FR1005149A - Perfectionnements aux dispositifs de sondage par échos - Google Patents

Perfectionnements aux dispositifs de sondage par échos

Info

Publication number
FR1005149A
FR1005149A FR1005149DA FR1005149A FR 1005149 A FR1005149 A FR 1005149A FR 1005149D A FR1005149D A FR 1005149DA FR 1005149 A FR1005149 A FR 1005149A
Authority
FR
France
Prior art keywords
echo sounding
sounding devices
devices
echo
sounding
Prior art date
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
Application number
Other languages
English (en)
Inventor
Leon Dubrulle
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.)
Societe de Condensation et dApplications Mecaniques
Original Assignee
Societe de Condensation et dApplications Mecaniques
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 Societe de Condensation et dApplications Mecaniques filed Critical Societe de Condensation et dApplications Mecaniques
Application granted granted Critical
Publication of FR1005149A publication Critical patent/FR1005149A/fr
Expired legal-status Critical Current

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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR1005149D 1947-06-10 1947-06-10 Perfectionnements aux dispositifs de sondage par échos Expired FR1005149A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1005149T 1947-06-10

Publications (1)

Publication Number Publication Date
FR1005149A true FR1005149A (fr) 1952-04-07

Family

ID=9564502

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1005149D Expired FR1005149A (fr) 1947-06-10 1947-06-10 Perfectionnements aux dispositifs de sondage par échos

Country Status (1)

Country Link
FR (1) FR1005149A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015239B (de) * 1954-04-10 1957-09-05 Lehfeldt & Co G M B H Dr Vorrichtung zur zerstoerungsfreien Werkstoffpruefung mittels Ultraschall nach dem Impuls-Echo-Verfahren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015239B (de) * 1954-04-10 1957-09-05 Lehfeldt & Co G M B H Dr Vorrichtung zur zerstoerungsfreien Werkstoffpruefung mittels Ultraschall nach dem Impuls-Echo-Verfahren

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