JPS637425Y2 - - Google Patents

Info

Publication number
JPS637425Y2
JPS637425Y2 JP1979164286U JP16428679U JPS637425Y2 JP S637425 Y2 JPS637425 Y2 JP S637425Y2 JP 1979164286 U JP1979164286 U JP 1979164286U JP 16428679 U JP16428679 U JP 16428679U JP S637425 Y2 JPS637425 Y2 JP S637425Y2
Authority
JP
Japan
Prior art keywords
gas
steel pipe
welded
shielding
shield box
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.)
Expired
Application number
JP1979164286U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5680977U (no
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 JP1979164286U priority Critical patent/JPS637425Y2/ja
Publication of JPS5680977U publication Critical patent/JPS5680977U/ja
Application granted granted Critical
Publication of JPS637425Y2 publication Critical patent/JPS637425Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Arc Welding In General (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
JP1979164286U 1979-11-29 1979-11-29 Expired JPS637425Y2 (no)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979164286U JPS637425Y2 (no) 1979-11-29 1979-11-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979164286U JPS637425Y2 (no) 1979-11-29 1979-11-29

Publications (2)

Publication Number Publication Date
JPS5680977U JPS5680977U (no) 1981-06-30
JPS637425Y2 true JPS637425Y2 (no) 1988-03-02

Family

ID=29675240

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979164286U Expired JPS637425Y2 (no) 1979-11-29 1979-11-29

Country Status (1)

Country Link
JP (1) JPS637425Y2 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58157272U (ja) * 1982-04-14 1983-10-20 東芝プラント建設株式会社 溶接用裏ガスシ−ルド装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51103047A (en) * 1975-03-07 1976-09-11 Nakajima Kk Kokantono shiimuyosetsubuno karizukehoho oyobi sonosochi
JPS5268041A (en) * 1975-12-03 1977-06-06 Nippon Steel Welding Prod Eng Backing device for welding square pipes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554146Y2 (no) * 1976-11-10 1980-01-30

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51103047A (en) * 1975-03-07 1976-09-11 Nakajima Kk Kokantono shiimuyosetsubuno karizukehoho oyobi sonosochi
JPS5268041A (en) * 1975-12-03 1977-06-06 Nippon Steel Welding Prod Eng Backing device for welding square pipes

Also Published As

Publication number Publication date
JPS5680977U (no) 1981-06-30

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