FR846643A - Perfectionnements aux indicateurs électriques de niveau d'eau - Google Patents
Perfectionnements aux indicateurs électriques de niveau d'eauInfo
- Publication number
- FR846643A FR846643A FR846643DA FR846643A FR 846643 A FR846643 A FR 846643A FR 846643D A FR846643D A FR 846643DA FR 846643 A FR846643 A FR 846643A
- Authority
- FR
- France
- Prior art keywords
- water level
- level indicators
- electrical water
- electrical
- indicators
- 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
- G01F23/22—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
- G01F23/24—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 variations of resistance of resistors due to contact with conductor fluid
- G01F23/241—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 variations of resistance of resistors due to contact with conductor fluid for discrete levels
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB846643X | 1937-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR846643A true FR846643A (fr) | 1939-09-21 |
Family
ID=10572091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR846643D Expired FR846643A (fr) | 1937-12-17 | 1938-11-25 | Perfectionnements aux indicateurs électriques de niveau d'eau |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR846643A (fr) |
-
1938
- 1938-11-25 FR FR846643D patent/FR846643A/fr not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR767305A (fr) | Perfectionnements aux appareils adoucisseurs d'eau | |
FR822466A (fr) | Skis nautiques automoteurs | |
FR838363A (fr) | Perfectionnements aux procédés d'adoucissement de l'eau | |
FR820896A (fr) | Véhicule aquatique | |
FR846643A (fr) | Perfectionnements aux indicateurs électriques de niveau d'eau | |
FR829951A (fr) | Perfectionnements aux indicateurs de niveau d'eau | |
FR833103A (fr) | Générateurs actionnés par le vent ou par l'eau | |
GB531085A (en) | Improvements in or relating to water closets | |
FR849080A (fr) | Perfectionnements aux adoucisseurs d'eau | |
FR829140A (fr) | Perfectionnements aux adoucisseurs d'eau | |
FR828740A (fr) | électrolyseur d'eau | |
FR826806A (fr) | Perfectionnements aux siphons d'écoulement | |
FR845335A (fr) | Indicateur de niveau d'eau | |
FR835711A (fr) | Réservoir de chasse d'eau | |
FR582920A (fr) | Perfectionnements apportés aux compteurs d'eau | |
FR566220A (fr) | Perfectionnements aux indicateurs de niveau d'eau à réflexion | |
FR764603A (fr) | Indicateur de niveau d'eau | |
FR808905A (fr) | Perfectionnements aux chauffe-eau | |
FR809096A (fr) | Perfectionnements aux indicateurs de niveau | |
FR722970A (fr) | Indicateur de niveau d'eau | |
FR816833A (fr) | Perfectionnements aux jets d'eau | |
FR804660A (fr) | Perfectionnements aux appareils employés pour l'électrolyse de l'eau | |
FR818352A (fr) | Prise d'eau incongelable | |
FR720131A (fr) | Indicateur de niveau d'eau | |
FR816975A (fr) | Ski nautique |