FR1070421A - Hydro-pneumatic device for measuring variable, hydrostatic and other back pressures - Google Patents
Hydro-pneumatic device for measuring variable, hydrostatic and other back pressuresInfo
- Publication number
- FR1070421A FR1070421A FR1070421DA FR1070421A FR 1070421 A FR1070421 A FR 1070421A FR 1070421D A FR1070421D A FR 1070421DA FR 1070421 A FR1070421 A FR 1070421A
- Authority
- FR
- France
- Prior art keywords
- hydrostatic
- hydro
- pneumatic device
- back pressures
- measuring variable
- 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
- 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
- G01F23/14—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 measurement of pressure
- G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
- G01F23/165—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid of bubbler type
- G01F23/167—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid of bubbler type with mechanic or fluid indicating or recording
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1070421T | 1951-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1070421A true FR1070421A (en) | 1954-07-26 |
Family
ID=9604705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1070421D Expired FR1070421A (en) | 1951-07-21 | 1951-07-21 | Hydro-pneumatic device for measuring variable, hydrostatic and other back pressures |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1070421A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5107699A (en) * | 1989-06-27 | 1992-04-28 | Nde Environmental Corporation | Area converter for volumetric leak detector |
-
1951
- 1951-07-21 FR FR1070421D patent/FR1070421A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5107699A (en) * | 1989-06-27 | 1992-04-28 | Nde Environmental Corporation | Area converter for volumetric leak detector |
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