JPS5513853A - Flaw detector for inner surface of metal pipe - Google Patents

Flaw detector for inner surface of metal pipe

Info

Publication number
JPS5513853A
JPS5513853A JP8615278A JP8615278A JPS5513853A JP S5513853 A JPS5513853 A JP S5513853A JP 8615278 A JP8615278 A JP 8615278A JP 8615278 A JP8615278 A JP 8615278A JP S5513853 A JPS5513853 A JP S5513853A
Authority
JP
Japan
Prior art keywords
metal pipe
infrared
pipe
detector
laser beam
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.)
Granted
Application number
JP8615278A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62450B2 (enrdf_load_stackoverflow
Inventor
Masamutsu Numano
Shigeo Kawabata
Hideya Tanabe
Isamu Komine
Torao Matsuno
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.)
JIRUKO KK
JFE Engineering Corp
Original Assignee
JIRUKO KK
NKK Corp
Nippon Kokan Ltd
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 JIRUKO KK, NKK Corp, Nippon Kokan Ltd filed Critical JIRUKO KK
Priority to JP8615278A priority Critical patent/JPS5513853A/ja
Publication of JPS5513853A publication Critical patent/JPS5513853A/ja
Publication of JPS62450B2 publication Critical patent/JPS62450B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores

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)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP8615278A 1978-07-17 1978-07-17 Flaw detector for inner surface of metal pipe Granted JPS5513853A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8615278A JPS5513853A (en) 1978-07-17 1978-07-17 Flaw detector for inner surface of metal pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8615278A JPS5513853A (en) 1978-07-17 1978-07-17 Flaw detector for inner surface of metal pipe

Publications (2)

Publication Number Publication Date
JPS5513853A true JPS5513853A (en) 1980-01-31
JPS62450B2 JPS62450B2 (enrdf_load_stackoverflow) 1987-01-08

Family

ID=13878758

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8615278A Granted JPS5513853A (en) 1978-07-17 1978-07-17 Flaw detector for inner surface of metal pipe

Country Status (1)

Country Link
JP (1) JPS5513853A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5764658U (enrdf_load_stackoverflow) * 1980-09-19 1982-04-17
JPS5764659U (enrdf_load_stackoverflow) * 1980-09-19 1982-04-17
FR2602052A1 (fr) * 1986-07-22 1988-01-29 Thome Paul Controle infrarouge de tubes par l'interieur
JPH01129647U (enrdf_load_stackoverflow) * 1988-02-18 1989-09-04

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5091380A (enrdf_load_stackoverflow) * 1973-12-12 1975-07-22
JPS50158387A (enrdf_load_stackoverflow) * 1974-06-10 1975-12-22

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5091380A (enrdf_load_stackoverflow) * 1973-12-12 1975-07-22
JPS50158387A (enrdf_load_stackoverflow) * 1974-06-10 1975-12-22

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5764658U (enrdf_load_stackoverflow) * 1980-09-19 1982-04-17
JPS5764659U (enrdf_load_stackoverflow) * 1980-09-19 1982-04-17
FR2602052A1 (fr) * 1986-07-22 1988-01-29 Thome Paul Controle infrarouge de tubes par l'interieur
JPH01129647U (enrdf_load_stackoverflow) * 1988-02-18 1989-09-04

Also Published As

Publication number Publication date
JPS62450B2 (enrdf_load_stackoverflow) 1987-01-08

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