KR880701883A - 초음파 탐상방법 및 그 장치 - Google Patents

초음파 탐상방법 및 그 장치

Info

Publication number
KR880701883A
KR880701883A KR1019880700509A KR880700509A KR880701883A KR 880701883 A KR880701883 A KR 880701883A KR 1019880700509 A KR1019880700509 A KR 1019880700509A KR 880700509 A KR880700509 A KR 880700509A KR 880701883 A KR880701883 A KR 880701883A
Authority
KR
South Korea
Prior art keywords
detection method
flaw detection
ultrasonic flaw
ultrasonic
flaw
Prior art date
Application number
KR1019880700509A
Other languages
English (en)
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 KR880701883A publication Critical patent/KR880701883A/ko

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
    • G01N29/04—Analysing solids
    • 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
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates

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)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
KR1019880700509A 1986-09-08 1988-05-07 초음파 탐상방법 및 그 장치 KR880701883A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP20946486 1986-09-08
JP20946786 1986-09-08
PCT/JP1987/000664 WO1988002112A1 (en) 1986-09-08 1987-09-07 Method and apparatus for ultrasonic flaw detection

Publications (1)

Publication Number Publication Date
KR880701883A true KR880701883A (ko) 1988-11-05

Family

ID=26517468

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880700509A KR880701883A (ko) 1986-09-08 1988-05-07 초음파 탐상방법 및 그 장치

Country Status (3)

Country Link
EP (1) EP0324855A1 (ko)
KR (1) KR880701883A (ko)
WO (1) WO1988002112A1 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2697638B1 (fr) * 1992-11-02 1994-12-23 Asulab Sa Appareil de mesure par ultrasons minimisant le nombre de valeurs numériques traitées par les moyens de traitement.
KR100679082B1 (ko) * 1999-09-08 2007-02-05 주식회사 포스코 레이저 초음파를 이용한 내부결함 검출 장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3262306A (en) * 1962-09-19 1966-07-26 Branson Instr Ultrasonic testing system

Also Published As

Publication number Publication date
EP0324855A1 (en) 1989-07-26
WO1988002112A1 (en) 1988-03-24

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
SUBM Submission of document of abandonment before or after decision of registration