FR2704167B1 - Method and device for isolating a welding head from the atmosphere. - Google Patents

Method and device for isolating a welding head from the atmosphere.

Info

Publication number
FR2704167B1
FR2704167B1 FR9304640A FR9304640A FR2704167B1 FR 2704167 B1 FR2704167 B1 FR 2704167B1 FR 9304640 A FR9304640 A FR 9304640A FR 9304640 A FR9304640 A FR 9304640A FR 2704167 B1 FR2704167 B1 FR 2704167B1
Authority
FR
France
Prior art keywords
isolating
atmosphere
welding head
welding
head
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 - Fee Related
Application number
FR9304640A
Other languages
French (fr)
Other versions
FR2704167A1 (en
Inventor
Gareaux Michel
Marchal Philippe
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.)
ITP
Original Assignee
ITP
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 ITP filed Critical ITP
Priority to FR9304640A priority Critical patent/FR2704167B1/en
Priority to PCT/FR1994/000441 priority patent/WO1994023883A1/en
Priority to AU65726/94A priority patent/AU6572694A/en
Publication of FR2704167A1 publication Critical patent/FR2704167A1/en
Application granted granted Critical
Publication of FR2704167B1 publication Critical patent/FR2704167B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
    • B23K9/0282—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/0046—Welding
    • B23K15/0053—Seam welding
    • B23K15/0066—Seam welding with backing means disposed under the seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B23K26/24—Seam welding
    • B23K26/28—Seam welding of curved planar seams
    • B23K26/282—Seam welding of curved planar seams of tube sections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/346—Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups B23K5/00 - B23K25/00, e.g. in combination with resistance welding
    • B23K26/348—Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups B23K5/00 - B23K25/00, e.g. in combination with resistance welding in combination with arc heating, e.g. TIG [tungsten inert gas], MIG [metal inert gas] or plasma welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/32—Accessories
    • B23K9/325—Devices for supplying or evacuating shielding gas
    • B23K9/326—Purge gas rings, i.e. devices for supplying or evacuating shielding gas inside of hollow or tubular articles, e.g. pipes, vessels
FR9304640A 1993-04-20 1993-04-20 Method and device for isolating a welding head from the atmosphere. Expired - Fee Related FR2704167B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9304640A FR2704167B1 (en) 1993-04-20 1993-04-20 Method and device for isolating a welding head from the atmosphere.
PCT/FR1994/000441 WO1994023883A1 (en) 1993-04-20 1994-04-20 Method and device for shielding a welding head from the atmosphere
AU65726/94A AU6572694A (en) 1993-04-20 1994-04-20 Method and device for shielding a welding head from the atmosphere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9304640A FR2704167B1 (en) 1993-04-20 1993-04-20 Method and device for isolating a welding head from the atmosphere.

Publications (2)

Publication Number Publication Date
FR2704167A1 FR2704167A1 (en) 1994-10-28
FR2704167B1 true FR2704167B1 (en) 1995-06-16

Family

ID=9446239

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9304640A Expired - Fee Related FR2704167B1 (en) 1993-04-20 1993-04-20 Method and device for isolating a welding head from the atmosphere.

Country Status (3)

Country Link
AU (1) AU6572694A (en)
FR (1) FR2704167B1 (en)
WO (1) WO1994023883A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4277429B2 (en) * 2000-07-27 2009-06-10 株式会社デンソー High-density energy beam processing method and apparatus
FR2870765A1 (en) * 2004-05-26 2005-12-02 Air Liquide Carbon dioxide type laser welding process for welding together one or more metal items
KR101449118B1 (en) * 2012-08-31 2014-10-10 주식회사 포스코 Method for laser welding and welded metal using the same
US11097367B2 (en) * 2015-05-21 2021-08-24 Illinois Tool Works Inc. System and method for reducing weld root concavity
CN113618285B (en) * 2021-10-12 2021-12-28 艾美特焊接自动化技术(北京)有限公司 Lifting type longitudinal seam welding equipment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3300382C2 (en) * 1983-01-07 1985-05-15 Josef 4250 Bottrop Adam Device for the gas flooding of two pipes to be welded together, in particular small-caliber pipes
DE3544280A1 (en) * 1985-12-14 1987-06-19 Mtu Muenchen Gmbh Process and device for controlling an inert gas (protective gas) and/or flushing (scavenging) gas stream to a welding torch and a seam root protection device
DE3725079A1 (en) * 1986-08-21 1988-03-03 Meyer Fa Rud Otto Method of influencing the emission of primary particles, in particular in the welding of pipes made of chromium-nickel steel or the like, and device for carrying out the method
DK669888D0 (en) * 1988-11-30 1988-11-30 Tjaereborg Ind A S PROCEDURE AND TOOLS FOR COMPOSITION OF BEARS
FR2656558B1 (en) * 1989-12-28 1992-05-07 Framatome Sa LASER WORKING PROCESS IN A TUBE.
US5187343A (en) * 1991-10-30 1993-02-16 Edwards Thomas W Purge block for pipe welding

Also Published As

Publication number Publication date
AU6572694A (en) 1994-11-08
FR2704167A1 (en) 1994-10-28
WO1994023883A1 (en) 1994-10-27

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Legal Events

Date Code Title Description
ST Notification of lapse