JPS5367653A - Back gas shield method of welding portion and its device - Google Patents

Back gas shield method of welding portion and its device

Info

Publication number
JPS5367653A
JPS5367653A JP14302076A JP14302076A JPS5367653A JP S5367653 A JPS5367653 A JP S5367653A JP 14302076 A JP14302076 A JP 14302076A JP 14302076 A JP14302076 A JP 14302076A JP S5367653 A JPS5367653 A JP S5367653A
Authority
JP
Japan
Prior art keywords
welding portion
gas shield
shield method
back gas
welding
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
JP14302076A
Other languages
Japanese (ja)
Inventor
Hiroichi Nomura
Tadashi Fujioka
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.)
JFE Engineering Corp
Original Assignee
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP14302076A priority Critical patent/JPS5367653A/en
Publication of JPS5367653A publication Critical patent/JPS5367653A/en
Pending legal-status Critical Current

Links

Landscapes

  • Arc Welding In General (AREA)
JP14302076A 1976-11-30 1976-11-30 Back gas shield method of welding portion and its device Pending JPS5367653A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14302076A JPS5367653A (en) 1976-11-30 1976-11-30 Back gas shield method of welding portion and its device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14302076A JPS5367653A (en) 1976-11-30 1976-11-30 Back gas shield method of welding portion and its device

Publications (1)

Publication Number Publication Date
JPS5367653A true JPS5367653A (en) 1978-06-16

Family

ID=15329050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14302076A Pending JPS5367653A (en) 1976-11-30 1976-11-30 Back gas shield method of welding portion and its device

Country Status (1)

Country Link
JP (1) JPS5367653A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102152037A (en) * 2011-03-28 2011-08-17 南京信息工程大学 Welding protector of argon arc welding machine
CN106903412A (en) * 2017-04-28 2017-06-30 成都大漠石油技术有限公司 Beneficial to the device for improving large-scale pipeline welding quality

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102152037A (en) * 2011-03-28 2011-08-17 南京信息工程大学 Welding protector of argon arc welding machine
CN106903412A (en) * 2017-04-28 2017-06-30 成都大漠石油技术有限公司 Beneficial to the device for improving large-scale pipeline welding quality

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