BE820812A - LEAK PROCESS AND DEVICE - Google Patents

LEAK PROCESS AND DEVICE

Info

Publication number
BE820812A
BE820812A BE149307A BE149307A BE820812A BE 820812 A BE820812 A BE 820812A BE 149307 A BE149307 A BE 149307A BE 149307 A BE149307 A BE 149307A BE 820812 A BE820812 A BE 820812A
Authority
BE
Belgium
Prior art keywords
leak process
leak
Prior art date
Application number
BE149307A
Other languages
French (fr)
Inventor
Berger H R
J Buis
M Lapie
Paris
S Poinsot
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE820812A publication Critical patent/BE820812A/en

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
    • 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)
BE149307A 1973-10-18 1974-10-08 LEAK PROCESS AND DEVICE BE820812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7337233A FR2248497B1 (en) 1973-10-18 1973-10-18

Publications (1)

Publication Number Publication Date
BE820812A true BE820812A (en) 1975-02-03

Family

ID=9126613

Family Applications (1)

Application Number Title Priority Date Filing Date
BE149307A BE820812A (en) 1973-10-18 1974-10-08 LEAK PROCESS AND DEVICE

Country Status (4)

Country Link
BE (1) BE820812A (en)
FR (1) FR2248497B1 (en)
GB (1) GB1474469A (en)
IT (1) IT1032543B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3112003C2 (en) * 1981-03-26 1983-02-10 Siemens AG, 1000 Berlin und 8000 München Ultrasonic measuring probe for use in the fixing station of a non-mechanical printer or copier
DE3147421A1 (en) * 1981-11-30 1983-06-09 Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach "METHOD AND DEVICE FOR DETECTING BUBBLES IN A LIQUID"
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
BE1010934A3 (en) * 1997-02-18 1999-03-02 Vigneron Jean Pierre Method and apparatus for monitoring and / or action sealing pipes and tanks.
DE102004058606B4 (en) 2004-12-03 2006-10-05 Eads Deutschland Gmbh Method for testing the tightness of containers

Also Published As

Publication number Publication date
FR2248497B1 (en) 1976-05-07
GB1474469A (en) 1977-05-25
FR2248497A1 (en) 1975-05-16
IT1032543B (en) 1979-06-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: COMMISSARIAT A L'ENERGIE ATOMIQUE

Effective date: 19871031