CA1029579A - Bagues d'appoint pour joints soudes de tuyauterie - Google Patents

Bagues d'appoint pour joints soudes de tuyauterie

Info

Publication number
CA1029579A
CA1029579A CA224,777A CA224777A CA1029579A CA 1029579 A CA1029579 A CA 1029579A CA 224777 A CA224777 A CA 224777A CA 1029579 A CA1029579 A CA 1029579A
Authority
CA
Canada
Prior art keywords
pipe joints
welded pipe
backing rings
backing
rings
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
Application number
CA224,777A
Other languages
English (en)
Inventor
James P. Hannah (Jr.)
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.)
Foster Wheeler Energy Corp
Original Assignee
Foster Wheeler Energy Corp
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 Foster Wheeler Energy Corp filed Critical Foster Wheeler Energy Corp
Application granted granted Critical
Publication of CA1029579A publication Critical patent/CA1029579A/fr
Expired 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
    • B23K9/035—Seam welding; Backing means; Inserts with backing means disposed under the seam
    • 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
    • B23K37/0531—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 internal pipe alignment clamps

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)
CA224,777A 1974-10-04 1975-04-16 Bagues d'appoint pour joints soudes de tuyauterie Expired CA1029579A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US512834A US3912150A (en) 1974-10-04 1974-10-04 Backing rings for welded pipe joints

Publications (1)

Publication Number Publication Date
CA1029579A true CA1029579A (fr) 1978-04-18

Family

ID=24040774

Family Applications (1)

Application Number Title Priority Date Filing Date
CA224,777A Expired CA1029579A (fr) 1974-10-04 1975-04-16 Bagues d'appoint pour joints soudes de tuyauterie

Country Status (3)

Country Link
US (1) US3912150A (fr)
CA (1) CA1029579A (fr)
GB (1) GB1511660A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611830A (en) * 1981-03-09 1986-09-16 Von Ahrens Roger W Partially consumable spacer chill rings and their use in welding pipe joints
US20140271974A1 (en) * 2013-03-14 2014-09-18 Honda Motor Co., Ltd. Conforming cooling method and mold
CN103418994A (zh) * 2013-07-29 2013-12-04 中国五冶集团有限公司 一种用于钢管等强对接方法
CN109822252A (zh) * 2019-03-29 2019-05-31 厦门市齐合汽车零部件有限公司 一种管道对拼焊接方法
CN112872697A (zh) * 2019-11-29 2021-06-01 中冶(上海)钢结构科技有限公司 一种圆管对接口焊接衬垫板管内滑动安装的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1293871A (en) * 1918-03-28 1919-02-11 Thomas E Murray Pipe-coupling and method of producing the same.
US1980561A (en) * 1929-11-21 1934-11-13 Linde Air Prod Co Welded joint
US3076261A (en) * 1957-07-22 1963-02-05 Babcock & Wilcox Co Self-leveling welding ring with projecting ears

Also Published As

Publication number Publication date
US3912150A (en) 1975-10-14
GB1511660A (en) 1978-05-24

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