EP0950441A3 - Verfahren zur Herstellung eines doppelwandigen Metallrohres - Google Patents

Verfahren zur Herstellung eines doppelwandigen Metallrohres Download PDF

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Publication number
EP0950441A3
EP0950441A3 EP99106946A EP99106946A EP0950441A3 EP 0950441 A3 EP0950441 A3 EP 0950441A3 EP 99106946 A EP99106946 A EP 99106946A EP 99106946 A EP99106946 A EP 99106946A EP 0950441 A3 EP0950441 A3 EP 0950441A3
Authority
EP
European Patent Office
Prior art keywords
joined body
metal pipes
dual layer
metal pipe
layer metal
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.)
Withdrawn
Application number
EP99106946A
Other languages
English (en)
French (fr)
Other versions
EP0950441A2 (de
Inventor
Takao Yagoto Sanhaitsu 501 Shimizu
Hirotsugu Horio
Noboru Yamamoto
Shigeyuki Inagaki
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.)
Daido Steel Co Ltd
Original Assignee
Daido Steel Co Ltd
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 Daido Steel Co Ltd filed Critical Daido Steel Co Ltd
Publication of EP0950441A2 publication Critical patent/EP0950441A2/de
Publication of EP0950441A3 publication Critical patent/EP0950441A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/154—Making multi-wall tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Arc Welding In General (AREA)
EP99106946A 1998-04-08 1999-04-08 Verfahren zur Herstellung eines doppelwandigen Metallrohres Withdrawn EP0950441A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9552998A JPH11290939A (ja) 1998-04-08 1998-04-08 長尺二重金属管の製造方法
JP9552998 1998-04-08

Publications (2)

Publication Number Publication Date
EP0950441A2 EP0950441A2 (de) 1999-10-20
EP0950441A3 true EP0950441A3 (de) 2001-05-02

Family

ID=14140092

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99106946A Withdrawn EP0950441A3 (de) 1998-04-08 1999-04-08 Verfahren zur Herstellung eines doppelwandigen Metallrohres

Country Status (4)

Country Link
EP (1) EP0950441A3 (de)
JP (1) JPH11290939A (de)
CA (1) CA2268697A1 (de)
NO (1) NO991665L (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6791051B2 (en) * 2002-08-22 2004-09-14 Delphi Technologies, Inc. Method for metallurgically attaching a tube to a member
DK1827727T3 (da) 2004-12-21 2008-09-15 Bergrohr Gmbh Siegen Fremgangsmåde til fremstilling af et flerlagsrör
WO2007030856A1 (en) * 2005-09-16 2007-03-22 Dux Manufacturing Limited A heat exchanger element and a water heater and heat pump utilising same
KR101298702B1 (ko) * 2011-04-27 2013-08-21 현대제철 주식회사 이중관 및 그 제조방법
CN104043675A (zh) * 2014-06-18 2014-09-17 谢光玉 一种铝合金/不锈钢双金属复合管的制备方法
KR101703089B1 (ko) * 2016-02-02 2017-02-06 김성식 내부보호관을 갖는 금속파이프와 이의 제조방법
KR101870573B1 (ko) * 2017-06-16 2018-06-22 방만혁 스테인리스 스틸관과 강관 및 방식층으로 이루어진 복합관 및, 그 제조방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1827437A (en) * 1929-12-07 1931-10-13 Alfred H Pascoe Method of making reenforced drill pipe casings
FR1072416A (fr) * 1951-11-16 1954-09-13 Foster Wheeler Ltd Procédé pour la fabrication de tubes composites et produits obtenus
EP0089379A1 (de) * 1982-03-17 1983-09-28 Kawasaki Jukogyo Kabushiki Kaisha Verfahren zur Herstellung mehrwandiger zusammengesetzter rohrförmiger Bauteile
JPS58167094A (ja) * 1982-03-29 1983-10-03 Japan Steel Works Ltd:The ステンレスクラツド鋼の継手の溶接方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0813428A (ja) 1994-06-22 1996-01-16 Itsutsu:Kk 埋め込み式ｌｅｄユニットとその施工方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1827437A (en) * 1929-12-07 1931-10-13 Alfred H Pascoe Method of making reenforced drill pipe casings
FR1072416A (fr) * 1951-11-16 1954-09-13 Foster Wheeler Ltd Procédé pour la fabrication de tubes composites et produits obtenus
EP0089379A1 (de) * 1982-03-17 1983-09-28 Kawasaki Jukogyo Kabushiki Kaisha Verfahren zur Herstellung mehrwandiger zusammengesetzter rohrförmiger Bauteile
JPS58167094A (ja) * 1982-03-29 1983-10-03 Japan Steel Works Ltd:The ステンレスクラツド鋼の継手の溶接方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 008, no. 002 (M - 266) 7 January 1984 (1984-01-07) *

Also Published As

Publication number Publication date
CA2268697A1 (en) 1999-10-08
EP0950441A2 (de) 1999-10-20
NO991665L (no) 1999-10-11
JPH11290939A (ja) 1999-10-26
NO991665D0 (no) 1999-04-08

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