FI61246C - Saett och anordning foer beraekning av en vaetskeytas nivao - Google Patents
Saett och anordning foer beraekning av en vaetskeytas nivao Download PDFInfo
- Publication number
- FI61246C FI61246C FI3306/74A FI330674A FI61246C FI 61246 C FI61246 C FI 61246C FI 3306/74 A FI3306/74 A FI 3306/74A FI 330674 A FI330674 A FI 330674A FI 61246 C FI61246 C FI 61246C
- Authority
- FI
- Finland
- Prior art keywords
- frequency
- signal
- distance
- microwave signal
- interval
- 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
- G01F23/284—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)
- Radar Systems Or Details Thereof (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7315649 | 1973-11-20 | ||
SE7315649A SE381745B (sv) | 1973-11-20 | 1973-11-20 | Sett och anordning for avstandsmetning med frekvensmodulerade kontinuerliga mikrovagor |
Publications (3)
Publication Number | Publication Date |
---|---|
FI330674A FI330674A (xx) | 1975-05-21 |
FI61246B FI61246B (fi) | 1982-02-26 |
FI61246C true FI61246C (fi) | 1982-06-10 |
Family
ID=20319140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI3306/74A FI61246C (fi) | 1973-11-20 | 1974-11-14 | Saett och anordning foer beraekning av en vaetskeytas nivao |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5427270B2 (xx) |
DK (1) | DK150760C (xx) |
FI (1) | FI61246C (xx) |
FR (1) | FR2251812B1 (xx) |
GB (1) | GB1476749A (xx) |
NL (1) | NL184132C (xx) |
NO (1) | NO140518C (xx) |
SE (1) | SE381745B (xx) |
YU (1) | YU307974A (xx) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH607002A5 (xx) * | 1976-06-09 | 1978-11-30 | Endress G H & Co | |
GB2077545B (en) * | 1980-05-29 | 1984-03-07 | Hawker Siddeley Dynamics Eng | Level gauging systems using microwave radiation |
NO152108C (no) * | 1983-04-05 | 1985-08-14 | Autronica As | Nivaamaaler |
US4566321A (en) * | 1985-01-18 | 1986-01-28 | Transamerica Delaval Inc. | Microwave tank-contents level measuring assembly with lens-obturated wall-opening |
US5365178A (en) * | 1991-02-12 | 1994-11-15 | Krohne Messtechnik Gmbh & Co. Kg | Electrical device for liquid level measurements in industrial tanks and the like |
FR2817957B1 (fr) * | 2000-12-12 | 2003-04-11 | Thomson Csf | Dispositif de controle de la cargaison d'un navire |
-
1973
- 1973-11-20 SE SE7315649A patent/SE381745B/xx unknown
-
1974
- 1974-11-14 FI FI3306/74A patent/FI61246C/fi active
- 1974-11-18 GB GB4990074A patent/GB1476749A/en not_active Expired
- 1974-11-18 JP JP13261774A patent/JPS5427270B2/ja not_active Expired
- 1974-11-18 FR FR7437984A patent/FR2251812B1/fr not_active Expired
- 1974-11-19 NO NO744159A patent/NO140518C/no unknown
- 1974-11-19 DK DK600074A patent/DK150760C/da not_active IP Right Cessation
- 1974-11-19 YU YU03079/74A patent/YU307974A/xx unknown
- 1974-11-20 NL NLAANVRAGE7415134,A patent/NL184132C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI61246B (fi) | 1982-02-26 |
FI330674A (xx) | 1975-05-21 |
DE2452555A1 (de) | 1975-05-28 |
GB1476749A (en) | 1977-06-16 |
NO744159L (xx) | 1975-06-16 |
SE7315649L (xx) | 1975-05-21 |
YU307974A (en) | 1982-02-28 |
DK150760B (da) | 1987-06-15 |
SE381745B (sv) | 1975-12-15 |
FR2251812A1 (xx) | 1975-06-13 |
NO140518B (no) | 1979-06-05 |
FR2251812B1 (xx) | 1978-11-24 |
NL184132C (nl) | 1989-04-17 |
DK600074A (xx) | 1975-07-14 |
NO140518C (no) | 1979-09-12 |
DE2452555B2 (de) | 1976-02-12 |
DK150760C (da) | 1988-04-05 |
NL7415134A (nl) | 1975-05-22 |
JPS5427270B2 (xx) | 1979-09-08 |
JPS50114259A (xx) | 1975-09-08 |
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