FR2248497A1 - - Google Patents
Info
- Publication number
- FR2248497A1 FR2248497A1 FR7337233A FR7337233A FR2248497A1 FR 2248497 A1 FR2248497 A1 FR 2248497A1 FR 7337233 A FR7337233 A FR 7337233A FR 7337233 A FR7337233 A FR 7337233A FR 2248497 A1 FR2248497 A1 FR 2248497A1
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/032—Analysing fluids by measuring attenuation of acoustic waves
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- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7337233A FR2248497B1 (fr) | 1973-10-18 | 1973-10-18 | |
BE149307A BE820812A (fr) | 1973-10-18 | 1974-10-08 | Procede et dispositif de fuites |
IT7005474A IT1032543B (it) | 1973-10-18 | 1974-10-14 | Dispositivo per rivelare e localizzare la presenza di bolle gassose in un liquido |
GB4492574A GB1474469A (en) | 1973-10-18 | 1974-10-16 | Detection of a first fluid in a second fluid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7337233A FR2248497B1 (fr) | 1973-10-18 | 1973-10-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2248497A1 true FR2248497A1 (fr) | 1975-05-16 |
FR2248497B1 FR2248497B1 (fr) | 1976-05-07 |
Family
ID=9126613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7337233A Expired FR2248497B1 (fr) | 1973-10-18 | 1973-10-18 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE820812A (fr) |
FR (1) | FR2248497B1 (fr) |
GB (1) | GB1474469A (fr) |
IT (1) | IT1032543B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0080640A1 (fr) * | 1981-11-30 | 1983-06-08 | INTERATOM Gesellschaft mit beschränkter Haftung | Procédé et appareil pour détecter des bulles dans une fluide |
EP0860691A1 (fr) * | 1997-02-18 | 1998-08-26 | Jean-Pierre Vigneron | Procédé et dispositif de contrÔle et/ou de mesure d'étanchéité de conduites et de réservoirs |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3112003C2 (de) * | 1981-03-26 | 1983-02-10 | Siemens AG, 1000 Berlin und 8000 München | Ultraschall-Meßsonde zur Verwendung in der Fixierstation eines nichtmechanischen Druck- oder Kopiergerätes |
SE507585C2 (en) * | 1995-10-16 | 1998-06-22 | Lars Anders Persson | Liquid leak detection apparatus, for cooling medium in conduit - uses microwaves to detect bubbles, droplets or liquid level in conduit or container |
DE102004058606B4 (de) | 2004-12-03 | 2006-10-05 | Eads Deutschland Gmbh | Verfahren zur Prüfung der Dichtigkeit von Behältern |
-
1973
- 1973-10-18 FR FR7337233A patent/FR2248497B1/fr not_active Expired
-
1974
- 1974-10-08 BE BE149307A patent/BE820812A/fr not_active IP Right Cessation
- 1974-10-14 IT IT7005474A patent/IT1032543B/it active
- 1974-10-16 GB GB4492574A patent/GB1474469A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0080640A1 (fr) * | 1981-11-30 | 1983-06-08 | INTERATOM Gesellschaft mit beschränkter Haftung | Procédé et appareil pour détecter des bulles dans une fluide |
EP0860691A1 (fr) * | 1997-02-18 | 1998-08-26 | Jean-Pierre Vigneron | Procédé et dispositif de contrÔle et/ou de mesure d'étanchéité de conduites et de réservoirs |
Also Published As
Publication number | Publication date |
---|---|
FR2248497B1 (fr) | 1976-05-07 |
BE820812A (fr) | 1975-02-03 |
GB1474469A (en) | 1977-05-25 |
IT1032543B (it) | 1979-06-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |