ZA824591B - Process and apparatus for eliminating or reducing edge displacements in pipe elements to be joined by welding at their abutting ends - Google Patents

Process and apparatus for eliminating or reducing edge displacements in pipe elements to be joined by welding at their abutting ends

Info

Publication number
ZA824591B
ZA824591B ZA824591A ZA824591A ZA824591B ZA 824591 B ZA824591 B ZA 824591B ZA 824591 A ZA824591 A ZA 824591A ZA 824591 A ZA824591 A ZA 824591A ZA 824591 B ZA824591 B ZA 824591B
Authority
ZA
South Africa
Prior art keywords
welding
joined
eliminating
pipe elements
abutting ends
Prior art date
Application number
ZA824591A
Other languages
English (en)
Inventor
Walter Exner
Wolfgang Hoebusch
Original Assignee
Emwo Planungs & Ing Gmbh
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 Emwo Planungs & Ing Gmbh filed Critical Emwo Planungs & Ing Gmbh
Publication of ZA824591B publication Critical patent/ZA824591B/xx

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
    • B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
    • B23K33/004—Filling of continuous seams
    • B23K33/006—Filling of continuous seams for cylindrical workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/022—Mechanical pre-treatments, e.g. reshaping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Forging (AREA)
  • Rigid Containers With Two Or More Constituent Elements (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
ZA824591A 1981-06-27 1982-06-28 Process and apparatus for eliminating or reducing edge displacements in pipe elements to be joined by welding at their abutting ends ZA824591B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3125435A DE3125435C1 (de) 1981-06-27 1981-06-27 Verfahren und Vorrichtung zum Beheben bzw. Verringern des Kantenversatzes bei der Verbindung von Rohrkoerpern ueber sich gegenueberstehende Stirnenden durch Schweissen

Publications (1)

Publication Number Publication Date
ZA824591B true ZA824591B (en) 1983-10-26

Family

ID=6135577

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA824591A ZA824591B (en) 1981-06-27 1982-06-28 Process and apparatus for eliminating or reducing edge displacements in pipe elements to be joined by welding at their abutting ends

Country Status (5)

Country Link
EP (1) EP0072402B1 (xx)
JP (2) JPS5850132A (xx)
AT (1) ATE18644T1 (xx)
DE (1) DE3125435C1 (xx)
ZA (1) ZA824591B (xx)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR695339A (fr) * 1930-05-08 1930-12-13 Procédé d'assemblage par soudure pour tuyaux métalliques
GB1201693A (en) * 1967-09-01 1970-08-12 Kocks Wermelskirchen G M B H Apparatus for calibrating pipes
US3594894A (en) * 1968-11-20 1971-07-27 Gen Fire Extinguisher Corp Method of forming cartridges
US3752348A (en) * 1971-08-30 1973-08-14 Ford Motor Co Motor vehicle electrically heated windshield and backlight system

Also Published As

Publication number Publication date
JPS5850132A (ja) 1983-03-24
JPS60103521U (ja) 1985-07-15
EP0072402A2 (de) 1983-02-23
EP0072402A3 (en) 1983-09-21
ATE18644T1 (de) 1986-04-15
EP0072402B1 (de) 1986-03-19
DE3125435C1 (de) 1983-05-19

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