BE791061A - Dispositif de mesure de la densite d'un materiau poreux par methode de resonance - Google Patents

Dispositif de mesure de la densite d'un materiau poreux par methode de resonance

Info

Publication number
BE791061A
BE791061A BE791061DA BE791061A BE 791061 A BE791061 A BE 791061A BE 791061D A BE791061D A BE 791061DA BE 791061 A BE791061 A BE 791061A
Authority
BE
Belgium
Prior art keywords
density
measuring
porous material
resonance method
resonance
Prior art date
Application number
Other languages
English (en)
Inventor
C Locart
Original Assignee
Commissariat Energie Atomique
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.)
Publication date
Publication of BE791061A publication Critical patent/BE791061A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • 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
    • G01N29/04—Analysing solids
    • G01N29/12—Analysing solids by measuring frequency or resonance of acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
BE791061D 1971-11-19 Dispositif de mesure de la densite d'un materiau poreux par methode de resonance BE791061A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7141476A FR2161280A5 (en) 1971-11-19 1971-11-19 Measuring density of porous blocks - by determining the resonant frequency for a calibrated specimen shape

Publications (1)

Publication Number Publication Date
BE791061A true BE791061A (fr) 1973-03-01

Family

ID=9086052

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791061D BE791061A (fr) 1971-11-19 Dispositif de mesure de la densite d'un materiau poreux par methode de resonance

Country Status (3)

Country Link
BE (1) BE791061A (fr)
FR (1) FR2161280A5 (fr)
IT (1) IT975756B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115184465A (zh) * 2022-07-29 2022-10-14 铁将军汽车电子股份有限公司 金属壳体检测装置及方法

Also Published As

Publication number Publication date
IT975756B (it) 1974-08-10
FR2161280A5 (en) 1973-07-06

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