NZ211810A - Weld back-up ring for welding pipes - Google Patents

Weld back-up ring for welding pipes

Info

Publication number
NZ211810A
NZ211810A NZ211810A NZ21181085A NZ211810A NZ 211810 A NZ211810 A NZ 211810A NZ 211810 A NZ211810 A NZ 211810A NZ 21181085 A NZ21181085 A NZ 21181085A NZ 211810 A NZ211810 A NZ 211810A
Authority
NZ
New Zealand
Prior art keywords
ring segments
post
ring
plate
radial direction
Prior art date
Application number
NZ211810A
Other languages
English (en)
Inventor
R B Gwin
P H Manning
Original Assignee
Mcdermott Int Inc
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 Mcdermott Int Inc filed Critical Mcdermott Int Inc
Publication of NZ211810A publication Critical patent/NZ211810A/en

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
    • B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
    • B23K37/053—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical work; Clamping devices therefor
    • 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
    • B23K9/035—Seam welding; Backing means; Inserts with backing means disposed under the seam

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Standing Axle, Rod, Or Tube Structures Coupled By Welding, Adhesion, Or Deposition (AREA)
  • Arc Welding In General (AREA)
NZ211810A 1984-04-17 1985-04-16 Weld back-up ring for welding pipes NZ211810A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/601,187 US4556162A (en) 1984-04-17 1984-04-17 Weld backup mechanism for internal pipe welding apparatus

Publications (1)

Publication Number Publication Date
NZ211810A true NZ211810A (en) 1987-01-23

Family

ID=24406542

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ211810A NZ211810A (en) 1984-04-17 1985-04-16 Weld back-up ring for welding pipes

Country Status (13)

Country Link
US (1) US4556162A (enExample)
EP (1) EP0159897A2 (enExample)
JP (1) JPS6149780A (enExample)
KR (1) KR850007747A (enExample)
AU (1) AU4139485A (enExample)
BR (1) BR8501783A (enExample)
DK (1) DK164085A (enExample)
ES (1) ES8700111A1 (enExample)
FI (1) FI851512L (enExample)
IL (1) IL74945A0 (enExample)
NO (1) NO851064L (enExample)
NZ (1) NZ211810A (enExample)
ZA (1) ZA851829B (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1244527A (en) * 1986-03-12 1988-11-08 Helmut K. Hahn Pipe welding backup apparatus
CA1252055A (en) * 1988-03-05 1989-04-04 Max J. Roach Method of welding flanged pipe sections and apparatus therefor
NL192672C (nl) * 1990-11-02 1997-12-02 Atlantic Point Inc Lassteunring.
US5356067A (en) * 1993-06-07 1994-10-18 Crc-Evans Pipeline International, Inc. Internal line up clamp
US5535938A (en) * 1993-06-07 1996-07-16 Crc-Evans Pipeline International, Inc. Internal line up clamp
US5597108A (en) * 1995-04-28 1997-01-28 Crc-Evans Pipeline International, Inc. Plug style pipe line-up clamp with copper back-up shoes
CA2251307C (en) * 1998-10-23 2003-06-03 Proline Pipe Equipment Inc. Internal backup ring system
GB2355425A (en) * 1999-08-13 2001-04-25 Petrology Ltd Internal pipeline clamp
CA2343285C (en) 2001-04-05 2004-06-15 Proline Pipe Equipment Inc. Actuation system for an internal backup ring assembly
FR2983752B1 (fr) * 2011-12-08 2014-08-22 Peugeot Citroen Automobiles Sa Agencement de support de bain de fusion
CN102672317A (zh) * 2012-06-12 2012-09-19 力帆实业(集团)股份有限公司 螺柱焊接工装
US11059121B2 (en) 2012-08-08 2021-07-13 Arvos Gmbh Method and system for welding conduits
HUE038597T2 (hu) 2012-08-08 2018-10-29 Arvos Gmbh Eljárás vezetékek hegesztésére
US8955733B2 (en) 2012-09-28 2015-02-17 Tri Tool Inc. Internal pipe line-up clamping module
GB2514593B (en) 2013-05-30 2016-02-17 Acergy France SAS Internal line-up clamps for welding pipes
CN103406737B (zh) * 2013-08-21 2017-02-22 安徽鸿路钢结构(集团)股份有限公司 双角度圆管柱组装工法
CN105478066B (zh) * 2015-12-29 2019-04-12 茂名重力石化装备股份公司 一种具有堆焊衬里结构的反应器
GB201700735D0 (en) * 2017-01-16 2017-03-01 Saipem Spa Welding support block
CN115302574B (zh) * 2022-10-11 2023-04-14 新程汽车工业有限公司 一种具有定位功能的汽车内饰板打孔机
CN117548948B (zh) * 2023-11-23 2025-06-10 二重（德阳）重型装备有限公司 环向场线圈盒焊接定位工装

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110277A (en) * 1959-03-16 1963-11-12 Crose United Corp Chill ring
JPS5228255Y2 (enExample) * 1972-07-01 1977-06-28
US3937382A (en) * 1975-01-02 1976-02-10 H. C. Price Co. Internal pipe clamp with weld backup
JPS5222905A (en) * 1975-08-13 1977-02-21 Hokuriyou Denko Kk Program detecting device for cassette v.t.r.
JPS6235114Y2 (enExample) * 1978-03-10 1987-09-07
IT1129770B (it) * 1980-01-24 1986-06-11 Saipem Spa Dispositivo perfezionato per il sostegno al rovescio del bagno di saldatura di prima passata nella saldatura di testa automatica di testa di tubazioni
JPS5910877A (ja) * 1982-07-09 1984-01-20 Matsushita Electric Works Ltd 電子時打装置

Also Published As

Publication number Publication date
FI851512A0 (fi) 1985-04-16
ES8700111A1 (es) 1986-09-16
NO851064L (no) 1985-10-18
ZA851829B (en) 1986-04-30
AU4139485A (en) 1985-10-24
DK164085D0 (da) 1985-04-11
BR8501783A (pt) 1985-12-10
JPS6149780A (ja) 1986-03-11
FI851512A7 (fi) 1985-10-18
IL74945A0 (en) 1985-08-30
FI851512L (fi) 1985-10-18
ES542271A0 (es) 1986-09-16
US4556162A (en) 1985-12-03
JPS6234479B2 (enExample) 1987-07-27
KR850007747A (ko) 1985-12-09
DK164085A (da) 1985-10-18
EP0159897A2 (en) 1985-10-30

Similar Documents

Publication Publication Date Title
US4556162A (en) Weld backup mechanism for internal pipe welding apparatus
AU633159B2 (en) Pipe fitting tool
CA1293109C (en) Safety coupling clamp
US6357735B2 (en) Fixture
RU2075001C1 (ru) Трубная муфта
US4735442A (en) Plastic pipe connection
US4341406A (en) Pipe coupling comprising a chain collar
US8511720B2 (en) Clamping assembly and a hydraulic coupler comprising it
US5568893A (en) Internal welding fixture
US20030226387A1 (en) Orbiting roller groover for pipe
HU183295B (en) Holding and centering device for automatic butt welding spigots
EP1570201B1 (en) Hose clamp
US4836581A (en) Device for making a sealed connection
US11835160B2 (en) Pipe flange coupling device, a pipe assembly and a top-submerged-lance (TSL) system
EP0132619B1 (de) Axialkompensator
GB2102091A (en) Apparatus for connecting together pipework ends
US4569539A (en) Pipe joint
KR102052645B1 (ko) 내진기능을 갖는 수도관 이탈방지용 압륜
JP2559130Y2 (ja) パッキン押さえ治具
CN85105922A (zh) 管内焊接装置的焊接支承机构
JP4172860B2 (ja) 可動配管部材の仮固定装置
RU2075685C1 (ru) Устройство для вырезки отверстий в действующем трубопроводе
AU2006236035B2 (en) Clamping assembly and a hydraulic coupler comprising it
GB2152169A (en) Pipe coupling
US5168792A (en) Apparatus for mounting a rodless cylinder