JPS51134681A - Defective material detector - Google Patents

Defective material detector

Info

Publication number
JPS51134681A
JPS51134681A JP50058903A JP5890375A JPS51134681A JP S51134681 A JPS51134681 A JP S51134681A JP 50058903 A JP50058903 A JP 50058903A JP 5890375 A JP5890375 A JP 5890375A JP S51134681 A JPS51134681 A JP S51134681A
Authority
JP
Japan
Prior art keywords
defective material
material detector
detector
factory
vibration
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.)
Pending
Application number
JP50058903A
Other languages
Japanese (ja)
Inventor
Toyoji Maruyama
Shoichi Takemura
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP50058903A priority Critical patent/JPS51134681A/en
Publication of JPS51134681A publication Critical patent/JPS51134681A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Machine Tool Sensing Apparatuses (AREA)

Abstract

PURPOSE: Development of a defective material detector free from various noise sources, vibration, noise fields, etc. in the factory.
COPYRIGHT: (C)1976,JPO&Japio
JP50058903A 1975-05-17 1975-05-17 Defective material detector Pending JPS51134681A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50058903A JPS51134681A (en) 1975-05-17 1975-05-17 Defective material detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50058903A JPS51134681A (en) 1975-05-17 1975-05-17 Defective material detector

Publications (1)

Publication Number Publication Date
JPS51134681A true JPS51134681A (en) 1976-11-22

Family

ID=13097750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50058903A Pending JPS51134681A (en) 1975-05-17 1975-05-17 Defective material detector

Country Status (1)

Country Link
JP (1) JPS51134681A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55134078U (en) * 1979-03-13 1980-09-24
JPH06341942A (en) * 1993-06-01 1994-12-13 Nec Corp Measuring method for adhesion of thin film and device therefor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55134078U (en) * 1979-03-13 1980-09-24
JPS5927981Y2 (en) * 1979-03-13 1984-08-13 住友金属工業株式会社 Welded part sealing device for ERW pipes
JPH06341942A (en) * 1993-06-01 1994-12-13 Nec Corp Measuring method for adhesion of thin film and device therefor

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