FR2414199B1 - - Google Patents

Info

Publication number
FR2414199B1
FR2414199B1 FR7836226A FR7836226A FR2414199B1 FR 2414199 B1 FR2414199 B1 FR 2414199B1 FR 7836226 A FR7836226 A FR 7836226A FR 7836226 A FR7836226 A FR 7836226A FR 2414199 B1 FR2414199 B1 FR 2414199B1
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.)
Expired
Application number
FR7836226A
Other languages
French (fr)
Other versions
FR2414199A1 (fr
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.)
VNII PO RAZRABOTKE NERAZRUSCHA
Original Assignee
VNII PO RAZRABOTKE NERAZRUSCHA
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
Priority claimed from SU782566116A external-priority patent/SU845081A1/ru
Priority claimed from SU782577293A external-priority patent/SU845083A1/ru
Application filed by VNII PO RAZRABOTKE NERAZRUSCHA filed Critical VNII PO RAZRABOTKE NERAZRUSCHA
Publication of FR2414199A1 publication Critical patent/FR2414199A1/fr
Application granted granted Critical
Publication of FR2414199B1 publication Critical patent/FR2414199B1/fr
Granted 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/32—Arrangements for suppressing undesired influences, e.g. temperature or pressure variations, compensating for signal noise
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52025—Details of receivers for pulse systems
    • G01S7/52026—Extracting wanted echo signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
FR7836226A 1978-01-05 1978-12-22 Procede de controle par ultrasons de materiaux et dispositif pour la realisation de ce procede Granted FR2414199A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU782566116A SU845081A1 (ru) 1978-01-05 1978-01-05 Способ ультразвуковой дефектоскопии ма-ТЕРиАлОВ
SU782577293A SU845083A1 (ru) 1978-02-06 1978-02-06 Ультразвуковой дефектоскоп

Publications (2)

Publication Number Publication Date
FR2414199A1 FR2414199A1 (fr) 1979-08-03
FR2414199B1 true FR2414199B1 (ja) 1981-09-18

Family

ID=26665653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7836226A Granted FR2414199A1 (fr) 1978-01-05 1978-12-22 Procede de controle par ultrasons de materiaux et dispositif pour la realisation de ce procede

Country Status (2)

Country Link
DE (1) DE2837343A1 (ja)
FR (1) FR2414199A1 (ja)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3482434A (en) * 1966-02-23 1969-12-09 Automation Ind Inc Ultrasonic nondestructive tester including means for separating electrical noise from the electrical signals
US3690156A (en) * 1971-05-27 1972-09-12 Automation Ind Inc Noise gate for ultrasonic test apparatus
DE2344702A1 (de) * 1973-09-05 1975-03-06 Dirk Bruehl Verfahren und schaltungsanordnung zur erzielung einer anzeige von stark gestoerten periodisch wiederkehrenden signalen

Also Published As

Publication number Publication date
DE2837343A1 (de) 1979-07-12
FR2414199A1 (fr) 1979-08-03

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Legal Events

Date Code Title Description
ST Notification of lapse