EP0387425A1 - Vorrichtung zur kontinuierlichen Herstellung von geschweissten Rohren von kleinem Durchmesser - Google Patents

Vorrichtung zur kontinuierlichen Herstellung von geschweissten Rohren von kleinem Durchmesser Download PDF

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Publication number
EP0387425A1
EP0387425A1 EP89201176A EP89201176A EP0387425A1 EP 0387425 A1 EP0387425 A1 EP 0387425A1 EP 89201176 A EP89201176 A EP 89201176A EP 89201176 A EP89201176 A EP 89201176A EP 0387425 A1 EP0387425 A1 EP 0387425A1
Authority
EP
European Patent Office
Prior art keywords
pipe
bush
unit
strip
conical
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.)
Pending
Application number
EP89201176A
Other languages
English (en)
French (fr)
Inventor
Steno Marcegaglia
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.)
Marcegaglia SpA
Original Assignee
Marcegaglia SpA
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 Marcegaglia SpA filed Critical Marcegaglia SpA
Priority to EP89201176A priority Critical patent/EP0387425A1/de
Priority to PCT/EP1989/000257 priority patent/WO1990010509A1/en
Priority to EP89905088A priority patent/EP0419494A1/de
Priority to IN212/CAL/89A priority patent/IN171318B/en
Publication of EP0387425A1 publication Critical patent/EP0387425A1/de
Pending legal-status Critical Current

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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
    • B21C37/08—Making tubes with welded or soldered seams
    • 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/09—Making tubes with welded or soldered seams of coated strip material ; Making multi-wall tubes
EP89201176A 1989-03-12 1989-03-12 Vorrichtung zur kontinuierlichen Herstellung von geschweissten Rohren von kleinem Durchmesser Pending EP0387425A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP89201176A EP0387425A1 (de) 1989-03-12 1989-03-12 Vorrichtung zur kontinuierlichen Herstellung von geschweissten Rohren von kleinem Durchmesser
PCT/EP1989/000257 WO1990010509A1 (en) 1989-03-12 1989-03-12 Apparatus for the continuous production of small-diameter welded pipes
EP89905088A EP0419494A1 (de) 1989-03-12 1989-03-12 Vorrichtung zur kontinuierlichen herstellung von geschweissten rohren von kleinem durchmesser
IN212/CAL/89A IN171318B (de) 1989-03-12 1989-03-15

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP89201176A EP0387425A1 (de) 1989-03-12 1989-03-12 Vorrichtung zur kontinuierlichen Herstellung von geschweissten Rohren von kleinem Durchmesser
PCT/EP1989/000257 WO1990010509A1 (en) 1989-03-12 1989-03-12 Apparatus for the continuous production of small-diameter welded pipes

Publications (1)

Publication Number Publication Date
EP0387425A1 true EP0387425A1 (de) 1990-09-19

Family

ID=42211796

Family Applications (2)

Application Number Title Priority Date Filing Date
EP89905088A Withdrawn EP0419494A1 (de) 1989-03-12 1989-03-12 Vorrichtung zur kontinuierlichen herstellung von geschweissten rohren von kleinem durchmesser
EP89201176A Pending EP0387425A1 (de) 1989-03-12 1989-03-12 Vorrichtung zur kontinuierlichen Herstellung von geschweissten Rohren von kleinem Durchmesser

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP89905088A Withdrawn EP0419494A1 (de) 1989-03-12 1989-03-12 Vorrichtung zur kontinuierlichen herstellung von geschweissten rohren von kleinem durchmesser

Country Status (3)

Country Link
EP (2) EP0419494A1 (de)
IN (1) IN171318B (de)
WO (1) WO1990010509A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103361467A (zh) * 2013-07-25 2013-10-23 莱芜钢铁集团有限公司 一种在线修补电弧炉炉壁水冷块的方法
CN104646932A (zh) * 2013-11-16 2015-05-27 无锡大金高精度冷拔钢管有限公司 一种高精密冷拔焊管的制造方法
CN110255244A (zh) * 2019-07-01 2019-09-20 常州卓睿管业有限公司 一种焊管的生产线及生产方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2943624B2 (ja) * 1994-09-27 1999-08-30 日立電線株式会社 金属管及びそれを用いたケーブル
ES2200801T3 (es) 2000-08-31 2004-03-16 Nexans Metodo para producir un tubo metalico de cobre.

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2011398A (en) * 1934-02-10 1935-08-13 Keystone Steel & Wire Co Method and apparatus for drawing and coating wire
DE724547C (de) * 1933-05-14 1942-08-28 August Seuthe Maschf Maschine zur Herstellung von geschweissten Rohren
GB786934A (en) * 1955-05-26 1957-11-27 Bundy Tubing Co Method and apparatus for making metal tubing
US2959849A (en) * 1956-09-14 1960-11-15 Yoder Co Method and apparatus for making pipe
US3145676A (en) * 1960-06-14 1964-08-25 Markin Tubing Inc Manufacture of metal tubing
US3226817A (en) * 1963-04-17 1966-01-04 Internat Nikoh Corp Continuous method for fabricating tubing
US3524245A (en) * 1968-04-11 1970-08-18 Msl Tubing & Steel Co Continuous tube forming and metallizing process
US3650456A (en) * 1969-05-20 1972-03-21 Anaconda American Brass Co Apparatus for welding

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE724547C (de) * 1933-05-14 1942-08-28 August Seuthe Maschf Maschine zur Herstellung von geschweissten Rohren
US2011398A (en) * 1934-02-10 1935-08-13 Keystone Steel & Wire Co Method and apparatus for drawing and coating wire
GB786934A (en) * 1955-05-26 1957-11-27 Bundy Tubing Co Method and apparatus for making metal tubing
US2959849A (en) * 1956-09-14 1960-11-15 Yoder Co Method and apparatus for making pipe
US3145676A (en) * 1960-06-14 1964-08-25 Markin Tubing Inc Manufacture of metal tubing
US3226817A (en) * 1963-04-17 1966-01-04 Internat Nikoh Corp Continuous method for fabricating tubing
US3524245A (en) * 1968-04-11 1970-08-18 Msl Tubing & Steel Co Continuous tube forming and metallizing process
US3650456A (en) * 1969-05-20 1972-03-21 Anaconda American Brass Co Apparatus for welding

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103361467A (zh) * 2013-07-25 2013-10-23 莱芜钢铁集团有限公司 一种在线修补电弧炉炉壁水冷块的方法
CN103361467B (zh) * 2013-07-25 2015-03-18 莱芜钢铁集团有限公司 一种在线修补电弧炉炉壁水冷块的方法
CN104646932A (zh) * 2013-11-16 2015-05-27 无锡大金高精度冷拔钢管有限公司 一种高精密冷拔焊管的制造方法
CN110255244A (zh) * 2019-07-01 2019-09-20 常州卓睿管业有限公司 一种焊管的生产线及生产方法

Also Published As

Publication number Publication date
WO1990010509A1 (en) 1990-09-20
EP0419494A1 (de) 1991-04-03
IN171318B (de) 1992-09-19

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Free format text: VERFAHREN ABGESCHLOSSEN INFOLGE VERBINDUNG MIT 89905088.4/0419494 (EUROPAEISCHE ANMELDENUMMER/VEROEFFENTLICHUNGSNUMMER) VOM 07.05.92.