FR2249739B1 - - Google Patents

Info

Publication number
FR2249739B1
FR2249739B1 FR7343084A FR7343084A FR2249739B1 FR 2249739 B1 FR2249739 B1 FR 2249739B1 FR 7343084 A FR7343084 A FR 7343084A FR 7343084 A FR7343084 A FR 7343084A FR 2249739 B1 FR2249739 B1 FR 2249739B1
Authority
FR
France
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
FR7343084A
Other versions
FR2249739A1 (en
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.)
CONSORTIUM TUYAUTERIES INDLES
Original Assignee
CONSORTIUM TUYAUTERIES INDLES
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 CONSORTIUM TUYAUTERIES INDLES filed Critical CONSORTIUM TUYAUTERIES INDLES
Publication of FR2249739A1 publication Critical patent/FR2249739A1/fr
Application granted granted Critical
Publication of FR2249739B1 publication Critical patent/FR2249739B1/fr
Granted 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
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
FR7343084A 1973-11-06 1973-11-27 Automatic welding of large dia. tube elbows - with rotation of elliptical seams synchronised with burner for rapid prodn. Granted FR2249739A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1558973A CH569544A5 (fr) 1973-11-06 1973-11-06

Publications (2)

Publication Number Publication Date
FR2249739A1 FR2249739A1 (en) 1975-05-30
FR2249739B1 true FR2249739B1 (fr) 1977-03-04

Family

ID=4410364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7343084A Granted FR2249739A1 (en) 1973-11-06 1973-11-27 Automatic welding of large dia. tube elbows - with rotation of elliptical seams synchronised with burner for rapid prodn.

Country Status (7)

Country Link
BE (1) BE821919A (fr)
CH (1) CH569544A5 (fr)
DE (1) DE2452665A1 (fr)
ES (1) ES431696A1 (fr)
FR (1) FR2249739A1 (fr)
IT (1) IT1023087B (fr)
LU (1) LU71232A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112276411A (zh) * 2020-10-10 2021-01-29 薛月飞 一种椭圆环缝焊接设备

Also Published As

Publication number Publication date
DE2452665A1 (de) 1975-05-07
LU71232A1 (fr) 1975-05-21
FR2249739A1 (en) 1975-05-30
BE821919A (fr) 1975-03-03
IT1023087B (it) 1978-05-10
CH569544A5 (fr) 1975-11-28
ES431696A1 (es) 1976-09-01

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse