FR1521859A - Perfectionnements aux débitmètres - Google Patents
Perfectionnements aux débitmètresInfo
- Publication number
- FR1521859A FR1521859A FR105193A FR105193A FR1521859A FR 1521859 A FR1521859 A FR 1521859A FR 105193 A FR105193 A FR 105193A FR 105193 A FR105193 A FR 105193A FR 1521859 A FR1521859 A FR 1521859A
- Authority
- FR
- France
- Prior art keywords
- flowmeters
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/403—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration common to a multiplicity of memory cells, i.e. external refresh
-
- 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
- G01F1/56—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 using electric or magnetic effects
- G01F1/58—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 using electric or magnetic effects by electromagnetic flowmeters
- G01F1/586—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 using electric or magnetic effects by electromagnetic flowmeters constructions of coils, magnetic circuits, accessories therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/565—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using capacitive charge storage elements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1530499X | 1966-05-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1521859A true FR1521859A (fr) | 1968-04-19 |
Family
ID=8630192
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR105193A Expired FR1530499A (fr) | 1966-05-04 | 1967-05-03 | Dispositif de mémoire temporaire à capacités notamment pour enregistreur-émetteur d'impulsions |
FR105193A Expired FR1521859A (fr) | 1966-05-04 | 1967-05-03 | Perfectionnements aux débitmètres |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR105193A Expired FR1530499A (fr) | 1966-05-04 | 1967-05-03 | Dispositif de mémoire temporaire à capacités notamment pour enregistreur-émetteur d'impulsions |
Country Status (1)
Country | Link |
---|---|
FR (2) | FR1530499A (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1963901A1 (de) * | 1968-12-30 | 1970-07-16 | Schlumberger Instrumentation | Elektromagnetischer Durchflussmengenmesser |
US3688575A (en) * | 1970-02-21 | 1972-09-05 | Fischer & Porter Co | Magnetic flowmeter having a non-homogeneous magnetic field |
US4137765A (en) * | 1976-05-25 | 1979-02-06 | Fuji Electric Co., Ltd. | Electromagnetic fluid flowmeter insensitive to flow velocity distribution |
FR2509043A1 (fr) * | 1981-07-06 | 1983-01-07 | Tokyo Shibaura Electric Co | Debitmetre electromagnetique |
WO2018109675A1 (fr) * | 2016-12-14 | 2018-06-21 | Abb Schweiz Ag | Débitmètre électromagnétique |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0148488B1 (fr) * | 1983-12-23 | 1992-03-18 | Hitachi, Ltd. | Mémoire semi-conductrice à structure de mémorisation à niveaux multiples |
-
1967
- 1967-05-03 FR FR105193A patent/FR1530499A/fr not_active Expired
- 1967-05-03 FR FR105193A patent/FR1521859A/fr not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1963901A1 (de) * | 1968-12-30 | 1970-07-16 | Schlumberger Instrumentation | Elektromagnetischer Durchflussmengenmesser |
US3589186A (en) * | 1968-12-30 | 1971-06-29 | Schlumberger Instrumentation | Electromagnetic flow meter for conductive fluids having matched magnetic and electrical systems |
US3688575A (en) * | 1970-02-21 | 1972-09-05 | Fischer & Porter Co | Magnetic flowmeter having a non-homogeneous magnetic field |
US4137765A (en) * | 1976-05-25 | 1979-02-06 | Fuji Electric Co., Ltd. | Electromagnetic fluid flowmeter insensitive to flow velocity distribution |
FR2509043A1 (fr) * | 1981-07-06 | 1983-01-07 | Tokyo Shibaura Electric Co | Debitmetre electromagnetique |
WO2018109675A1 (fr) * | 2016-12-14 | 2018-06-21 | Abb Schweiz Ag | Débitmètre électromagnétique |
Also Published As
Publication number | Publication date |
---|---|
FR1530499A (fr) | 1968-06-28 |
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