FR2257974A1 - - Google Patents

Info

Publication number
FR2257974A1
FR2257974A1 FR7400775A FR7400775A FR2257974A1 FR 2257974 A1 FR2257974 A1 FR 2257974A1 FR 7400775 A FR7400775 A FR 7400775A FR 7400775 A FR7400775 A FR 7400775A FR 2257974 A1 FR2257974 A1 FR 2257974A1
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
Application number
FR7400775A
Other languages
French (fr)
Other versions
FR2257974B1 (pl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 by Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR7400775A priority Critical patent/FR2257974B1/fr
Priority to BE151766A priority patent/BE823662A/xx
Priority to GB15175A priority patent/GB1469391A/en
Priority to DE19757500305U priority patent/DE7500305U/de
Priority to SE7500132A priority patent/SE7500132L/xx
Priority to ES433662A priority patent/ES433662A1/es
Priority to IT67034/75A priority patent/IT1027261B/it
Publication of FR2257974A1 publication Critical patent/FR2257974A1/fr
Application granted granted Critical
Publication of FR2257974B1 publication Critical patent/FR2257974B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
FR7400775A 1974-01-10 1974-01-10 Expired FR2257974B1 (pl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7400775A FR2257974B1 (pl) 1974-01-10 1974-01-10
BE151766A BE823662A (fr) 1974-01-10 1974-12-20 Dispositif de transmission et de concentration d'ondes acoustiques
GB15175A GB1469391A (en) 1974-01-10 1975-01-02 Ultrasonic transmitter or receiver
DE19757500305U DE7500305U (de) 1974-01-10 1975-01-08 Vorrichtung zur uebertragung und konzentrierung von schallwellen
SE7500132A SE7500132L (pl) 1974-01-10 1975-01-08
ES433662A ES433662A1 (es) 1974-01-10 1975-01-09 Dispositivo de concentracion y de transmision de ondas acus-ticas.
IT67034/75A IT1027261B (it) 1974-01-10 1975-01-09 Dispositivo di trasmissione e di concentrazione di onde acustiche

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7400775A FR2257974B1 (pl) 1974-01-10 1974-01-10

Publications (2)

Publication Number Publication Date
FR2257974A1 true FR2257974A1 (pl) 1975-08-08
FR2257974B1 FR2257974B1 (pl) 1978-11-10

Family

ID=9133301

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400775A Expired FR2257974B1 (pl) 1974-01-10 1974-01-10

Country Status (7)

Country Link
BE (1) BE823662A (pl)
DE (1) DE7500305U (pl)
ES (1) ES433662A1 (pl)
FR (1) FR2257974B1 (pl)
GB (1) GB1469391A (pl)
IT (1) IT1027261B (pl)
SE (1) SE7500132L (pl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410287A1 (fr) * 1977-11-23 1979-06-22 Cgr Ultrasonic Appareil d'echographie medicale a balayage sectoriel de grande ouverture angulaire

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3003153C2 (de) * 1980-01-30 1982-04-29 Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach Vorrichtung zur fernbedienten Ortung von Oberflächen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410287A1 (fr) * 1977-11-23 1979-06-22 Cgr Ultrasonic Appareil d'echographie medicale a balayage sectoriel de grande ouverture angulaire

Also Published As

Publication number Publication date
ES433662A1 (es) 1977-07-01
BE823662A (fr) 1975-04-16
GB1469391A (en) 1977-04-06
DE7500305U (de) 1975-12-11
SE7500132L (pl) 1975-07-11
IT1027261B (it) 1978-11-20
FR2257974B1 (pl) 1978-11-10

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Legal Events

Date Code Title Description
ST Notification of lapse