NL6815607A - - Google Patents
Info
- Publication number
- NL6815607A NL6815607A NL6815607A NL6815607A NL6815607A NL 6815607 A NL6815607 A NL 6815607A NL 6815607 A NL6815607 A NL 6815607A NL 6815607 A NL6815607 A NL 6815607A NL 6815607 A NL6815607 A NL 6815607A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7037967 | 1967-11-01 | ||
JP640468 | 1968-02-02 | ||
JP5000768 | 1968-07-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6815607A true NL6815607A (xx) | 1969-05-05 |
Family
ID=27277156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6815607A NL6815607A (xx) | 1967-11-01 | 1968-11-01 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1806437A1 (xx) |
FR (1) | FR1586578A (xx) |
GB (1) | GB1239314A (xx) |
NL (1) | NL6815607A (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2454101A1 (fr) * | 1979-04-11 | 1980-11-07 | Onera (Off Nat Aerospatiale) | Appareil de mesure de la vitesse d'une veine liquide par ultra-sons |
EP3268700A1 (en) * | 2015-03-11 | 2018-01-17 | Danfoss A/S | Low cost transceiver circuit for flow meter |
-
1968
- 1968-10-31 FR FR1586578D patent/FR1586578A/fr not_active Expired
- 1968-10-31 DE DE19681806437 patent/DE1806437A1/de active Pending
- 1968-11-01 GB GB1239314D patent/GB1239314A/en not_active Expired
- 1968-11-01 NL NL6815607A patent/NL6815607A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1806437A1 (de) | 1969-08-21 |
FR1586578A (xx) | 1970-02-20 |
GB1239314A (xx) | 1971-07-14 |