IT1124803B - Dispositivo per saldare tra loro le estremita' attestantisi di spezzoni di tube e per sovrapporre successivamente alla zona di congiunzione un nastro semiprofilato mediante saldatura ad andamento elicoidale - Google Patents

Dispositivo per saldare tra loro le estremita' attestantisi di spezzoni di tube e per sovrapporre successivamente alla zona di congiunzione un nastro semiprofilato mediante saldatura ad andamento elicoidale

Info

Publication number
IT1124803B
IT1124803B IT26866/79A IT2686679A IT1124803B IT 1124803 B IT1124803 B IT 1124803B IT 26866/79 A IT26866/79 A IT 26866/79A IT 2686679 A IT2686679 A IT 2686679A IT 1124803 B IT1124803 B IT 1124803B
Authority
IT
Italy
Prior art keywords
welding
helicoidal
certifying
semi
performance
Prior art date
Application number
IT26866/79A
Other languages
English (en)
Other versions
IT7926866A0 (it
Inventor
August Wilhelm Schaefer
Original Assignee
Schaefer Maschbau Wilhelm
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 Schaefer Maschbau Wilhelm filed Critical Schaefer Maschbau Wilhelm
Publication of IT7926866A0 publication Critical patent/IT7926866A0/it
Application granted granted Critical
Publication of IT1124803B publication Critical patent/IT1124803B/it

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
    • B23K9/032—Seam welding; Backing means; Inserts for three-dimensional seams
    • B23K9/0325—Seam welding; Backing means; Inserts for three-dimensional seams helicoidal seams
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/46—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups containing any of the groups, X being a hetero atom, Y being any atom, e.g. acylureas
    • C07C275/48—Y being a hydrogen or a carbon atom
    • C07C275/50—Y being a hydrogen or an acyclic carbon atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Arc Welding In General (AREA)
IT26866/79A 1978-11-04 1979-10-29 Dispositivo per saldare tra loro le estremita' attestantisi di spezzoni di tube e per sovrapporre successivamente alla zona di congiunzione un nastro semiprofilato mediante saldatura ad andamento elicoidale IT1124803B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2847966A DE2847966B2 (de) 1978-11-04 1978-11-04 Verwendung einer dem Verschweißen von Rohrschüssen dienenden Vorrichtung auch zum nachfolgenden Aufschweißen eines Halbprofilbandes

Publications (2)

Publication Number Publication Date
IT7926866A0 IT7926866A0 (it) 1979-10-29
IT1124803B true IT1124803B (it) 1986-05-14

Family

ID=6053917

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26866/79A IT1124803B (it) 1978-11-04 1979-10-29 Dispositivo per saldare tra loro le estremita' attestantisi di spezzoni di tube e per sovrapporre successivamente alla zona di congiunzione un nastro semiprofilato mediante saldatura ad andamento elicoidale

Country Status (11)

Country Link
US (1) US4295592A (it)
AT (1) AT375577B (it)
BE (1) BE878652A (it)
CH (1) CH640449A5 (it)
DE (1) DE2847966B2 (it)
ES (1) ES483325A1 (it)
FR (1) FR2440243A1 (it)
IT (1) IT1124803B (it)
NL (1) NL180638C (it)
PT (1) PT70001A (it)
YU (1) YU175779A (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2474915A1 (fr) * 1980-02-01 1981-08-07 Bignier Schmid Laurent Procede et dispositif pour mettre en place et souder des frettes autour d'une virole cylindrique
DE3042924C2 (de) * 1980-11-14 1982-09-16 geb. Sinn Wilma 7129 Pfaffenhofen Bissinger Vorrichtung zum Halten von großen, dünnwandigen Behältern in drehbarer, horizontaler Lage
CH655678B (it) * 1982-06-04 1986-05-15
CH664109A5 (de) * 1984-12-14 1988-02-15 Sulzer Ag Verfahren zur herstellung eines zylindrischen hohlkoerpers und anlage zum durchfuehren des verfahrens.
US5069382A (en) * 1990-11-16 1991-12-03 Solar Turbines Incorporated Apparatus and method for producing a pressure vessel from metal tubing
CN104148931B (zh) * 2014-07-04 2016-11-02 上海拓璞数控科技有限公司 用于大型筒段构件对位的多点伺服调整装置及其方法
US10889067B1 (en) * 2015-04-13 2021-01-12 Lockheed Martin Corporation Tension-wound solid state additive manufacturing
US10919106B2 (en) * 2017-06-09 2021-02-16 General Electric Company Ultrasonic welding of annular components

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE724657C (de) * 1938-01-09 1942-09-02 Kjellberg Elektroden & Maschin Elektrische Schweissmaschine
US2600630A (en) * 1946-01-22 1952-06-17 Fergusson Hugh Boscawen Construction of thick-walled high-pressure vessels
US2749421A (en) * 1954-06-17 1956-06-05 Worthington Corp Welding head positioner
GB1124476A (en) * 1965-09-28 1968-08-21 Tube And Pipe Ind Proprietary Improved method and means for the manufacture of helical seam tubing
US3549077A (en) * 1966-02-01 1970-12-22 Ameron Inc Apparatus for fabricating thin-walled steel cylinders
US3715557A (en) * 1971-05-11 1973-02-06 Rostfria Tak Ab Method of, and apparatus for spirally winding strip metal about a pipe, and securing adjacent strips by welding
DE2520610C3 (de) * 1975-05-09 1984-10-25 Blohm + Voss Ag, 2000 Hamburg Verfahren und Vorrichtung zum Herstellen von Schraubennahtrohren
US4121746A (en) * 1977-06-02 1978-10-24 Westinghouse Electric Corp. Apparatus for forming a circumferential weld

Also Published As

Publication number Publication date
DE2847966B2 (de) 1980-10-16
IT7926866A0 (it) 1979-10-29
NL180638C (nl) 1987-04-01
FR2440243A1 (fr) 1980-05-30
DE2847966A1 (de) 1980-05-08
AT375577B (de) 1984-08-27
BE878652A (fr) 1979-12-31
ATA463079A (de) 1984-01-15
PT70001A (de) 1979-08-01
YU175779A (en) 1982-10-31
NL7907944A (nl) 1980-05-07
US4295592A (en) 1981-10-20
ES483325A1 (es) 1980-04-16
CH640449A5 (de) 1984-01-13
NL180638B (nl) 1986-11-03

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