FR2344009B3 - - Google Patents
Info
- Publication number
- FR2344009B3 FR2344009B3 FR7705739A FR7705739A FR2344009B3 FR 2344009 B3 FR2344009 B3 FR 2344009B3 FR 7705739 A FR7705739 A FR 7705739A FR 7705739 A FR7705739 A FR 7705739A FR 2344009 B3 FR2344009 B3 FR 2344009B3
- Authority
- FR
- France
- 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
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Examining Or Testing Airtightness (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762609717 DE2609717A1 (en) | 1976-03-09 | 1976-03-09 | DEVICE FOR MEASURING LEAK LEAKAGE IN A LIQUID PIPING SYSTEM |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2344009A1 FR2344009A1 (en) | 1977-10-07 |
| FR2344009B3 true FR2344009B3 (en) | 1980-01-11 |
Family
ID=5971902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7705739A Granted FR2344009A1 (en) | 1976-03-09 | 1977-02-28 | Leakage detector for liq. pipe system - uses differential pressure transmitters and pressure measuring transducers as flow meters (OE 15.4.77) |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT340704B (en) |
| DE (1) | DE2609717A1 (en) |
| FR (1) | FR2344009A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2061526B (en) * | 1979-10-18 | 1983-10-19 | Electricity Council | Locating a leak in an oil filled cable |
| FR2624271B1 (en) * | 1987-12-02 | 1990-03-30 | Aerospatiale | LEAK DETECTOR FOR A FLUID CIRCUIT |
| FR2764378B1 (en) * | 1997-06-06 | 1999-08-20 | Regie Autonome Transports | FLOW SIGNALING APPARATUS IN PARTICULAR FROM A LEAK IN A FLUID CIRCUIT |
| CN108591836B (en) * | 2018-04-13 | 2020-06-26 | 中国石油大学(北京) | Method and device for detecting pipeline leakage |
| CN109386738B (en) * | 2018-12-18 | 2023-11-14 | 中国石油天然气集团有限公司 | Pipe explosion monitoring alarm and interlocking protection device for valve chamber main pipeline of gas pipeline |
| CN111853553B (en) * | 2020-07-30 | 2022-02-25 | 中冶赛迪重庆信息技术有限公司 | Method and system for detecting fault of fluid pipeline |
| CN113309988A (en) * | 2021-04-06 | 2021-08-27 | 中国船舶重工集团公司第七0三研究所 | Method for judging pipeline leakage by utilizing pipeline pressure change |
-
1976
- 1976-03-09 DE DE19762609717 patent/DE2609717A1/en active Pending
- 1976-03-31 AT AT231576A patent/AT340704B/en not_active IP Right Cessation
-
1977
- 1977-02-28 FR FR7705739A patent/FR2344009A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ATA231576A (en) | 1977-04-15 |
| AT340704B (en) | 1977-12-27 |
| DE2609717A1 (en) | 1977-09-15 |
| FR2344009A1 (en) | 1977-10-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |