FR880457A - Improvement in dry gas meters - Google Patents
Improvement in dry gas metersInfo
- Publication number
- FR880457A FR880457A FR880457DA FR880457A FR 880457 A FR880457 A FR 880457A FR 880457D A FR880457D A FR 880457DA FR 880457 A FR880457 A FR 880457A
- Authority
- FR
- France
- Prior art keywords
- improvement
- dry gas
- gas meters
- meters
- dry
- 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
- G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
- G01F3/02—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement
- G01F3/20—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows
- G01F3/22—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows for gases
- G01F3/221—Valves therefor
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR880457T | 1941-11-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR880457A true FR880457A (en) | 1943-03-26 |
Family
ID=9365037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR880457D Expired FR880457A (en) | 1941-11-04 | 1941-11-04 | Improvement in dry gas meters |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR880457A (en) |
-
1941
- 1941-11-04 FR FR880457D patent/FR880457A/en not_active Expired
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