JPH0299382U - - Google Patents

Info

Publication number
JPH0299382U
JPH0299382U JP782389U JP782389U JPH0299382U JP H0299382 U JPH0299382 U JP H0299382U JP 782389 U JP782389 U JP 782389U JP 782389 U JP782389 U JP 782389U JP H0299382 U JPH0299382 U JP H0299382U
Authority
JP
Japan
Prior art keywords
circumferential weld
pipe inspection
inspection pig
threshold value
determining whether
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
JP782389U
Other languages
English (en)
Japanese (ja)
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
Priority to JP782389U priority Critical patent/JPH0299382U/ja
Publication of JPH0299382U publication Critical patent/JPH0299382U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
JP782389U 1989-01-26 1989-01-26 Pending JPH0299382U (US06330241-20011211-M00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP782389U JPH0299382U (US06330241-20011211-M00004.png) 1989-01-26 1989-01-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP782389U JPH0299382U (US06330241-20011211-M00004.png) 1989-01-26 1989-01-26

Publications (1)

Publication Number Publication Date
JPH0299382U true JPH0299382U (US06330241-20011211-M00004.png) 1990-08-08

Family

ID=31213163

Family Applications (1)

Application Number Title Priority Date Filing Date
JP782389U Pending JPH0299382U (US06330241-20011211-M00004.png) 1989-01-26 1989-01-26

Country Status (1)

Country Link
JP (1) JPH0299382U (US06330241-20011211-M00004.png)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183316A (ja) * 1983-03-23 1984-10-18 ブリテイツシユ・ガス・コ−ポレ−シヨン パイプライン・ピグを追跡する方法および装置
JPS623685A (ja) * 1985-06-28 1987-01-09 Nippon Kokan Kk <Nkk> 管の溶接位置検出装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183316A (ja) * 1983-03-23 1984-10-18 ブリテイツシユ・ガス・コ−ポレ−シヨン パイプライン・ピグを追跡する方法および装置
JPS623685A (ja) * 1985-06-28 1987-01-09 Nippon Kokan Kk <Nkk> 管の溶接位置検出装置

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