keywords
- levels
- measurement
- liquid
- Prior art date
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
- G01F23/2962—Measuring transit time of reflected waves
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ink Jet (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7301902A SE371691B (no) | 1973-02-12 | 1973-02-12 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO740455L NO740455L (no) | 1974-08-13 |
NO136861B NO136861B (no) | 1977-08-08 |
NO136861C true NO136861C (no) | 1977-11-16 |
Family
ID=20316601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO740455A NO136861C (no) | 1973-02-12 | 1974-02-11 | Anordning for m}ling av niv}et hos en v{ske. |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5427149B2 (no) |
DK (1) | DK138617B (no) |
FR (1) | FR2217678B1 (no) |
GB (1) | GB1411208A (no) |
IT (1) | IT1008221B (no) |
NO (1) | NO136861C (no) |
SE (1) | SE371691B (no) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1555799A (en) * | 1976-10-25 | 1979-11-14 | Secretary Industry Brit | Arc welding |
GB1595194A (en) * | 1977-09-13 | 1981-08-12 | Marconi Co Ltd | Liquid level sensing device |
JP6270055B2 (ja) * | 2014-12-26 | 2018-01-31 | 日本精機株式会社 | 液面検出装置 |
-
1973
- 1973-02-12 SE SE7301902A patent/SE371691B/xx unknown
-
1974
- 1974-02-05 GB GB797174A patent/GB1411208A/en not_active Expired
- 1974-02-11 NO NO740455A patent/NO136861C/no unknown
- 1974-02-11 FR FR7404562A patent/FR2217678B1/fr not_active Expired
- 1974-02-11 DK DK69674AA patent/DK138617B/da unknown
- 1974-02-11 IT IT48265/74A patent/IT1008221B/it active
- 1974-02-12 JP JP1708374A patent/JPS5427149B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NO740455L (no) | 1974-08-13 |
SE371691B (no) | 1974-11-25 |
DE2405991A1 (de) | 1974-08-22 |
FR2217678A1 (no) | 1974-09-06 |
FR2217678B1 (no) | 1978-10-27 |
JPS5041578A (no) | 1975-04-16 |
NO136861B (no) | 1977-08-08 |
IT1008221B (it) | 1976-11-10 |
DK138617B (da) | 1978-10-02 |
DE2405991B2 (de) | 1976-06-10 |
DK138617C (no) | 1979-03-12 |
JPS5427149B2 (no) | 1979-09-07 |
GB1411208A (en) | 1975-10-22 |
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