FR513258A - Level indicator for liquids with a temperature below zero - Google Patents
Level indicator for liquids with a temperature below zeroInfo
- Publication number
- FR513258A FR513258A FR513258DA FR513258A FR 513258 A FR513258 A FR 513258A FR 513258D A FR513258D A FR 513258DA FR 513258 A FR513258 A FR 513258A
- Authority
- FR
- France
- Prior art keywords
- liquids
- temperature below
- level indicator
- below zero
- zero
- 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
- G01F23/02—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 gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE513258X | 1919-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR513258A true FR513258A (en) | 1921-02-11 |
Family
ID=1536039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR513258D Expired FR513258A (en) | 1919-03-29 | 1920-04-08 | Level indicator for liquids with a temperature below zero |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR513258A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5821428A (en) * | 1995-08-11 | 1998-10-13 | Koch Enterprises, Inc. | Sealed observation element for sulfur recovery unit |
-
1920
- 1920-04-08 FR FR513258D patent/FR513258A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5821428A (en) * | 1995-08-11 | 1998-10-13 | Koch Enterprises, Inc. | Sealed observation element for sulfur recovery unit |
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